MASTER Net MASTER Database: LIGO GRB250407.66 alert (last error box)

Please use the reference to MASTER DataBase as Lipunov et al., 2010, MASTER Robotic Net, Advances in Astronomy, vol. 2010, p.30L

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Name FERMI GRB250407.66
Type 2 (last error box)
Trigger time 2025-04-07 15:48:21.07
Notice time 2025-04-07 15:49:34.424583
Distance ± Mpc
BNS BHH NSBH Gap Terr
Galaxy in: 50%
90%
FULL

This work was supported by RFBR BRICS 17-52-80133 grant.
Kislovodsk Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
Amur Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
Tunka Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
OAFA Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
IAC Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
SAAO Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
Tavrida Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
OAGH Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)

DAYS:
Coverage since triggertime up to

ALL PLOTS
datetime T - Trig [h] T - Not [h] Area [sq. deg]
Box 50% 90% FULL
[%] 98.1 78.0 71.7
2025-04-21 15:48:21 336.0 336.0 74.2

Map with WFC

Discoveries in this field
No discoveries yet!

Synchronous WFC images
datetime coord2000 observatory camera links
Errorbox center visibility at MASTER facilities
SELECT set_sphere_output('HMS'); select set_sphere_output_precision(1); select distinct on (gn) get_grb_name2 (grbtime, satel ) as gn, coord2000, satel, errorbox, 'now'::timestamp,'now'::timestamp+'1 hour'::interval,grbtime+'1 hour'::interval from grb where tabs(grbtime-'2025-04-07 15:48:21.07')<'10 minutes'::interval order by gn,seq desc,errorbox asc;
trigger notice notice+1hr now

2025-04-07 15:48:21 (JD 2460773.158576)

Siderial time 7.391784 h

Ra 07:34:55.92 Dec 41:19:01.20
(113.733000d, 41.317000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 32.22 Azimuth: 117.56

Sun: Altitude: -32.60 Azimuth: 185.18

Moon: Altitude: 33.82 Azimuth: 77.85

Tunka

Object: Altitude: 47.11 Azimuth: 101.57

Sun: Altitude: -28.78 Azimuth: 157.19

Moon: Altitude: 47.08 Azimuth: 52.06

Kislovodsk

Object: Altitude: 87.14 Azimuth: 32.56

Sun: Altitude: -1.94 Azimuth: 101.55

Moon: Altitude: 56.57 Azimuth: 310.86

Tavrida

Object: Altitude: 84.18 Azimuth: 303.63

Sun: Altitude: 4.23 Azimuth: 95.61

Moon: Altitude: 51.06 Azimuth: 301.10

SAAO

Object: Altitude: 14.11 Azimuth: 195.11

Sun: Altitude: 6.51 Azimuth: 102.52

Moon: Altitude: 21.64 Azimuth: 229.08

IAC

Object: Altitude: 42.32 Azimuth: 238.41

Sun: Altitude: 46.30 Azimuth: 68.64

Moon: Altitude: 12.80 Azimuth: 255.73

Argentina

Object: Altitude: -34.34 Azimuth: 238.86

Sun: Altitude: 49.47 Azimuth: 199.17

Moon: Altitude: -49.92 Azimuth: 279.09

Mexico

Object: Altitude: -12.79 Azimuth: 202.03

Sun: Altitude: 34.66 Azimuth: 284.14

Moon: Altitude: -40.47 Azimuth: 181.29

Ural

Object: Altitude: 70.08 Azimuth: 46.07

Sun: Altitude: -7.99 Azimuth: 116.18

Moon: Altitude: 50.84 Azimuth: 346.35

Vostryakovo

Object: Altitude: 75.83 Azimuth: 351.80

Sun: Altitude: 3.05 Azimuth: 97.83

Moon: Altitude: 46.36 Azimuth: 315.32

Gal. latitude: 25.885992 Gal. longitude: 177.897171

Dist. to Sun: 90.909463

Dist. to Moon: 33.123631

Moon coord.: (141.840780 d, 18.465121 d)

Sun coord.: (16.345073 d, 6.959105 d)

Lunar disk: 0.755152

Lunar phase: 59.315968

Lunar bright limb: 290.209768

No SN in this field

2025-04-07 15:49:34 (JD 2460773.159421)

Siderial time 7.412117 h

Ra 07:34:55.92 Dec 41:19:01.20
(113.733000d, 41.317000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 32.05 Azimuth: 117.74

Sun: Altitude: -32.58 Azimuth: 185.54

Moon: Altitude: 33.63 Azimuth: 78.10

Tunka

Object: Altitude: 46.93 Azimuth: 101.77

Sun: Altitude: -28.85 Azimuth: 157.52

Moon: Altitude: 46.93 Azimuth: 52.41

Kislovodsk

Object: Altitude: 87.02 Azimuth: 36.33

Sun: Altitude: -2.15 Azimuth: 101.76

Moon: Altitude: 56.73 Azimuth: 311.28

Tavrida

Object: Altitude: 84.36 Azimuth: 305.06

Sun: Altitude: 4.02 Azimuth: 95.82

Moon: Altitude: 51.24 Azimuth: 301.45

SAAO

Object: Altitude: 14.17 Azimuth: 194.88

Sun: Altitude: 6.26 Azimuth: 102.35

Moon: Altitude: 21.83 Azimuth: 228.86

IAC

Object: Altitude: 42.55 Azimuth: 238.43

Sun: Altitude: 46.05 Azimuth: 68.88

Moon: Altitude: 13.05 Azimuth: 255.86

Argentina

Object: Altitude: -34.12 Azimuth: 238.79

Sun: Altitude: 49.55 Azimuth: 198.72

Moon: Altitude: -49.67 Azimuth: 278.90

Mexico

Object: Altitude: -12.69 Azimuth: 202.24

Sun: Altitude: 34.91 Azimuth: 284.34

Moon: Altitude: -40.47 Azimuth: 181.66

Ural

Object: Altitude: 69.96 Azimuth: 46.64

Sun: Altitude: -8.14 Azimuth: 116.45

Moon: Altitude: 50.88 Azimuth: 346.79

Vostryakovo

Object: Altitude: 75.85 Azimuth: 352.73

Sun: Altitude: 2.88 Azimuth: 98.08

Moon: Altitude: 46.47 Azimuth: 315.69

Gal. latitude: 25.885992 Gal. longitude: 177.897171

Dist. to Sun: 90.908680

Dist. to Moon: 33.133043

Moon coord.: (141.851103 d, 18.461090 d)

Sun coord.: (16.345846 d, 6.959422 d)

Lunar disk: 0.755225

Lunar phase: 59.306226

Lunar bright limb: 290.212737

No SN in this field

2025-04-07 16:49:34 (JD 2460773.201088)

Siderial time 8.414855 h

Ra 07:34:55.92 Dec 41:19:01.20
(113.733000d, 41.317000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 23.92 Azimuth: 126.62

Sun: Altitude: -30.21 Azimuth: 202.78

Moon: Altitude: 24.27 Azimuth: 89.71

Tunka

Object: Altitude: 38.02 Azimuth: 111.20

Sun: Altitude: -31.08 Azimuth: 174.54

Moon: Altitude: 38.98 Azimuth: 67.87

Kislovodsk

Object: Altitude: 76.98 Azimuth: 85.26

Sun: Altitude: -12.48 Azimuth: 112.59

Moon: Altitude: 62.82 Azimuth: 336.12

Tavrida

Object: Altitude: 82.67 Azimuth: 65.38

Sun: Altitude: -6.41 Azimuth: 106.46

Moon: Altitude: 58.82 Azimuth: 321.72

SAAO

Object: Altitude: 16.20 Azimuth: 183.38

Sun: Altitude: -6.28 Azimuth: 94.30

Moon: Altitude: 30.35 Azimuth: 216.76

IAC

Object: Altitude: 53.83 Azimuth: 237.72

Sun: Altitude: 33.36 Azimuth: 79.08

Moon: Altitude: 25.52 Azimuth: 262.11

Argentina

Object: Altitude: -23.42 Azimuth: 234.69

Sun: Altitude: 51.12 Azimuth: 175.42

Moon: Altitude: -37.28 Azimuth: 270.49

Mexico

Object: Altitude: -6.80 Azimuth: 212.01

Sun: Altitude: 46.99 Azimuth: 295.95

Moon: Altitude: -38.38 Azimuth: 199.34

Ural

Object: Altitude: 63.01 Azimuth: 69.27

Sun: Altitude: -14.94 Azimuth: 129.98

Moon: Altitude: 50.99 Azimuth: 8.75

Vostryakovo

Object: Altitude: 73.66 Azimuth: 35.88

Sun: Altitude: -5.35 Azimuth: 110.51

Moon: Altitude: 50.95 Azimuth: 335.54

Gal. latitude: 25.885992 Gal. longitude: 177.897171

Dist. to Sun: 90.870046

Dist. to Moon: 33.597759

Moon coord.: (142.359372 d, 18.261743 d)

Sun coord.: (16.383983 d, 6.975062 d)

Lunar disk: 0.758819

Lunar phase: 58.826033

Lunar bright limb: 290.357890

No SN in this field

2025-05-13 09:08:37 (JD 2460808.880984)

Siderial time 3.076875 h

Ra 07:34:55.92 Dec 41:19:01.20
(113.733000d, 41.317000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 72.15 Azimuth: 68.31

Sun: Altitude: 16.63 Azimuth: 98.98

Moon: Altitude: -25.32 Azimuth: 278.69

Tunka

Object: Altitude: 79.41 Azimuth: 351.26

Sun: Altitude: 31.88 Azimuth: 79.09

Moon: Altitude: -40.56 Azimuth: 258.38

Kislovodsk

Object: Altitude: 44.88 Azimuth: 250.33

Sun: Altitude: 64.65 Azimuth: 2.11

Moon: Altitude: -70.32 Azimuth: 164.71

Tavrida

Object: Altitude: 39.55 Azimuth: 247.22

Sun: Altitude: 62.93 Azimuth: 344.09

Moon: Altitude: -66.85 Azimuth: 145.68

SAAO

Object: Altitude: -16.95 Azimuth: 231.39

Sun: Altitude: 35.46 Azimuth: 204.39

Moon: Altitude: -27.34 Azimuth: 28.02

IAC

Object: Altitude: -1.98 Azimuth: 219.74

Sun: Altitude: 36.26 Azimuth: 267.15

Moon: Altitude: -32.70 Azimuth: 77.51

Argentina

Object: Altitude: -79.52 Azimuth: 203.21

Sun: Altitude: -27.00 Azimuth: 264.20

Moon: Altitude: 35.15 Azimuth: 80.64

Mexico

Object: Altitude: -10.53 Azimuth: 153.61

Sun: Altitude: -33.68 Azimuth: 212.42

Moon: Altitude: 30.66 Azimuth: 22.78

Ural

Object: Altitude: 57.10 Azimuth: 278.60

Sun: Altitude: 49.11 Azimuth: 26.57

Moon: Altitude: -56.54 Azimuth: 199.04

Vostryakovo

Object: Altitude: 45.02 Azimuth: 258.79

Sun: Altitude: 52.91 Azimuth: 354.08

Moon: Altitude: -58.30 Azimuth: 161.94

Gal. latitude: 25.885992 Gal. longitude: 177.897171

Dist. to Sun: 58.330690

Dist. to Moon: 130.250550

Moon coord.: (236.665060 d, -24.605162 d)

Sun coord.: (50.105039 d, 18.405465 d)

Lunar disk: 0.994284

Lunar phase: 8.671592

Lunar bright limb: 133.962857

No SN in this field
Recent coverage and limits telegrams
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  ID = 12387
TYPE = 34
DAYS = 0


MASTER-Tunka robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Applied Physics Institute, Irkutsk State University) started inspect of the FERMI GRB 250407A ( Fermi GBM team, GCN 40104) errorbox  27 sec after notice time and 46 sec after trigger time at 2025-04-07 15:49:07 UT, with upper limit up to  17.7 mag. The observations began at zenith distance = 42 deg. The sun  altitude  is -29.6 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB 250407A errorbox  4363 sec after notice time and 4383 sec after trigger time at 2025-04-07 17:01:24 UT, with upper limit up to  16.1 mag. Observations started at twilight.  The observations began at zenith distance = 19 deg. The sun  altitude  is -14.4 deg. 

The galactic latitude b = 24 deg., longitude l = 176 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2835912

We obtain a following upper limits.  

Tmid-T0  |      Date Time      |          Site       |             Coord (J2000)          |Filt.| Expt. | Limit| Comment
_________|_____________________|_____________________|____________________________________|_____|_______|_______|________

      52 | 2025-04-07 15:49:07 |        MASTER-Tunka | (07h 31m 43.27s , +43d 36m 20.3s) |   C |    10 | 16.5 |        
     594 | 2025-04-07 15:58:06 |        MASTER-Tunka | (07h 18m 01.14s , +44d 15m 13.8s) |   C |    15 | 16.8 |        
     609 | 2025-04-07 15:58:06 |        MASTER-Tunka | (07h 18m 01.11s , +44d 15m 13.8s) |   C |    45 | 17.3 |  Coadd 
     612 | 2025-04-07 15:58:25 |        MASTER-Tunka | (07h 18m 01.10s , +44d 15m 13.6s) |   C |    15 | 16.8 |        
     631 | 2025-04-07 15:58:43 |        MASTER-Tunka | (07h 18m 01.05s , +44d 15m 13.2s) |   C |    15 | 16.9 |        
     650 | 2025-04-07 15:59:02 |        MASTER-Tunka | (07h 18m 00.98s , +44d 15m 12.7s) |   C |    15 | 16.8 |        
     665 | 2025-04-07 15:59:02 |        MASTER-Tunka | (07h 18m 00.96s , +44d 15m 12.7s) |   C |    45 | 17.5 |  Coadd 
     668 | 2025-04-07 15:59:21 |        MASTER-Tunka | (07h 18m 00.92s , +44d 15m 12.2s) |   C |    15 | 16.9 |        
     687 | 2025-04-07 15:59:40 |        MASTER-Tunka | (07h 18m 00.86s , +44d 15m 11.4s) |   C |    15 | 17.1 |        
     706 | 2025-04-07 15:59:58 |        MASTER-Tunka | (07h 18m 00.82s , +44d 15m 10.8s) |   C |    15 | 17.0 |        
     721 | 2025-04-07 15:59:58 |        MASTER-Tunka | (07h 18m 00.81s , +44d 15m 10.7s) |   C |    45 | 17.5 |  Coadd 
     724 | 2025-04-07 16:00:17 |        MASTER-Tunka | (07h 18m 00.77s , +44d 15m 10.6s) |   C |    15 | 16.9 |        
     742 | 2025-04-07 16:00:35 |        MASTER-Tunka | (07h 18m 00.71s , +44d 15m 10.3s) |   C |    15 | 16.9 |        
     761 | 2025-04-07 16:00:54 |        MASTER-Tunka | (07h 18m 00.68s , +44d 15m 10.0s) |   C |    15 | 17.0 |        
     776 | 2025-04-07 16:00:54 |        MASTER-Tunka | (07h 18m 00.65s , +44d 15m 09.9s) |   C |    45 | 17.4 |  Coadd 
     779 | 2025-04-07 16:01:12 |        MASTER-Tunka | (07h 18m 00.61s , +44d 15m 09.7s) |   C |    15 | 16.9 |        
     799 | 2025-04-07 16:01:31 |        MASTER-Tunka | (07h 18m 00.55s , +44d 15m 09.2s) |   C |    15 | 16.6 |        
     817 | 2025-04-07 16:01:50 |        MASTER-Tunka | (07h 18m 00.46s , +44d 15m 08.1s) |   C |    15 | 16.4 |        
     832 | 2025-04-07 16:01:50 |        MASTER-Tunka | (07h 18m 00.45s , +44d 15m 08.0s) |   C |    45 | 16.6 |  Coadd 
     835 | 2025-04-07 16:02:08 |        MASTER-Tunka | (07h 18m 00.45s , +44d 15m 07.8s) |   C |    15 | 16.3 |        
     854 | 2025-04-07 16:02:27 |        MASTER-Tunka | (07h 18m 00.39s , +44d 15m 07.6s) |   C |    15 | 16.2 |        
     870 | 2025-04-07 16:02:45 |        MASTER-Tunka | (07h 18m 00.33s , +44d 15m 07.3s) |   C |    10 | 15.9 |        
     880 | 2025-04-07 16:02:45 |        MASTER-Tunka | (07h 18m 00.32s , +44d 15m 07.3s) |   C |    30 | 16.6 |  Coadd 
     883 | 2025-04-07 16:02:58 |        MASTER-Tunka | (07h 18m 00.28s , +44d 15m 07.0s) |   C |    10 | 16.0 |        
     896 | 2025-04-07 16:03:12 |        MASTER-Tunka | (07h 18m 00.22s , +44d 15m 07.0s) |   C |    10 | 16.2 |        
     910 | 2025-04-07 16:03:25 |        MASTER-Tunka | (07h 18m 00.20s , +44d 15m 06.6s) |   C |    10 | 16.2 |        
     920 | 2025-04-07 16:03:25 |        MASTER-Tunka | (07h 18m 00.20s , +44d 15m 06.6s) |   C |    30 | 16.5 |  Coadd 
     924 | 2025-04-07 16:03:39 |        MASTER-Tunka | (07h 18m 00.21s , +44d 15m 07.0s) |   C |    10 | 16.2 |        
     937 | 2025-04-07 16:03:53 |        MASTER-Tunka | (07h 18m 00.17s , +44d 15m 06.7s) |   C |    10 | 16.2 |        
     951 | 2025-04-07 16:04:06 |        MASTER-Tunka | (07h 18m 00.16s , +44d 15m 06.5s) |   C |    10 | 16.2 |        
     961 | 2025-04-07 16:04:06 |        MASTER-Tunka | (07h 18m 00.15s , +44d 15m 06.5s) |   C |    30 | 16.8 |  Coadd 
     964 | 2025-04-07 16:04:20 |        MASTER-Tunka | (07h 18m 00.11s , +44d 15m 06.2s) |   C |    10 | 16.3 |        
     978 | 2025-04-07 16:04:33 |        MASTER-Tunka | (07h 18m 00.08s , +44d 15m 05.8s) |   C |    10 | 16.4 |        
     992 | 2025-04-07 16:04:47 |        MASTER-Tunka | (07h 18m 00.06s , +44d 15m 05.5s) |   C |    10 | 16.5 |        
    1002 | 2025-04-07 16:04:47 |        MASTER-Tunka | (07h 18m 00.06s , +44d 15m 05.4s) |   C |    30 | 16.9 |  Coadd 
    1005 | 2025-04-07 16:05:01 |        MASTER-Tunka | (07h 18m 00.03s , +44d 15m 05.1s) |   C |    10 | 16.5 |        
    1019 | 2025-04-07 16:05:14 |        MASTER-Tunka | (07h 17m 59.92s , +44d 15m 04.5s) |   C |    10 | 16.3 |        
    1032 | 2025-04-07 16:05:28 |        MASTER-Tunka | (07h 17m 59.88s , +44d 15m 04.1s) |   C |    10 | 16.2 |        
    1042 | 2025-04-07 16:05:28 |        MASTER-Tunka | (07h 17m 59.88s , +44d 15m 04.0s) |   C |    30 | 16.6 |  Coadd 
    1046 | 2025-04-07 16:05:42 |        MASTER-Tunka | (07h 17m 59.83s , +44d 15m 03.8s) |   C |    10 | 16.1 |        
    1060 | 2025-04-07 16:05:56 |        MASTER-Tunka | (07h 17m 59.82s , +44d 15m 03.7s) |   C |    10 | 16.1 |        
    1074 | 2025-04-07 16:06:09 |        MASTER-Tunka | (07h 17m 59.75s , +44d 15m 03.5s) |   C |    10 | 16.1 |        
    1084 | 2025-04-07 16:06:09 |        MASTER-Tunka | (07h 17m 59.75s , +44d 15m 03.6s) |   C |    30 | 16.6 |  Coadd 
    1087 | 2025-04-07 16:06:23 |        MASTER-Tunka | (07h 17m 59.74s , +44d 15m 03.4s) |   C |    10 | 16.2 |        
    1101 | 2025-04-07 16:06:37 |        MASTER-Tunka | (07h 17m 59.68s , +44d 15m 03.0s) |   C |    10 | 16.2 |        
    1115 | 2025-04-07 16:06:50 |        MASTER-Tunka | (07h 17m 59.64s , +44d 15m 03.1s) |   C |    10 | 16.4 |        
    1125 | 2025-04-07 16:06:50 |        MASTER-Tunka | (07h 17m 59.64s , +44d 15m 03.1s) |   C |    30 | 17.0 |  Coadd 
    1128 | 2025-04-07 16:07:04 |        MASTER-Tunka | (07h 17m 59.60s , +44d 15m 02.5s) |   C |    10 | 16.5 |        
    1142 | 2025-04-07 16:07:17 |        MASTER-Tunka | (07h 17m 59.60s , +44d 15m 01.8s) |   C |    10 | 16.7 |        
    1156 | 2025-04-07 16:07:31 |        MASTER-Tunka | (07h 17m 59.57s , +44d 15m 02.0s) |   C |    10 | 16.7 |        
    1166 | 2025-04-07 16:07:31 |        MASTER-Tunka | (07h 17m 59.57s , +44d 15m 01.9s) |   C |    30 | 17.3 |  Coadd 
    1169 | 2025-04-07 16:07:45 |        MASTER-Tunka | (07h 17m 59.54s , +44d 15m 02.1s) |   C |    10 | 16.8 |        
    1183 | 2025-04-07 16:07:58 |        MASTER-Tunka | (07h 17m 59.49s , +44d 15m 01.4s) |   C |    10 | 16.8 |        
    1199 | 2025-04-07 16:08:12 |        MASTER-Tunka | (07h 17m 59.47s , +44d 15m 01.1s) |   C |    15 | 16.8 |        
    1214 | 2025-04-07 16:08:12 |        MASTER-Tunka | (07h 17m 59.45s , +44d 15m 01.1s) |   C |    45 | 17.4 |  Coadd 
    1218 | 2025-04-07 16:08:30 |        MASTER-Tunka | (07h 17m 59.40s , +44d 15m 00.9s) |   C |    15 | 16.7 |        
    1237 | 2025-04-07 16:08:49 |        MASTER-Tunka | (07h 17m 59.37s , +44d 15m 00.1s) |   C |    15 | 16.9 |        
    1255 | 2025-04-07 16:09:08 |        MASTER-Tunka | (07h 17m 59.35s , +44d 15m 00.0s) |   C |    15 | 17.0 |        
    1270 | 2025-04-07 16:09:08 |        MASTER-Tunka | (07h 17m 59.35s , +44d 15m 00.1s) |   C |    45 | 17.6 |  Coadd 
    1274 | 2025-04-07 16:09:27 |        MASTER-Tunka | (07h 17m 59.31s , +44d 14m 59.5s) |   C |    15 | 17.2 |        
    1293 | 2025-04-07 16:09:46 |        MASTER-Tunka | (07h 17m 59.25s , +44d 14m 59.2s) |   C |    15 | 17.2 |        
    1312 | 2025-04-07 16:10:04 |        MASTER-Tunka | (07h 17m 59.17s , +44d 14m 58.5s) |   C |    15 | 17.0 |        
    1327 | 2025-04-07 16:10:04 |        MASTER-Tunka | (07h 17m 59.16s , +44d 14m 58.3s) |   C |    45 | 17.5 |  Coadd 
    1330 | 2025-04-07 16:10:22 |        MASTER-Tunka | (07h 17m 59.11s , +44d 14m 58.2s) |   C |    15 | 16.9 |        
    1349 | 2025-04-07 16:10:41 |        MASTER-Tunka | (07h 17m 59.07s , +44d 14m 58.1s) |   C |    15 | 17.1 |        
    1367 | 2025-04-07 16:11:00 |        MASTER-Tunka | (07h 17m 59.06s , +44d 14m 57.8s) |   C |    15 | 17.1 |        
    1382 | 2025-04-07 16:11:00 |        MASTER-Tunka | (07h 17m 59.03s , +44d 14m 57.5s) |   C |    45 | 17.6 |  Coadd 
    1386 | 2025-04-07 16:11:19 |        MASTER-Tunka | (07h 17m 58.96s , +44d 14m 56.9s) |   C |    15 | 17.0 |        
    1405 | 2025-04-07 16:11:37 |        MASTER-Tunka | (07h 17m 58.88s , +44d 14m 56.5s) |   C |    15 | 16.9 |        
    1423 | 2025-04-07 16:11:56 |        MASTER-Tunka | (07h 17m 58.84s , +44d 14m 56.1s) |   C |    15 | 17.0 |        
    1438 | 2025-04-07 16:11:56 |        MASTER-Tunka | (07h 17m 58.82s , +44d 14m 55.9s) |   C |    45 | 17.7 |  Coadd 
    1442 | 2025-04-07 16:12:14 |        MASTER-Tunka | (07h 17m 58.77s , +44d 14m 55.3s) |   C |    15 | 17.1 |        
    1460 | 2025-04-07 16:12:33 |        MASTER-Tunka | (07h 17m 58.72s , +44d 14m 55.3s) |   C |    15 | 17.0 |        
    1479 | 2025-04-07 16:12:52 |        MASTER-Tunka | (07h 17m 58.66s , +44d 14m 55.3s) |   C |    15 | 17.1 |        
    1494 | 2025-04-07 16:12:52 |        MASTER-Tunka | (07h 17m 58.65s , +44d 14m 55.2s) |   C |    45 | 17.6 |  Coadd 
    1498 | 2025-04-07 16:13:10 |        MASTER-Tunka | (07h 17m 58.60s , +44d 14m 54.3s) |   C |    15 | 17.0 |        
    1516 | 2025-04-07 16:13:29 |        MASTER-Tunka | (07h 17m 58.58s , +44d 14m 54.0s) |   C |    15 | 17.0 |        
    4413 | 2025-04-07 17:01:24 |   MASTER-Kislovodsk | (07h 15m 35.87s , +39d 19m 33.6s) |   C |    60 | 16.1 |        
    5084 | 2025-04-07 17:12:35 |   MASTER-Kislovodsk | (07h 15m 35.05s , +39d 18m 41.9s) |   C |    60 | 15.1 |        
   18929 | 2025-04-07 21:03:19 |   MASTER-Kislovodsk | (07h 24m 40.96s , +39d 08m 54.1s) |   C |    60 | 16.1 |        
   18925 | 2025-04-07 21:03:31 |        MASTER-Tunka | (07h 21m 45.98s , +43d 01m 33.5s) |   C |    30 | 16.1 |        
   18955 | 2025-04-07 21:03:31 |        MASTER-Tunka | (07h 21m 45.98s , +43d 01m 33.5s) |   C |    90 | 16.8 |  Coadd 
   18968 | 2025-04-07 21:04:14 |        MASTER-Tunka | (07h 21m 45.94s , +43d 02m 33.2s) |   C |    30 | 16.2 |        
   19010 | 2025-04-07 21:04:56 |        MASTER-Tunka | (07h 21m 51.95s , +43d 01m 32.7s) |   C |    30 | 16.4 |        
   19054 | 2025-04-07 21:05:40 |        MASTER-Tunka | (07h 21m 47.61s , +43d 00m 31.0s) |   C |    30 | 16.5 |        
   19096 | 2025-04-07 21:06:22 |        MASTER-Tunka | (07h 21m 53.31s , +43d 00m 50.5s) |   C |    30 | 16.6 |        
   19139 | 2025-04-07 21:07:05 |        MASTER-Tunka | (07h 21m 49.60s , +43d 02m 03.7s) |   C |    30 | 16.6 |        
   19178 | 2025-04-07 21:07:29 |   MASTER-Kislovodsk | (07h 27m 46.98s , +41d 04m 05.2s) |   C |    60 | 15.7 |        
   19183 | 2025-04-07 21:07:48 |        MASTER-Tunka | (07h 21m 49.75s , +43d 00m 42.4s) |   C |    30 | 16.7 |        
   19213 | 2025-04-07 21:07:48 |        MASTER-Tunka | (07h 21m 49.74s , +43d 00m 41.9s) |   C |    90 | 17.4 |  Coadd 
   19226 | 2025-04-07 21:08:32 |        MASTER-Tunka | (07h 21m 52.80s , +43d 02m 00.8s) |   C |    30 | 16.8 |        
   19268 | 2025-04-07 21:09:14 |        MASTER-Tunka | (07h 21m 47.32s , +43d 01m 19.8s) |   C |    30 | 16.8 |        
   19311 | 2025-04-07 21:09:57 |        MASTER-Tunka | (07h 21m 46.61s , +43d 02m 19.8s) |   C |    30 | 16.7 |        
   19341 | 2025-04-07 21:09:57 |        MASTER-Tunka | (07h 21m 46.59s , +43d 02m 18.6s) |   C |    90 | 17.3 |  Coadd 
   19344 | 2025-04-07 21:10:15 |   MASTER-Kislovodsk | (07h 20m 26.44s , +42d 57m 56.8s) |   C |    60 | 15.8 |        
   19354 | 2025-04-07 21:10:39 |        MASTER-Tunka | (07h 21m 52.13s , +43d 01m 19.1s) |   C |    30 | 16.7 |        
   19398 | 2025-04-07 21:11:23 |        MASTER-Tunka | (07h 21m 46.69s , +43d 00m 15.8s) |   C |    30 | 16.6 |        
   19442 | 2025-04-07 21:12:07 |        MASTER-Tunka | (07h 28m 37.53s , +42d 02m 35.3s) |   C |    30 | 16.3 |        
   19484 | 2025-04-07 21:12:50 |        MASTER-Tunka | (07h 28m 33.74s , +42d 03m 44.2s) |   C |    30 | 16.3 |        
   19527 | 2025-04-07 21:13:32 |        MASTER-Tunka | (07h 28m 33.85s , +42d 02m 30.1s) |   C |    30 | 16.3 |        
   19571 | 2025-04-07 21:14:17 |        MASTER-Tunka | (07h 28m 36.60s , +42d 03m 41.2s) |   C |    30 | 16.2 |        
   19615 | 2025-04-07 21:15:00 |        MASTER-Tunka | (07h 28m 30.97s , +42d 02m 58.7s) |   C |    30 | 16.1 |        
   19659 | 2025-04-07 21:15:45 |        MASTER-Tunka | (07h 28m 30.38s , +42d 03m 55.9s) |   C |    30 | 16.1 |        
   19704 | 2025-04-07 21:16:30 |        MASTER-Tunka | (07h 21m 53.18s , +43d 00m 59.4s) |   C |    30 | 16.2 |        
   19743 | 2025-04-07 21:17:13 |        MASTER-Tunka | (07h 21m 48.54s , +42d 59m 58.8s) |   C |    20 | 16.1 |        
   19774 | 2025-04-07 21:17:45 |        MASTER-Tunka | (07h 21m 52.74s , +43d 00m 00.0s) |   C |    20 | 16.1 |        
   19809 | 2025-04-07 21:18:20 |        MASTER-Tunka | (07h 21m 50.55s , +43d 01m 39.6s) |   C |    20 | 16.2 |        
   19842 | 2025-04-07 21:18:52 |        MASTER-Tunka | (07h 21m 50.60s , +43d 00m 24.5s) |   C |    20 | 16.0 |        
   19875 | 2025-04-07 21:19:25 |        MASTER-Tunka | (07h 21m 54.02s , +43d 01m 40.6s) |   C |    20 | 15.9 |        
   19907 | 2025-04-07 21:20:00 |        MASTER-Tunka | (07h 21m 47.61s , +43d 00m 52.3s) |   C |    15 | 15.8 |        
   19935 | 2025-04-07 21:20:27 |        MASTER-Tunka | (07h 21m 47.97s , +43d 01m 51.2s) |   C |    15 | 15.6 |        
   19964 | 2025-04-07 21:20:57 |        MASTER-Tunka | (07h 21m 53.90s , +43d 00m 50.1s) |   C |    15 | 15.6 |        
   19988 | 2025-04-07 21:21:24 |        MASTER-Tunka | (07h 21m 47.26s , +42d 59m 49.2s) |   C |    10 | 15.6 |        
Filter C is a clear (unfiltred) band. 


The observation and reduction will continue. 
The message may be cited.



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#######################################################################################

  ID = 12388
TYPE = 35
DAYS = 0


MASTER-Tunka robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Applied Physics Institute, Irkutsk State University) started inspect of the FERMI GRB 250407A ( Fermi GBM team, GCN 40104) errorbox  27 sec after notice time and 46 sec after trigger time at 2025-04-07 15:49:07 UT, with upper limit up to  17.7 mag. The observations began at zenith distance = 42 deg. The sun  altitude  is -29.6 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB 250407A errorbox  4363 sec after notice time and 4383 sec after trigger time at 2025-04-07 17:01:24 UT, with upper limit up to  16.1 mag. Observations started at twilight.  The observations began at zenith distance = 19 deg. The sun  altitude  is -14.4 deg. 

The galactic latitude b = 24 deg., longitude l = 176 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2835912

We obtain a following upper limits.  

Tmid-T0  |      Date Time      |          Site       |             Coord (J2000)          |Filt.| Expt. | Limit| Comment
_________|_____________________|_____________________|____________________________________|_____|_______|_______|________

      52 | 2025-04-07 15:49:07 |        MASTER-Tunka | (07h 31m 43.27s , +43d 36m 20.3s) |   C |    10 | 16.5 |        
     594 | 2025-04-07 15:58:06 |        MASTER-Tunka | (07h 18m 01.14s , +44d 15m 13.8s) |   C |    15 | 16.8 |        
     609 | 2025-04-07 15:58:06 |        MASTER-Tunka | (07h 18m 01.11s , +44d 15m 13.8s) |   C |    45 | 17.3 |  Coadd 
     612 | 2025-04-07 15:58:25 |        MASTER-Tunka | (07h 18m 01.10s , +44d 15m 13.6s) |   C |    15 | 16.8 |        
     631 | 2025-04-07 15:58:43 |        MASTER-Tunka | (07h 18m 01.05s , +44d 15m 13.2s) |   C |    15 | 16.9 |        
     650 | 2025-04-07 15:59:02 |        MASTER-Tunka | (07h 18m 00.98s , +44d 15m 12.7s) |   C |    15 | 16.8 |        
     665 | 2025-04-07 15:59:02 |        MASTER-Tunka | (07h 18m 00.96s , +44d 15m 12.7s) |   C |    45 | 17.5 |  Coadd 
     668 | 2025-04-07 15:59:21 |        MASTER-Tunka | (07h 18m 00.92s , +44d 15m 12.2s) |   C |    15 | 16.9 |        
     687 | 2025-04-07 15:59:40 |        MASTER-Tunka | (07h 18m 00.86s , +44d 15m 11.4s) |   C |    15 | 17.1 |        
     706 | 2025-04-07 15:59:58 |        MASTER-Tunka | (07h 18m 00.82s , +44d 15m 10.8s) |   C |    15 | 17.0 |        
     721 | 2025-04-07 15:59:58 |        MASTER-Tunka | (07h 18m 00.81s , +44d 15m 10.7s) |   C |    45 | 17.5 |  Coadd 
     724 | 2025-04-07 16:00:17 |        MASTER-Tunka | (07h 18m 00.77s , +44d 15m 10.6s) |   C |    15 | 16.9 |        
     742 | 2025-04-07 16:00:35 |        MASTER-Tunka | (07h 18m 00.71s , +44d 15m 10.3s) |   C |    15 | 16.9 |        
     761 | 2025-04-07 16:00:54 |        MASTER-Tunka | (07h 18m 00.68s , +44d 15m 10.0s) |   C |    15 | 17.0 |        
     776 | 2025-04-07 16:00:54 |        MASTER-Tunka | (07h 18m 00.65s , +44d 15m 09.9s) |   C |    45 | 17.4 |  Coadd 
     779 | 2025-04-07 16:01:12 |        MASTER-Tunka | (07h 18m 00.61s , +44d 15m 09.7s) |   C |    15 | 16.9 |        
     799 | 2025-04-07 16:01:31 |        MASTER-Tunka | (07h 18m 00.55s , +44d 15m 09.2s) |   C |    15 | 16.6 |        
     817 | 2025-04-07 16:01:50 |        MASTER-Tunka | (07h 18m 00.46s , +44d 15m 08.1s) |   C |    15 | 16.4 |        
     832 | 2025-04-07 16:01:50 |        MASTER-Tunka | (07h 18m 00.45s , +44d 15m 08.0s) |   C |    45 | 16.6 |  Coadd 
     835 | 2025-04-07 16:02:08 |        MASTER-Tunka | (07h 18m 00.45s , +44d 15m 07.8s) |   C |    15 | 16.3 |        
     854 | 2025-04-07 16:02:27 |        MASTER-Tunka | (07h 18m 00.39s , +44d 15m 07.6s) |   C |    15 | 16.2 |        
     870 | 2025-04-07 16:02:45 |        MASTER-Tunka | (07h 18m 00.33s , +44d 15m 07.3s) |   C |    10 | 15.9 |        
     880 | 2025-04-07 16:02:45 |        MASTER-Tunka | (07h 18m 00.32s , +44d 15m 07.3s) |   C |    30 | 16.6 |  Coadd 
     883 | 2025-04-07 16:02:58 |        MASTER-Tunka | (07h 18m 00.28s , +44d 15m 07.0s) |   C |    10 | 16.0 |        
     896 | 2025-04-07 16:03:12 |        MASTER-Tunka | (07h 18m 00.22s , +44d 15m 07.0s) |   C |    10 | 16.2 |        
     910 | 2025-04-07 16:03:25 |        MASTER-Tunka | (07h 18m 00.20s , +44d 15m 06.6s) |   C |    10 | 16.2 |        
     920 | 2025-04-07 16:03:25 |        MASTER-Tunka | (07h 18m 00.20s , +44d 15m 06.6s) |   C |    30 | 16.5 |  Coadd 
     924 | 2025-04-07 16:03:39 |        MASTER-Tunka | (07h 18m 00.21s , +44d 15m 07.0s) |   C |    10 | 16.2 |        
     937 | 2025-04-07 16:03:53 |        MASTER-Tunka | (07h 18m 00.17s , +44d 15m 06.7s) |   C |    10 | 16.2 |        
     951 | 2025-04-07 16:04:06 |        MASTER-Tunka | (07h 18m 00.16s , +44d 15m 06.5s) |   C |    10 | 16.2 |        
     961 | 2025-04-07 16:04:06 |        MASTER-Tunka | (07h 18m 00.15s , +44d 15m 06.5s) |   C |    30 | 16.8 |  Coadd 
     964 | 2025-04-07 16:04:20 |        MASTER-Tunka | (07h 18m 00.11s , +44d 15m 06.2s) |   C |    10 | 16.3 |        
     978 | 2025-04-07 16:04:33 |        MASTER-Tunka | (07h 18m 00.08s , +44d 15m 05.8s) |   C |    10 | 16.4 |        
     992 | 2025-04-07 16:04:47 |        MASTER-Tunka | (07h 18m 00.06s , +44d 15m 05.5s) |   C |    10 | 16.5 |        
    1002 | 2025-04-07 16:04:47 |        MASTER-Tunka | (07h 18m 00.06s , +44d 15m 05.4s) |   C |    30 | 16.9 |  Coadd 
    1005 | 2025-04-07 16:05:01 |        MASTER-Tunka | (07h 18m 00.03s , +44d 15m 05.1s) |   C |    10 | 16.5 |        
    1019 | 2025-04-07 16:05:14 |        MASTER-Tunka | (07h 17m 59.92s , +44d 15m 04.5s) |   C |    10 | 16.3 |        
    1032 | 2025-04-07 16:05:28 |        MASTER-Tunka | (07h 17m 59.88s , +44d 15m 04.1s) |   C |    10 | 16.2 |        
    1042 | 2025-04-07 16:05:28 |        MASTER-Tunka | (07h 17m 59.88s , +44d 15m 04.0s) |   C |    30 | 16.6 |  Coadd 
    1046 | 2025-04-07 16:05:42 |        MASTER-Tunka | (07h 17m 59.83s , +44d 15m 03.8s) |   C |    10 | 16.1 |        
    1060 | 2025-04-07 16:05:56 |        MASTER-Tunka | (07h 17m 59.82s , +44d 15m 03.7s) |   C |    10 | 16.1 |        
    1074 | 2025-04-07 16:06:09 |        MASTER-Tunka | (07h 17m 59.75s , +44d 15m 03.5s) |   C |    10 | 16.1 |        
    1084 | 2025-04-07 16:06:09 |        MASTER-Tunka | (07h 17m 59.75s , +44d 15m 03.6s) |   C |    30 | 16.6 |  Coadd 
    1087 | 2025-04-07 16:06:23 |        MASTER-Tunka | (07h 17m 59.74s , +44d 15m 03.4s) |   C |    10 | 16.2 |        
    1101 | 2025-04-07 16:06:37 |        MASTER-Tunka | (07h 17m 59.68s , +44d 15m 03.0s) |   C |    10 | 16.2 |        
    1115 | 2025-04-07 16:06:50 |        MASTER-Tunka | (07h 17m 59.64s , +44d 15m 03.1s) |   C |    10 | 16.4 |        
    1125 | 2025-04-07 16:06:50 |        MASTER-Tunka | (07h 17m 59.64s , +44d 15m 03.1s) |   C |    30 | 17.0 |  Coadd 
    1128 | 2025-04-07 16:07:04 |        MASTER-Tunka | (07h 17m 59.60s , +44d 15m 02.5s) |   C |    10 | 16.5 |        
    1142 | 2025-04-07 16:07:17 |        MASTER-Tunka | (07h 17m 59.60s , +44d 15m 01.8s) |   C |    10 | 16.7 |        
    1156 | 2025-04-07 16:07:31 |        MASTER-Tunka | (07h 17m 59.57s , +44d 15m 02.0s) |   C |    10 | 16.7 |        
    1166 | 2025-04-07 16:07:31 |        MASTER-Tunka | (07h 17m 59.57s , +44d 15m 01.9s) |   C |    30 | 17.3 |  Coadd 
    1169 | 2025-04-07 16:07:45 |        MASTER-Tunka | (07h 17m 59.54s , +44d 15m 02.1s) |   C |    10 | 16.8 |        
    1183 | 2025-04-07 16:07:58 |        MASTER-Tunka | (07h 17m 59.49s , +44d 15m 01.4s) |   C |    10 | 16.8 |        
    1199 | 2025-04-07 16:08:12 |        MASTER-Tunka | (07h 17m 59.47s , +44d 15m 01.1s) |   C |    15 | 16.8 |        
    1214 | 2025-04-07 16:08:12 |        MASTER-Tunka | (07h 17m 59.45s , +44d 15m 01.1s) |   C |    45 | 17.4 |  Coadd 
    1218 | 2025-04-07 16:08:30 |        MASTER-Tunka | (07h 17m 59.40s , +44d 15m 00.9s) |   C |    15 | 16.7 |        
    1237 | 2025-04-07 16:08:49 |        MASTER-Tunka | (07h 17m 59.37s , +44d 15m 00.1s) |   C |    15 | 16.9 |        
    1255 | 2025-04-07 16:09:08 |        MASTER-Tunka | (07h 17m 59.35s , +44d 15m 00.0s) |   C |    15 | 17.0 |        
    1270 | 2025-04-07 16:09:08 |        MASTER-Tunka | (07h 17m 59.35s , +44d 15m 00.1s) |   C |    45 | 17.6 |  Coadd 
    1274 | 2025-04-07 16:09:27 |        MASTER-Tunka | (07h 17m 59.31s , +44d 14m 59.5s) |   C |    15 | 17.2 |        
    1293 | 2025-04-07 16:09:46 |        MASTER-Tunka | (07h 17m 59.25s , +44d 14m 59.2s) |   C |    15 | 17.2 |        
    1312 | 2025-04-07 16:10:04 |        MASTER-Tunka | (07h 17m 59.17s , +44d 14m 58.5s) |   C |    15 | 17.0 |        
    1327 | 2025-04-07 16:10:04 |        MASTER-Tunka | (07h 17m 59.16s , +44d 14m 58.3s) |   C |    45 | 17.5 |  Coadd 
    1330 | 2025-04-07 16:10:22 |        MASTER-Tunka | (07h 17m 59.11s , +44d 14m 58.2s) |   C |    15 | 16.9 |        
    1349 | 2025-04-07 16:10:41 |        MASTER-Tunka | (07h 17m 59.07s , +44d 14m 58.1s) |   C |    15 | 17.1 |        
    1367 | 2025-04-07 16:11:00 |        MASTER-Tunka | (07h 17m 59.06s , +44d 14m 57.8s) |   C |    15 | 17.1 |        
    1382 | 2025-04-07 16:11:00 |        MASTER-Tunka | (07h 17m 59.03s , +44d 14m 57.5s) |   C |    45 | 17.6 |  Coadd 
    1386 | 2025-04-07 16:11:19 |        MASTER-Tunka | (07h 17m 58.96s , +44d 14m 56.9s) |   C |    15 | 17.0 |        
    1405 | 2025-04-07 16:11:37 |        MASTER-Tunka | (07h 17m 58.88s , +44d 14m 56.5s) |   C |    15 | 16.9 |        
    1423 | 2025-04-07 16:11:56 |        MASTER-Tunka | (07h 17m 58.84s , +44d 14m 56.1s) |   C |    15 | 17.0 |        
    1438 | 2025-04-07 16:11:56 |        MASTER-Tunka | (07h 17m 58.82s , +44d 14m 55.9s) |   C |    45 | 17.7 |  Coadd 
    1442 | 2025-04-07 16:12:14 |        MASTER-Tunka | (07h 17m 58.77s , +44d 14m 55.3s) |   C |    15 | 17.1 |        
    1460 | 2025-04-07 16:12:33 |        MASTER-Tunka | (07h 17m 58.72s , +44d 14m 55.3s) |   C |    15 | 17.0 |        
    1479 | 2025-04-07 16:12:52 |        MASTER-Tunka | (07h 17m 58.66s , +44d 14m 55.3s) |   C |    15 | 17.1 |        
    1494 | 2025-04-07 16:12:52 |        MASTER-Tunka | (07h 17m 58.65s , +44d 14m 55.2s) |   C |    45 | 17.6 |  Coadd 
    1498 | 2025-04-07 16:13:10 |        MASTER-Tunka | (07h 17m 58.60s , +44d 14m 54.3s) |   C |    15 | 17.0 |        
    1516 | 2025-04-07 16:13:29 |        MASTER-Tunka | (07h 17m 58.58s , +44d 14m 54.0s) |   C |    15 | 17.0 |        
    4413 | 2025-04-07 17:01:24 |   MASTER-Kislovodsk | (07h 15m 35.87s , +39d 19m 33.6s) |   C |    60 | 16.1 |        
    5084 | 2025-04-07 17:12:35 |   MASTER-Kislovodsk | (07h 15m 35.05s , +39d 18m 41.9s) |   C |    60 | 15.1 |        
   18929 | 2025-04-07 21:03:19 |   MASTER-Kislovodsk | (07h 24m 40.96s , +39d 08m 54.1s) |   C |    60 | 16.1 |        
   18925 | 2025-04-07 21:03:31 |        MASTER-Tunka | (07h 21m 45.98s , +43d 01m 33.5s) |   C |    30 | 16.1 |        
   18955 | 2025-04-07 21:03:31 |        MASTER-Tunka | (07h 21m 45.98s , +43d 01m 33.5s) |   C |    90 | 16.8 |  Coadd 
   18968 | 2025-04-07 21:04:14 |        MASTER-Tunka | (07h 21m 45.94s , +43d 02m 33.2s) |   C |    30 | 16.2 |        
   19010 | 2025-04-07 21:04:56 |        MASTER-Tunka | (07h 21m 51.95s , +43d 01m 32.7s) |   C |    30 | 16.4 |        
   19054 | 2025-04-07 21:05:40 |        MASTER-Tunka | (07h 21m 47.61s , +43d 00m 31.0s) |   C |    30 | 16.5 |        
   19096 | 2025-04-07 21:06:22 |        MASTER-Tunka | (07h 21m 53.31s , +43d 00m 50.5s) |   C |    30 | 16.6 |        
   19139 | 2025-04-07 21:07:05 |        MASTER-Tunka | (07h 21m 49.60s , +43d 02m 03.7s) |   C |    30 | 16.6 |        
   19178 | 2025-04-07 21:07:29 |   MASTER-Kislovodsk | (07h 27m 46.98s , +41d 04m 05.2s) |   C |    60 | 15.7 |        
   19183 | 2025-04-07 21:07:48 |        MASTER-Tunka | (07h 21m 49.75s , +43d 00m 42.4s) |   C |    30 | 16.7 |        
   19213 | 2025-04-07 21:07:48 |        MASTER-Tunka | (07h 21m 49.74s , +43d 00m 41.9s) |   C |    90 | 17.4 |  Coadd 
   19226 | 2025-04-07 21:08:32 |        MASTER-Tunka | (07h 21m 52.80s , +43d 02m 00.8s) |   C |    30 | 16.8 |        
   19268 | 2025-04-07 21:09:14 |        MASTER-Tunka | (07h 21m 47.32s , +43d 01m 19.8s) |   C |    30 | 16.8 |        
   19311 | 2025-04-07 21:09:57 |        MASTER-Tunka | (07h 21m 46.61s , +43d 02m 19.8s) |   C |    30 | 16.7 |        
   19341 | 2025-04-07 21:09:57 |        MASTER-Tunka | (07h 21m 46.59s , +43d 02m 18.6s) |   C |    90 | 17.3 |  Coadd 
   19344 | 2025-04-07 21:10:15 |   MASTER-Kislovodsk | (07h 20m 26.44s , +42d 57m 56.8s) |   C |    60 | 15.8 |        
   19354 | 2025-04-07 21:10:39 |        MASTER-Tunka | (07h 21m 52.13s , +43d 01m 19.1s) |   C |    30 | 16.7 |        
   19398 | 2025-04-07 21:11:23 |        MASTER-Tunka | (07h 21m 46.69s , +43d 00m 15.8s) |   C |    30 | 16.6 |        
   19442 | 2025-04-07 21:12:07 |        MASTER-Tunka | (07h 28m 37.53s , +42d 02m 35.3s) |   C |    30 | 16.3 |        
   19484 | 2025-04-07 21:12:50 |        MASTER-Tunka | (07h 28m 33.74s , +42d 03m 44.2s) |   C |    30 | 16.3 |        
   19527 | 2025-04-07 21:13:32 |        MASTER-Tunka | (07h 28m 33.85s , +42d 02m 30.1s) |   C |    30 | 16.3 |        
   19571 | 2025-04-07 21:14:17 |        MASTER-Tunka | (07h 28m 36.60s , +42d 03m 41.2s) |   C |    30 | 16.2 |        
   19615 | 2025-04-07 21:15:00 |        MASTER-Tunka | (07h 28m 30.97s , +42d 02m 58.7s) |   C |    30 | 16.1 |        
   19659 | 2025-04-07 21:15:45 |        MASTER-Tunka | (07h 28m 30.38s , +42d 03m 55.9s) |   C |    30 | 16.1 |        
   19704 | 2025-04-07 21:16:30 |        MASTER-Tunka | (07h 21m 53.18s , +43d 00m 59.4s) |   C |    30 | 16.2 |        
   19743 | 2025-04-07 21:17:13 |        MASTER-Tunka | (07h 21m 48.54s , +42d 59m 58.8s) |   C |    20 | 16.1 |        
   19774 | 2025-04-07 21:17:45 |        MASTER-Tunka | (07h 21m 52.74s , +43d 00m 00.0s) |   C |    20 | 16.1 |        
   19809 | 2025-04-07 21:18:20 |        MASTER-Tunka | (07h 21m 50.55s , +43d 01m 39.6s) |   C |    20 | 16.2 |        
   19842 | 2025-04-07 21:18:52 |        MASTER-Tunka | (07h 21m 50.60s , +43d 00m 24.5s) |   C |    20 | 16.0 |        
   19875 | 2025-04-07 21:19:25 |        MASTER-Tunka | (07h 21m 54.02s , +43d 01m 40.6s) |   C |    20 | 15.9 |        
   19907 | 2025-04-07 21:20:00 |        MASTER-Tunka | (07h 21m 47.61s , +43d 00m 52.3s) |   C |    15 | 15.8 |        
   19935 | 2025-04-07 21:20:27 |        MASTER-Tunka | (07h 21m 47.97s , +43d 01m 51.2s) |   C |    15 | 15.6 |        
   19964 | 2025-04-07 21:20:57 |        MASTER-Tunka | (07h 21m 53.90s , +43d 00m 50.1s) |   C |    15 | 15.6 |        
   19988 | 2025-04-07 21:21:24 |        MASTER-Tunka | (07h 21m 47.26s , +42d 59m 49.2s) |   C |    10 | 15.6 |        
Filter C is a clear (unfiltred) band. 


The observation and reduction will continue. 
The message may be cited.



#######################################################################################
#######################################################################################

  ID = 12389
TYPE = 35
DAYS = 0


MASTER-Tunka robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Applied Physics Institute, Irkutsk State University) started inspect of the FERMI GRB 250407A ( Fermi GBM team, GCN 40104) errorbox  27 sec after notice time and 46 sec after trigger time at 2025-04-07 15:49:07 UT, with upper limit up to  17.7 mag. The observations began at zenith distance = 42 deg. The sun  altitude  is -29.6 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB 250407A errorbox  4363 sec after notice time and 4383 sec after trigger time at 2025-04-07 17:01:24 UT, with upper limit up to  16.1 mag. Observations started at twilight.  The observations began at zenith distance = 19 deg. The sun  altitude  is -14.4 deg. 

The galactic latitude b = 24 deg., longitude l = 176 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2835912

We obtain a following upper limits.  

Tmid-T0  |      Date Time      |          Site       |             Coord (J2000)          |Filt.| Expt. | Limit| Comment
_________|_____________________|_____________________|____________________________________|_____|_______|_______|________

      52 | 2025-04-07 15:49:07 |        MASTER-Tunka | (07h 31m 43.27s , +43d 36m 20.3s) |   C |    10 | 16.5 |        
     594 | 2025-04-07 15:58:06 |        MASTER-Tunka | (07h 18m 01.14s , +44d 15m 13.8s) |   C |    15 | 16.8 |        
     609 | 2025-04-07 15:58:06 |        MASTER-Tunka | (07h 18m 01.11s , +44d 15m 13.8s) |   C |    45 | 17.3 |  Coadd 
     612 | 2025-04-07 15:58:25 |        MASTER-Tunka | (07h 18m 01.10s , +44d 15m 13.6s) |   C |    15 | 16.8 |        
     631 | 2025-04-07 15:58:43 |        MASTER-Tunka | (07h 18m 01.05s , +44d 15m 13.2s) |   C |    15 | 16.9 |        
     650 | 2025-04-07 15:59:02 |        MASTER-Tunka | (07h 18m 00.98s , +44d 15m 12.7s) |   C |    15 | 16.8 |        
     665 | 2025-04-07 15:59:02 |        MASTER-Tunka | (07h 18m 00.96s , +44d 15m 12.7s) |   C |    45 | 17.5 |  Coadd 
     668 | 2025-04-07 15:59:21 |        MASTER-Tunka | (07h 18m 00.92s , +44d 15m 12.2s) |   C |    15 | 16.9 |        
     687 | 2025-04-07 15:59:40 |        MASTER-Tunka | (07h 18m 00.86s , +44d 15m 11.4s) |   C |    15 | 17.1 |        
     706 | 2025-04-07 15:59:58 |        MASTER-Tunka | (07h 18m 00.82s , +44d 15m 10.8s) |   C |    15 | 17.0 |        
     721 | 2025-04-07 15:59:58 |        MASTER-Tunka | (07h 18m 00.81s , +44d 15m 10.7s) |   C |    45 | 17.5 |  Coadd 
     724 | 2025-04-07 16:00:17 |        MASTER-Tunka | (07h 18m 00.77s , +44d 15m 10.6s) |   C |    15 | 16.9 |        
     742 | 2025-04-07 16:00:35 |        MASTER-Tunka | (07h 18m 00.71s , +44d 15m 10.3s) |   C |    15 | 16.9 |        
     761 | 2025-04-07 16:00:54 |        MASTER-Tunka | (07h 18m 00.68s , +44d 15m 10.0s) |   C |    15 | 17.0 |        
     776 | 2025-04-07 16:00:54 |        MASTER-Tunka | (07h 18m 00.65s , +44d 15m 09.9s) |   C |    45 | 17.4 |  Coadd 
     779 | 2025-04-07 16:01:12 |        MASTER-Tunka | (07h 18m 00.61s , +44d 15m 09.7s) |   C |    15 | 16.9 |        
     799 | 2025-04-07 16:01:31 |        MASTER-Tunka | (07h 18m 00.55s , +44d 15m 09.2s) |   C |    15 | 16.6 |        
     817 | 2025-04-07 16:01:50 |        MASTER-Tunka | (07h 18m 00.46s , +44d 15m 08.1s) |   C |    15 | 16.4 |        
     832 | 2025-04-07 16:01:50 |        MASTER-Tunka | (07h 18m 00.45s , +44d 15m 08.0s) |   C |    45 | 16.6 |  Coadd 
     835 | 2025-04-07 16:02:08 |        MASTER-Tunka | (07h 18m 00.45s , +44d 15m 07.8s) |   C |    15 | 16.3 |        
     854 | 2025-04-07 16:02:27 |        MASTER-Tunka | (07h 18m 00.39s , +44d 15m 07.6s) |   C |    15 | 16.2 |        
     870 | 2025-04-07 16:02:45 |        MASTER-Tunka | (07h 18m 00.33s , +44d 15m 07.3s) |   C |    10 | 15.9 |        
     880 | 2025-04-07 16:02:45 |        MASTER-Tunka | (07h 18m 00.32s , +44d 15m 07.3s) |   C |    30 | 16.6 |  Coadd 
     883 | 2025-04-07 16:02:58 |        MASTER-Tunka | (07h 18m 00.28s , +44d 15m 07.0s) |   C |    10 | 16.0 |        
     896 | 2025-04-07 16:03:12 |        MASTER-Tunka | (07h 18m 00.22s , +44d 15m 07.0s) |   C |    10 | 16.2 |        
     910 | 2025-04-07 16:03:25 |        MASTER-Tunka | (07h 18m 00.20s , +44d 15m 06.6s) |   C |    10 | 16.2 |        
     920 | 2025-04-07 16:03:25 |        MASTER-Tunka | (07h 18m 00.20s , +44d 15m 06.6s) |   C |    30 | 16.5 |  Coadd 
     924 | 2025-04-07 16:03:39 |        MASTER-Tunka | (07h 18m 00.21s , +44d 15m 07.0s) |   C |    10 | 16.2 |        
     937 | 2025-04-07 16:03:53 |        MASTER-Tunka | (07h 18m 00.17s , +44d 15m 06.7s) |   C |    10 | 16.2 |        
     951 | 2025-04-07 16:04:06 |        MASTER-Tunka | (07h 18m 00.16s , +44d 15m 06.5s) |   C |    10 | 16.2 |        
     961 | 2025-04-07 16:04:06 |        MASTER-Tunka | (07h 18m 00.15s , +44d 15m 06.5s) |   C |    30 | 16.8 |  Coadd 
     964 | 2025-04-07 16:04:20 |        MASTER-Tunka | (07h 18m 00.11s , +44d 15m 06.2s) |   C |    10 | 16.3 |        
     978 | 2025-04-07 16:04:33 |        MASTER-Tunka | (07h 18m 00.08s , +44d 15m 05.8s) |   C |    10 | 16.4 |        
     992 | 2025-04-07 16:04:47 |        MASTER-Tunka | (07h 18m 00.06s , +44d 15m 05.5s) |   C |    10 | 16.5 |        
    1002 | 2025-04-07 16:04:47 |        MASTER-Tunka | (07h 18m 00.06s , +44d 15m 05.4s) |   C |    30 | 16.9 |  Coadd 
    1005 | 2025-04-07 16:05:01 |        MASTER-Tunka | (07h 18m 00.03s , +44d 15m 05.1s) |   C |    10 | 16.5 |        
    1019 | 2025-04-07 16:05:14 |        MASTER-Tunka | (07h 17m 59.92s , +44d 15m 04.5s) |   C |    10 | 16.3 |        
    1032 | 2025-04-07 16:05:28 |        MASTER-Tunka | (07h 17m 59.88s , +44d 15m 04.1s) |   C |    10 | 16.2 |        
    1042 | 2025-04-07 16:05:28 |        MASTER-Tunka | (07h 17m 59.88s , +44d 15m 04.0s) |   C |    30 | 16.6 |  Coadd 
    1046 | 2025-04-07 16:05:42 |        MASTER-Tunka | (07h 17m 59.83s , +44d 15m 03.8s) |   C |    10 | 16.1 |        
    1060 | 2025-04-07 16:05:56 |        MASTER-Tunka | (07h 17m 59.82s , +44d 15m 03.7s) |   C |    10 | 16.1 |        
    1074 | 2025-04-07 16:06:09 |        MASTER-Tunka | (07h 17m 59.75s , +44d 15m 03.5s) |   C |    10 | 16.1 |        
    1084 | 2025-04-07 16:06:09 |        MASTER-Tunka | (07h 17m 59.75s , +44d 15m 03.6s) |   C |    30 | 16.6 |  Coadd 
    1087 | 2025-04-07 16:06:23 |        MASTER-Tunka | (07h 17m 59.74s , +44d 15m 03.4s) |   C |    10 | 16.2 |        
    1101 | 2025-04-07 16:06:37 |        MASTER-Tunka | (07h 17m 59.68s , +44d 15m 03.0s) |   C |    10 | 16.2 |        
    1115 | 2025-04-07 16:06:50 |        MASTER-Tunka | (07h 17m 59.64s , +44d 15m 03.1s) |   C |    10 | 16.4 |        
    1125 | 2025-04-07 16:06:50 |        MASTER-Tunka | (07h 17m 59.64s , +44d 15m 03.1s) |   C |    30 | 17.0 |  Coadd 
    1128 | 2025-04-07 16:07:04 |        MASTER-Tunka | (07h 17m 59.60s , +44d 15m 02.5s) |   C |    10 | 16.5 |        
    1142 | 2025-04-07 16:07:17 |        MASTER-Tunka | (07h 17m 59.60s , +44d 15m 01.8s) |   C |    10 | 16.7 |        
    1156 | 2025-04-07 16:07:31 |        MASTER-Tunka | (07h 17m 59.57s , +44d 15m 02.0s) |   C |    10 | 16.7 |        
    1166 | 2025-04-07 16:07:31 |        MASTER-Tunka | (07h 17m 59.57s , +44d 15m 01.9s) |   C |    30 | 17.3 |  Coadd 
    1169 | 2025-04-07 16:07:45 |        MASTER-Tunka | (07h 17m 59.54s , +44d 15m 02.1s) |   C |    10 | 16.8 |        
    1183 | 2025-04-07 16:07:58 |        MASTER-Tunka | (07h 17m 59.49s , +44d 15m 01.4s) |   C |    10 | 16.8 |        
    1199 | 2025-04-07 16:08:12 |        MASTER-Tunka | (07h 17m 59.47s , +44d 15m 01.1s) |   C |    15 | 16.8 |        
    1214 | 2025-04-07 16:08:12 |        MASTER-Tunka | (07h 17m 59.45s , +44d 15m 01.1s) |   C |    45 | 17.4 |  Coadd 
    1218 | 2025-04-07 16:08:30 |        MASTER-Tunka | (07h 17m 59.40s , +44d 15m 00.9s) |   C |    15 | 16.7 |        
    1237 | 2025-04-07 16:08:49 |        MASTER-Tunka | (07h 17m 59.37s , +44d 15m 00.1s) |   C |    15 | 16.9 |        
    1255 | 2025-04-07 16:09:08 |        MASTER-Tunka | (07h 17m 59.35s , +44d 15m 00.0s) |   C |    15 | 17.0 |        
    1270 | 2025-04-07 16:09:08 |        MASTER-Tunka | (07h 17m 59.35s , +44d 15m 00.1s) |   C |    45 | 17.6 |  Coadd 
    1274 | 2025-04-07 16:09:27 |        MASTER-Tunka | (07h 17m 59.31s , +44d 14m 59.5s) |   C |    15 | 17.2 |        
    1293 | 2025-04-07 16:09:46 |        MASTER-Tunka | (07h 17m 59.25s , +44d 14m 59.2s) |   C |    15 | 17.2 |        
    1312 | 2025-04-07 16:10:04 |        MASTER-Tunka | (07h 17m 59.17s , +44d 14m 58.5s) |   C |    15 | 17.0 |        
    1327 | 2025-04-07 16:10:04 |        MASTER-Tunka | (07h 17m 59.16s , +44d 14m 58.3s) |   C |    45 | 17.5 |  Coadd 
    1330 | 2025-04-07 16:10:22 |        MASTER-Tunka | (07h 17m 59.11s , +44d 14m 58.2s) |   C |    15 | 16.9 |        
    1349 | 2025-04-07 16:10:41 |        MASTER-Tunka | (07h 17m 59.07s , +44d 14m 58.1s) |   C |    15 | 17.1 |        
    1367 | 2025-04-07 16:11:00 |        MASTER-Tunka | (07h 17m 59.06s , +44d 14m 57.8s) |   C |    15 | 17.1 |        
    1382 | 2025-04-07 16:11:00 |        MASTER-Tunka | (07h 17m 59.03s , +44d 14m 57.5s) |   C |    45 | 17.6 |  Coadd 
    1386 | 2025-04-07 16:11:19 |        MASTER-Tunka | (07h 17m 58.96s , +44d 14m 56.9s) |   C |    15 | 17.0 |        
    1405 | 2025-04-07 16:11:37 |        MASTER-Tunka | (07h 17m 58.88s , +44d 14m 56.5s) |   C |    15 | 16.9 |        
    1423 | 2025-04-07 16:11:56 |        MASTER-Tunka | (07h 17m 58.84s , +44d 14m 56.1s) |   C |    15 | 17.0 |        
    1438 | 2025-04-07 16:11:56 |        MASTER-Tunka | (07h 17m 58.82s , +44d 14m 55.9s) |   C |    45 | 17.7 |  Coadd 
    1442 | 2025-04-07 16:12:14 |        MASTER-Tunka | (07h 17m 58.77s , +44d 14m 55.3s) |   C |    15 | 17.1 |        
    1460 | 2025-04-07 16:12:33 |        MASTER-Tunka | (07h 17m 58.72s , +44d 14m 55.3s) |   C |    15 | 17.0 |        
    1479 | 2025-04-07 16:12:52 |        MASTER-Tunka | (07h 17m 58.66s , +44d 14m 55.3s) |   C |    15 | 17.1 |        
    1494 | 2025-04-07 16:12:52 |        MASTER-Tunka | (07h 17m 58.65s , +44d 14m 55.2s) |   C |    45 | 17.6 |  Coadd 
    1498 | 2025-04-07 16:13:10 |        MASTER-Tunka | (07h 17m 58.60s , +44d 14m 54.3s) |   C |    15 | 17.0 |        
    1516 | 2025-04-07 16:13:29 |        MASTER-Tunka | (07h 17m 58.58s , +44d 14m 54.0s) |   C |    15 | 17.0 |        
    4413 | 2025-04-07 17:01:24 |   MASTER-Kislovodsk | (07h 15m 35.87s , +39d 19m 33.6s) |   C |    60 | 16.1 |        
    5084 | 2025-04-07 17:12:35 |   MASTER-Kislovodsk | (07h 15m 35.05s , +39d 18m 41.9s) |   C |    60 | 15.1 |        
   18929 | 2025-04-07 21:03:19 |   MASTER-Kislovodsk | (07h 24m 40.96s , +39d 08m 54.1s) |   C |    60 | 16.1 |        
   18925 | 2025-04-07 21:03:31 |        MASTER-Tunka | (07h 21m 45.98s , +43d 01m 33.5s) |   C |    30 | 16.1 |        
   18955 | 2025-04-07 21:03:31 |        MASTER-Tunka | (07h 21m 45.98s , +43d 01m 33.5s) |   C |    90 | 16.8 |  Coadd 
   18968 | 2025-04-07 21:04:14 |        MASTER-Tunka | (07h 21m 45.94s , +43d 02m 33.2s) |   C |    30 | 16.2 |        
   19010 | 2025-04-07 21:04:56 |        MASTER-Tunka | (07h 21m 51.95s , +43d 01m 32.7s) |   C |    30 | 16.4 |        
   19054 | 2025-04-07 21:05:40 |        MASTER-Tunka | (07h 21m 47.61s , +43d 00m 31.0s) |   C |    30 | 16.5 |        
   19096 | 2025-04-07 21:06:22 |        MASTER-Tunka | (07h 21m 53.31s , +43d 00m 50.5s) |   C |    30 | 16.6 |        
   19139 | 2025-04-07 21:07:05 |        MASTER-Tunka | (07h 21m 49.60s , +43d 02m 03.7s) |   C |    30 | 16.6 |        
   19178 | 2025-04-07 21:07:29 |   MASTER-Kislovodsk | (07h 27m 46.98s , +41d 04m 05.2s) |   C |    60 | 15.7 |        
   19183 | 2025-04-07 21:07:48 |        MASTER-Tunka | (07h 21m 49.75s , +43d 00m 42.4s) |   C |    30 | 16.7 |        
   19213 | 2025-04-07 21:07:48 |        MASTER-Tunka | (07h 21m 49.74s , +43d 00m 41.9s) |   C |    90 | 17.4 |  Coadd 
   19226 | 2025-04-07 21:08:32 |        MASTER-Tunka | (07h 21m 52.80s , +43d 02m 00.8s) |   C |    30 | 16.8 |        
   19268 | 2025-04-07 21:09:14 |        MASTER-Tunka | (07h 21m 47.32s , +43d 01m 19.8s) |   C |    30 | 16.8 |        
   19311 | 2025-04-07 21:09:57 |        MASTER-Tunka | (07h 21m 46.61s , +43d 02m 19.8s) |   C |    30 | 16.7 |        
   19341 | 2025-04-07 21:09:57 |        MASTER-Tunka | (07h 21m 46.59s , +43d 02m 18.6s) |   C |    90 | 17.3 |  Coadd 
   19344 | 2025-04-07 21:10:15 |   MASTER-Kislovodsk | (07h 20m 26.44s , +42d 57m 56.8s) |   C |    60 | 15.8 |        
   19354 | 2025-04-07 21:10:39 |        MASTER-Tunka | (07h 21m 52.13s , +43d 01m 19.1s) |   C |    30 | 16.7 |        
   19398 | 2025-04-07 21:11:23 |        MASTER-Tunka | (07h 21m 46.69s , +43d 00m 15.8s) |   C |    30 | 16.6 |        
   19442 | 2025-04-07 21:12:07 |        MASTER-Tunka | (07h 28m 37.53s , +42d 02m 35.3s) |   C |    30 | 16.3 |        
   19484 | 2025-04-07 21:12:50 |        MASTER-Tunka | (07h 28m 33.74s , +42d 03m 44.2s) |   C |    30 | 16.3 |        
   19527 | 2025-04-07 21:13:32 |        MASTER-Tunka | (07h 28m 33.85s , +42d 02m 30.1s) |   C |    30 | 16.3 |        
   19571 | 2025-04-07 21:14:17 |        MASTER-Tunka | (07h 28m 36.60s , +42d 03m 41.2s) |   C |    30 | 16.2 |        
   19615 | 2025-04-07 21:15:00 |        MASTER-Tunka | (07h 28m 30.97s , +42d 02m 58.7s) |   C |    30 | 16.1 |        
   19659 | 2025-04-07 21:15:45 |        MASTER-Tunka | (07h 28m 30.38s , +42d 03m 55.9s) |   C |    30 | 16.1 |        
   19704 | 2025-04-07 21:16:30 |        MASTER-Tunka | (07h 21m 53.18s , +43d 00m 59.4s) |   C |    30 | 16.2 |        
   19743 | 2025-04-07 21:17:13 |        MASTER-Tunka | (07h 21m 48.54s , +42d 59m 58.8s) |   C |    20 | 16.1 |        
   19774 | 2025-04-07 21:17:45 |        MASTER-Tunka | (07h 21m 52.74s , +43d 00m 00.0s) |   C |    20 | 16.1 |        
   19809 | 2025-04-07 21:18:20 |        MASTER-Tunka | (07h 21m 50.55s , +43d 01m 39.6s) |   C |    20 | 16.2 |        
   19842 | 2025-04-07 21:18:52 |        MASTER-Tunka | (07h 21m 50.60s , +43d 00m 24.5s) |   C |    20 | 16.0 |        
   19875 | 2025-04-07 21:19:25 |        MASTER-Tunka | (07h 21m 54.02s , +43d 01m 40.6s) |   C |    20 | 15.9 |        
   19907 | 2025-04-07 21:20:00 |        MASTER-Tunka | (07h 21m 47.61s , +43d 00m 52.3s) |   C |    15 | 15.8 |        
   19935 | 2025-04-07 21:20:27 |        MASTER-Tunka | (07h 21m 47.97s , +43d 01m 51.2s) |   C |    15 | 15.6 |        
   19964 | 2025-04-07 21:20:57 |        MASTER-Tunka | (07h 21m 53.90s , +43d 00m 50.1s) |   C |    15 | 15.6 |        
   19988 | 2025-04-07 21:21:24 |        MASTER-Tunka | (07h 21m 47.26s , +42d 59m 49.2s) |   C |    10 | 15.6 |        
Filter C is a clear (unfiltred) band. 


The observation and reduction will continue. 
The message may be cited.



#######################################################################################
#######################################################################################

  ID = 12393
TYPE = 35
DAYS = 1


MASTER-Tunka robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Applied Physics Institute, Irkutsk State University) started inspect of the FERMI GRB 250407A ( Fermi GBM team, GCN 40104) errorbox  27 sec after notice time and 46 sec after trigger time at 2025-04-07 15:49:07 UT, with upper limit up to  17.7 mag. The observations began at zenith distance = 42 deg. The sun  altitude  is -29.6 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB 250407A errorbox  4363 sec after notice time and 4383 sec after trigger time at 2025-04-07 17:01:24 UT, with upper limit up to  16.1 mag. Observations started at twilight.  The observations began at zenith distance = 19 deg. The sun  altitude  is -14.4 deg. 

The galactic latitude b = 24 deg., longitude l = 176 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2835912

We obtain a following upper limits.  

Tmid-T0  |      Date Time      |          Site       |             Coord (J2000)          |Filt.| Expt. | Limit| Comment
_________|_____________________|_____________________|____________________________________|_____|_______|_______|________

      52 | 2025-04-07 15:49:07 |        MASTER-Tunka | (07h 31m 43.27s , +43d 36m 20.3s) |   C |    10 | 16.5 |        
     594 | 2025-04-07 15:58:06 |        MASTER-Tunka | (07h 18m 01.14s , +44d 15m 13.8s) |   C |    15 | 16.8 |        
     609 | 2025-04-07 15:58:06 |        MASTER-Tunka | (07h 18m 01.11s , +44d 15m 13.8s) |   C |    45 | 17.3 |  Coadd 
     612 | 2025-04-07 15:58:25 |        MASTER-Tunka | (07h 18m 01.10s , +44d 15m 13.6s) |   C |    15 | 16.8 |        
     631 | 2025-04-07 15:58:43 |        MASTER-Tunka | (07h 18m 01.05s , +44d 15m 13.2s) |   C |    15 | 16.9 |        
     650 | 2025-04-07 15:59:02 |        MASTER-Tunka | (07h 18m 00.98s , +44d 15m 12.7s) |   C |    15 | 16.8 |        
     665 | 2025-04-07 15:59:02 |        MASTER-Tunka | (07h 18m 00.96s , +44d 15m 12.7s) |   C |    45 | 17.5 |  Coadd 
     668 | 2025-04-07 15:59:21 |        MASTER-Tunka | (07h 18m 00.92s , +44d 15m 12.2s) |   C |    15 | 16.9 |        
     687 | 2025-04-07 15:59:40 |        MASTER-Tunka | (07h 18m 00.86s , +44d 15m 11.4s) |   C |    15 | 17.1 |        
     706 | 2025-04-07 15:59:58 |        MASTER-Tunka | (07h 18m 00.82s , +44d 15m 10.8s) |   C |    15 | 17.0 |        
     721 | 2025-04-07 15:59:58 |        MASTER-Tunka | (07h 18m 00.81s , +44d 15m 10.7s) |   C |    45 | 17.5 |  Coadd 
     724 | 2025-04-07 16:00:17 |        MASTER-Tunka | (07h 18m 00.77s , +44d 15m 10.6s) |   C |    15 | 16.9 |        
     742 | 2025-04-07 16:00:35 |        MASTER-Tunka | (07h 18m 00.71s , +44d 15m 10.3s) |   C |    15 | 16.9 |        
     761 | 2025-04-07 16:00:54 |        MASTER-Tunka | (07h 18m 00.68s , +44d 15m 10.0s) |   C |    15 | 17.0 |        
     776 | 2025-04-07 16:00:54 |        MASTER-Tunka | (07h 18m 00.65s , +44d 15m 09.9s) |   C |    45 | 17.4 |  Coadd 
     779 | 2025-04-07 16:01:12 |        MASTER-Tunka | (07h 18m 00.61s , +44d 15m 09.7s) |   C |    15 | 16.9 |        
     799 | 2025-04-07 16:01:31 |        MASTER-Tunka | (07h 18m 00.55s , +44d 15m 09.2s) |   C |    15 | 16.6 |        
     817 | 2025-04-07 16:01:50 |        MASTER-Tunka | (07h 18m 00.46s , +44d 15m 08.1s) |   C |    15 | 16.4 |        
     832 | 2025-04-07 16:01:50 |        MASTER-Tunka | (07h 18m 00.45s , +44d 15m 08.0s) |   C |    45 | 16.6 |  Coadd 
     835 | 2025-04-07 16:02:08 |        MASTER-Tunka | (07h 18m 00.45s , +44d 15m 07.8s) |   C |    15 | 16.3 |        
     854 | 2025-04-07 16:02:27 |        MASTER-Tunka | (07h 18m 00.39s , +44d 15m 07.6s) |   C |    15 | 16.2 |        
     870 | 2025-04-07 16:02:45 |        MASTER-Tunka | (07h 18m 00.33s , +44d 15m 07.3s) |   C |    10 | 15.9 |        
     880 | 2025-04-07 16:02:45 |        MASTER-Tunka | (07h 18m 00.32s , +44d 15m 07.3s) |   C |    30 | 16.6 |  Coadd 
     883 | 2025-04-07 16:02:58 |        MASTER-Tunka | (07h 18m 00.28s , +44d 15m 07.0s) |   C |    10 | 16.0 |        
     896 | 2025-04-07 16:03:12 |        MASTER-Tunka | (07h 18m 00.22s , +44d 15m 07.0s) |   C |    10 | 16.2 |        
     910 | 2025-04-07 16:03:25 |        MASTER-Tunka | (07h 18m 00.20s , +44d 15m 06.6s) |   C |    10 | 16.2 |        
     920 | 2025-04-07 16:03:25 |        MASTER-Tunka | (07h 18m 00.20s , +44d 15m 06.6s) |   C |    30 | 16.5 |  Coadd 
     924 | 2025-04-07 16:03:39 |        MASTER-Tunka | (07h 18m 00.21s , +44d 15m 07.0s) |   C |    10 | 16.2 |        
     937 | 2025-04-07 16:03:53 |        MASTER-Tunka | (07h 18m 00.17s , +44d 15m 06.7s) |   C |    10 | 16.2 |        
     951 | 2025-04-07 16:04:06 |        MASTER-Tunka | (07h 18m 00.16s , +44d 15m 06.5s) |   C |    10 | 16.2 |        
     961 | 2025-04-07 16:04:06 |        MASTER-Tunka | (07h 18m 00.15s , +44d 15m 06.5s) |   C |    30 | 16.8 |  Coadd 
     964 | 2025-04-07 16:04:20 |        MASTER-Tunka | (07h 18m 00.11s , +44d 15m 06.2s) |   C |    10 | 16.3 |        
     978 | 2025-04-07 16:04:33 |        MASTER-Tunka | (07h 18m 00.08s , +44d 15m 05.8s) |   C |    10 | 16.4 |        
     992 | 2025-04-07 16:04:47 |        MASTER-Tunka | (07h 18m 00.06s , +44d 15m 05.5s) |   C |    10 | 16.5 |        
    1002 | 2025-04-07 16:04:47 |        MASTER-Tunka | (07h 18m 00.06s , +44d 15m 05.4s) |   C |    30 | 16.9 |  Coadd 
    1005 | 2025-04-07 16:05:01 |        MASTER-Tunka | (07h 18m 00.03s , +44d 15m 05.1s) |   C |    10 | 16.5 |        
    1019 | 2025-04-07 16:05:14 |        MASTER-Tunka | (07h 17m 59.92s , +44d 15m 04.5s) |   C |    10 | 16.3 |        
    1032 | 2025-04-07 16:05:28 |        MASTER-Tunka | (07h 17m 59.88s , +44d 15m 04.1s) |   C |    10 | 16.2 |        
    1042 | 2025-04-07 16:05:28 |        MASTER-Tunka | (07h 17m 59.88s , +44d 15m 04.0s) |   C |    30 | 16.6 |  Coadd 
    1046 | 2025-04-07 16:05:42 |        MASTER-Tunka | (07h 17m 59.83s , +44d 15m 03.8s) |   C |    10 | 16.1 |        
    1060 | 2025-04-07 16:05:56 |        MASTER-Tunka | (07h 17m 59.82s , +44d 15m 03.7s) |   C |    10 | 16.1 |        
    1074 | 2025-04-07 16:06:09 |        MASTER-Tunka | (07h 17m 59.75s , +44d 15m 03.5s) |   C |    10 | 16.1 |        
    1084 | 2025-04-07 16:06:09 |        MASTER-Tunka | (07h 17m 59.75s , +44d 15m 03.6s) |   C |    30 | 16.6 |  Coadd 
    1087 | 2025-04-07 16:06:23 |        MASTER-Tunka | (07h 17m 59.74s , +44d 15m 03.4s) |   C |    10 | 16.2 |        
    1101 | 2025-04-07 16:06:37 |        MASTER-Tunka | (07h 17m 59.68s , +44d 15m 03.0s) |   C |    10 | 16.2 |        
    1115 | 2025-04-07 16:06:50 |        MASTER-Tunka | (07h 17m 59.64s , +44d 15m 03.1s) |   C |    10 | 16.4 |        
    1125 | 2025-04-07 16:06:50 |        MASTER-Tunka | (07h 17m 59.64s , +44d 15m 03.1s) |   C |    30 | 17.0 |  Coadd 
    1128 | 2025-04-07 16:07:04 |        MASTER-Tunka | (07h 17m 59.60s , +44d 15m 02.5s) |   C |    10 | 16.5 |        
    1142 | 2025-04-07 16:07:17 |        MASTER-Tunka | (07h 17m 59.60s , +44d 15m 01.8s) |   C |    10 | 16.7 |        
    1156 | 2025-04-07 16:07:31 |        MASTER-Tunka | (07h 17m 59.57s , +44d 15m 02.0s) |   C |    10 | 16.7 |        
    1166 | 2025-04-07 16:07:31 |        MASTER-Tunka | (07h 17m 59.57s , +44d 15m 01.9s) |   C |    30 | 17.3 |  Coadd 
    1169 | 2025-04-07 16:07:45 |        MASTER-Tunka | (07h 17m 59.54s , +44d 15m 02.1s) |   C |    10 | 16.8 |        
    1183 | 2025-04-07 16:07:58 |        MASTER-Tunka | (07h 17m 59.49s , +44d 15m 01.4s) |   C |    10 | 16.8 |        
    1199 | 2025-04-07 16:08:12 |        MASTER-Tunka | (07h 17m 59.47s , +44d 15m 01.1s) |   C |    15 | 16.8 |        
    1214 | 2025-04-07 16:08:12 |        MASTER-Tunka | (07h 17m 59.45s , +44d 15m 01.1s) |   C |    45 | 17.4 |  Coadd 
    1218 | 2025-04-07 16:08:30 |        MASTER-Tunka | (07h 17m 59.40s , +44d 15m 00.9s) |   C |    15 | 16.7 |        
    1237 | 2025-04-07 16:08:49 |        MASTER-Tunka | (07h 17m 59.37s , +44d 15m 00.1s) |   C |    15 | 16.9 |        
    1255 | 2025-04-07 16:09:08 |        MASTER-Tunka | (07h 17m 59.35s , +44d 15m 00.0s) |   C |    15 | 17.0 |        
    1270 | 2025-04-07 16:09:08 |        MASTER-Tunka | (07h 17m 59.35s , +44d 15m 00.1s) |   C |    45 | 17.6 |  Coadd 
    1274 | 2025-04-07 16:09:27 |        MASTER-Tunka | (07h 17m 59.31s , +44d 14m 59.5s) |   C |    15 | 17.2 |        
    1293 | 2025-04-07 16:09:46 |        MASTER-Tunka | (07h 17m 59.25s , +44d 14m 59.2s) |   C |    15 | 17.2 |        
    1312 | 2025-04-07 16:10:04 |        MASTER-Tunka | (07h 17m 59.17s , +44d 14m 58.5s) |   C |    15 | 17.0 |        
    1327 | 2025-04-07 16:10:04 |        MASTER-Tunka | (07h 17m 59.16s , +44d 14m 58.3s) |   C |    45 | 17.5 |  Coadd 
    1330 | 2025-04-07 16:10:22 |        MASTER-Tunka | (07h 17m 59.11s , +44d 14m 58.2s) |   C |    15 | 16.9 |        
    1349 | 2025-04-07 16:10:41 |        MASTER-Tunka | (07h 17m 59.07s , +44d 14m 58.1s) |   C |    15 | 17.1 |        
    1367 | 2025-04-07 16:11:00 |        MASTER-Tunka | (07h 17m 59.06s , +44d 14m 57.8s) |   C |    15 | 17.1 |        
    1382 | 2025-04-07 16:11:00 |        MASTER-Tunka | (07h 17m 59.03s , +44d 14m 57.5s) |   C |    45 | 17.6 |  Coadd 
    1386 | 2025-04-07 16:11:19 |        MASTER-Tunka | (07h 17m 58.96s , +44d 14m 56.9s) |   C |    15 | 17.0 |        
    1405 | 2025-04-07 16:11:37 |        MASTER-Tunka | (07h 17m 58.88s , +44d 14m 56.5s) |   C |    15 | 16.9 |        
    1423 | 2025-04-07 16:11:56 |        MASTER-Tunka | (07h 17m 58.84s , +44d 14m 56.1s) |   C |    15 | 17.0 |        
    1438 | 2025-04-07 16:11:56 |        MASTER-Tunka | (07h 17m 58.82s , +44d 14m 55.9s) |   C |    45 | 17.7 |  Coadd 
    1442 | 2025-04-07 16:12:14 |        MASTER-Tunka | (07h 17m 58.77s , +44d 14m 55.3s) |   C |    15 | 17.1 |        
    1460 | 2025-04-07 16:12:33 |        MASTER-Tunka | (07h 17m 58.72s , +44d 14m 55.3s) |   C |    15 | 17.0 |        
    1479 | 2025-04-07 16:12:52 |        MASTER-Tunka | (07h 17m 58.66s , +44d 14m 55.3s) |   C |    15 | 17.1 |        
    1494 | 2025-04-07 16:12:52 |        MASTER-Tunka | (07h 17m 58.65s , +44d 14m 55.2s) |   C |    45 | 17.6 |  Coadd 
    1498 | 2025-04-07 16:13:10 |        MASTER-Tunka | (07h 17m 58.60s , +44d 14m 54.3s) |   C |    15 | 17.0 |        
    1516 | 2025-04-07 16:13:29 |        MASTER-Tunka | (07h 17m 58.58s , +44d 14m 54.0s) |   C |    15 | 17.0 |        
    4413 | 2025-04-07 17:01:24 |   MASTER-Kislovodsk | (07h 15m 35.87s , +39d 19m 33.6s) |   C |    60 | 16.1 |        
    5084 | 2025-04-07 17:12:35 |   MASTER-Kislovodsk | (07h 15m 35.05s , +39d 18m 41.9s) |   C |    60 | 15.1 |        
   18929 | 2025-04-07 21:03:19 |   MASTER-Kislovodsk | (07h 24m 40.96s , +39d 08m 54.1s) |   C |    60 | 16.1 |        
   18925 | 2025-04-07 21:03:31 |        MASTER-Tunka | (07h 21m 45.98s , +43d 01m 33.5s) |   C |    30 | 16.1 |        
   18955 | 2025-04-07 21:03:31 |        MASTER-Tunka | (07h 21m 45.98s , +43d 01m 33.5s) |   C |    90 | 16.8 |  Coadd 
   18968 | 2025-04-07 21:04:14 |        MASTER-Tunka | (07h 21m 45.94s , +43d 02m 33.2s) |   C |    30 | 16.2 |        
   19010 | 2025-04-07 21:04:56 |        MASTER-Tunka | (07h 21m 51.95s , +43d 01m 32.7s) |   C |    30 | 16.4 |        
   19054 | 2025-04-07 21:05:40 |        MASTER-Tunka | (07h 21m 47.61s , +43d 00m 31.0s) |   C |    30 | 16.5 |        
   19096 | 2025-04-07 21:06:22 |        MASTER-Tunka | (07h 21m 53.31s , +43d 00m 50.5s) |   C |    30 | 16.6 |        
   19139 | 2025-04-07 21:07:05 |        MASTER-Tunka | (07h 21m 49.60s , +43d 02m 03.7s) |   C |    30 | 16.6 |        
   19178 | 2025-04-07 21:07:29 |   MASTER-Kislovodsk | (07h 27m 46.98s , +41d 04m 05.2s) |   C |    60 | 15.7 |        
   19183 | 2025-04-07 21:07:48 |        MASTER-Tunka | (07h 21m 49.75s , +43d 00m 42.4s) |   C |    30 | 16.7 |        
   19213 | 2025-04-07 21:07:48 |        MASTER-Tunka | (07h 21m 49.74s , +43d 00m 41.9s) |   C |    90 | 17.4 |  Coadd 
   19226 | 2025-04-07 21:08:32 |        MASTER-Tunka | (07h 21m 52.80s , +43d 02m 00.8s) |   C |    30 | 16.8 |        
   19268 | 2025-04-07 21:09:14 |        MASTER-Tunka | (07h 21m 47.32s , +43d 01m 19.8s) |   C |    30 | 16.8 |        
   19311 | 2025-04-07 21:09:57 |        MASTER-Tunka | (07h 21m 46.61s , +43d 02m 19.8s) |   C |    30 | 16.7 |        
   19341 | 2025-04-07 21:09:57 |        MASTER-Tunka | (07h 21m 46.59s , +43d 02m 18.6s) |   C |    90 | 17.3 |  Coadd 
   19344 | 2025-04-07 21:10:15 |   MASTER-Kislovodsk | (07h 20m 26.44s , +42d 57m 56.8s) |   C |    60 | 15.8 |        
   19354 | 2025-04-07 21:10:39 |        MASTER-Tunka | (07h 21m 52.13s , +43d 01m 19.1s) |   C |    30 | 16.7 |        
   19398 | 2025-04-07 21:11:23 |        MASTER-Tunka | (07h 21m 46.69s , +43d 00m 15.8s) |   C |    30 | 16.6 |        
   19442 | 2025-04-07 21:12:07 |        MASTER-Tunka | (07h 28m 37.53s , +42d 02m 35.3s) |   C |    30 | 16.3 |        
   19484 | 2025-04-07 21:12:50 |        MASTER-Tunka | (07h 28m 33.74s , +42d 03m 44.2s) |   C |    30 | 16.3 |        
   19527 | 2025-04-07 21:13:32 |        MASTER-Tunka | (07h 28m 33.85s , +42d 02m 30.1s) |   C |    30 | 16.3 |        
   19571 | 2025-04-07 21:14:17 |        MASTER-Tunka | (07h 28m 36.60s , +42d 03m 41.2s) |   C |    30 | 16.2 |        
   19615 | 2025-04-07 21:15:00 |        MASTER-Tunka | (07h 28m 30.97s , +42d 02m 58.7s) |   C |    30 | 16.1 |        
   19659 | 2025-04-07 21:15:45 |        MASTER-Tunka | (07h 28m 30.38s , +42d 03m 55.9s) |   C |    30 | 16.1 |        
   19704 | 2025-04-07 21:16:30 |        MASTER-Tunka | (07h 21m 53.18s , +43d 00m 59.4s) |   C |    30 | 16.2 |        
   19743 | 2025-04-07 21:17:13 |        MASTER-Tunka | (07h 21m 48.54s , +42d 59m 58.8s) |   C |    20 | 16.1 |        
   19774 | 2025-04-07 21:17:45 |        MASTER-Tunka | (07h 21m 52.74s , +43d 00m 00.0s) |   C |    20 | 16.1 |        
   19809 | 2025-04-07 21:18:20 |        MASTER-Tunka | (07h 21m 50.55s , +43d 01m 39.6s) |   C |    20 | 16.2 |        
   19842 | 2025-04-07 21:18:52 |        MASTER-Tunka | (07h 21m 50.60s , +43d 00m 24.5s) |   C |    20 | 16.0 |        
   19875 | 2025-04-07 21:19:25 |        MASTER-Tunka | (07h 21m 54.02s , +43d 01m 40.6s) |   C |    20 | 15.9 |        
   19907 | 2025-04-07 21:20:00 |        MASTER-Tunka | (07h 21m 47.61s , +43d 00m 52.3s) |   C |    15 | 15.8 |        
   19935 | 2025-04-07 21:20:27 |        MASTER-Tunka | (07h 21m 47.97s , +43d 01m 51.2s) |   C |    15 | 15.6 |        
   19964 | 2025-04-07 21:20:57 |        MASTER-Tunka | (07h 21m 53.90s , +43d 00m 50.1s) |   C |    15 | 15.6 |        
   19988 | 2025-04-07 21:21:24 |        MASTER-Tunka | (07h 21m 47.26s , +42d 59m 49.2s) |   C |    10 | 15.6 |        
Filter C is a clear (unfiltred) band. 


The observation and reduction will continue. 
The message may be cited.



#######################################################################################
#######################################################################################

  ID = 12402
TYPE = 35
DAYS = 2


MASTER-Tunka robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Applied Physics Institute, Irkutsk State University) started inspect of the FERMI GRB 250407A ( Fermi GBM team, GCN 40104) errorbox  27 sec after notice time and 46 sec after trigger time at 2025-04-07 15:49:07 UT, with upper limit up to  17.7 mag. The observations began at zenith distance = 42 deg. The sun  altitude  is -29.6 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB 250407A errorbox  4363 sec after notice time and 4383 sec after trigger time at 2025-04-07 17:01:24 UT, with upper limit up to  16.1 mag. Observations started at twilight.  The observations began at zenith distance = 19 deg. The sun  altitude  is -14.4 deg. 

The galactic latitude b = 24 deg., longitude l = 176 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2835917

We obtain a following upper limits.  

Tmid-T0  |      Date Time      |          Site       |             Coord (J2000)          |Filt.| Expt. | Limit| Comment
_________|_____________________|_____________________|____________________________________|_____|_______|_______|________

      52 | 2025-04-07 15:49:07 |        MASTER-Tunka | (07h 31m 43.27s , +43d 36m 20.3s) |   C |    10 | 16.5 |        
     594 | 2025-04-07 15:58:06 |        MASTER-Tunka | (07h 18m 01.14s , +44d 15m 13.8s) |   C |    15 | 16.8 |        
     609 | 2025-04-07 15:58:06 |        MASTER-Tunka | (07h 18m 01.11s , +44d 15m 13.8s) |   C |    45 | 17.3 |  Coadd 
     612 | 2025-04-07 15:58:25 |        MASTER-Tunka | (07h 18m 01.10s , +44d 15m 13.6s) |   C |    15 | 16.8 |        
     631 | 2025-04-07 15:58:43 |        MASTER-Tunka | (07h 18m 01.05s , +44d 15m 13.2s) |   C |    15 | 16.9 |        
     650 | 2025-04-07 15:59:02 |        MASTER-Tunka | (07h 18m 00.98s , +44d 15m 12.7s) |   C |    15 | 16.8 |        
     665 | 2025-04-07 15:59:02 |        MASTER-Tunka | (07h 18m 00.96s , +44d 15m 12.7s) |   C |    45 | 17.5 |  Coadd 
     668 | 2025-04-07 15:59:21 |        MASTER-Tunka | (07h 18m 00.92s , +44d 15m 12.2s) |   C |    15 | 16.9 |        
     687 | 2025-04-07 15:59:40 |        MASTER-Tunka | (07h 18m 00.86s , +44d 15m 11.4s) |   C |    15 | 17.1 |        
     706 | 2025-04-07 15:59:58 |        MASTER-Tunka | (07h 18m 00.82s , +44d 15m 10.8s) |   C |    15 | 17.0 |        
     721 | 2025-04-07 15:59:58 |        MASTER-Tunka | (07h 18m 00.81s , +44d 15m 10.7s) |   C |    45 | 17.5 |  Coadd 
     724 | 2025-04-07 16:00:17 |        MASTER-Tunka | (07h 18m 00.77s , +44d 15m 10.6s) |   C |    15 | 16.9 |        
     742 | 2025-04-07 16:00:35 |        MASTER-Tunka | (07h 18m 00.71s , +44d 15m 10.3s) |   C |    15 | 16.9 |        
     761 | 2025-04-07 16:00:54 |        MASTER-Tunka | (07h 18m 00.68s , +44d 15m 10.0s) |   C |    15 | 17.0 |        
     776 | 2025-04-07 16:00:54 |        MASTER-Tunka | (07h 18m 00.65s , +44d 15m 09.9s) |   C |    45 | 17.4 |  Coadd 
     779 | 2025-04-07 16:01:12 |        MASTER-Tunka | (07h 18m 00.61s , +44d 15m 09.7s) |   C |    15 | 16.9 |        
     799 | 2025-04-07 16:01:31 |        MASTER-Tunka | (07h 18m 00.55s , +44d 15m 09.2s) |   C |    15 | 16.6 |        
     817 | 2025-04-07 16:01:50 |        MASTER-Tunka | (07h 18m 00.46s , +44d 15m 08.1s) |   C |    15 | 16.4 |        
     832 | 2025-04-07 16:01:50 |        MASTER-Tunka | (07h 18m 00.45s , +44d 15m 08.0s) |   C |    45 | 16.6 |  Coadd 
     835 | 2025-04-07 16:02:08 |        MASTER-Tunka | (07h 18m 00.45s , +44d 15m 07.8s) |   C |    15 | 16.3 |        
     854 | 2025-04-07 16:02:27 |        MASTER-Tunka | (07h 18m 00.39s , +44d 15m 07.6s) |   C |    15 | 16.2 |        
     870 | 2025-04-07 16:02:45 |        MASTER-Tunka | (07h 18m 00.33s , +44d 15m 07.3s) |   C |    10 | 15.9 |        
     880 | 2025-04-07 16:02:45 |        MASTER-Tunka | (07h 18m 00.32s , +44d 15m 07.3s) |   C |    30 | 16.6 |  Coadd 
     883 | 2025-04-07 16:02:58 |        MASTER-Tunka | (07h 18m 00.28s , +44d 15m 07.0s) |   C |    10 | 16.0 |        
     896 | 2025-04-07 16:03:12 |        MASTER-Tunka | (07h 18m 00.22s , +44d 15m 07.0s) |   C |    10 | 16.2 |        
     910 | 2025-04-07 16:03:25 |        MASTER-Tunka | (07h 18m 00.20s , +44d 15m 06.6s) |   C |    10 | 16.2 |        
     920 | 2025-04-07 16:03:25 |        MASTER-Tunka | (07h 18m 00.20s , +44d 15m 06.6s) |   C |    30 | 16.5 |  Coadd 
     924 | 2025-04-07 16:03:39 |        MASTER-Tunka | (07h 18m 00.21s , +44d 15m 07.0s) |   C |    10 | 16.2 |        
     937 | 2025-04-07 16:03:53 |        MASTER-Tunka | (07h 18m 00.17s , +44d 15m 06.7s) |   C |    10 | 16.2 |        
     951 | 2025-04-07 16:04:06 |        MASTER-Tunka | (07h 18m 00.16s , +44d 15m 06.5s) |   C |    10 | 16.2 |        
     961 | 2025-04-07 16:04:06 |        MASTER-Tunka | (07h 18m 00.15s , +44d 15m 06.5s) |   C |    30 | 16.8 |  Coadd 
     964 | 2025-04-07 16:04:20 |        MASTER-Tunka | (07h 18m 00.11s , +44d 15m 06.2s) |   C |    10 | 16.3 |        
     978 | 2025-04-07 16:04:33 |        MASTER-Tunka | (07h 18m 00.08s , +44d 15m 05.8s) |   C |    10 | 16.4 |        
     992 | 2025-04-07 16:04:47 |        MASTER-Tunka | (07h 18m 00.06s , +44d 15m 05.5s) |   C |    10 | 16.5 |        
    1002 | 2025-04-07 16:04:47 |        MASTER-Tunka | (07h 18m 00.06s , +44d 15m 05.4s) |   C |    30 | 16.9 |  Coadd 
    1005 | 2025-04-07 16:05:01 |        MASTER-Tunka | (07h 18m 00.03s , +44d 15m 05.1s) |   C |    10 | 16.5 |        
    1019 | 2025-04-07 16:05:14 |        MASTER-Tunka | (07h 17m 59.92s , +44d 15m 04.5s) |   C |    10 | 16.3 |        
    1032 | 2025-04-07 16:05:28 |        MASTER-Tunka | (07h 17m 59.88s , +44d 15m 04.1s) |   C |    10 | 16.2 |        
    1042 | 2025-04-07 16:05:28 |        MASTER-Tunka | (07h 17m 59.88s , +44d 15m 04.0s) |   C |    30 | 16.6 |  Coadd 
    1046 | 2025-04-07 16:05:42 |        MASTER-Tunka | (07h 17m 59.83s , +44d 15m 03.8s) |   C |    10 | 16.1 |        
    1060 | 2025-04-07 16:05:56 |        MASTER-Tunka | (07h 17m 59.82s , +44d 15m 03.7s) |   C |    10 | 16.1 |        
    1074 | 2025-04-07 16:06:09 |        MASTER-Tunka | (07h 17m 59.75s , +44d 15m 03.5s) |   C |    10 | 16.1 |        
    1084 | 2025-04-07 16:06:09 |        MASTER-Tunka | (07h 17m 59.75s , +44d 15m 03.6s) |   C |    30 | 16.6 |  Coadd 
    1087 | 2025-04-07 16:06:23 |        MASTER-Tunka | (07h 17m 59.74s , +44d 15m 03.4s) |   C |    10 | 16.2 |        
    1101 | 2025-04-07 16:06:37 |        MASTER-Tunka | (07h 17m 59.68s , +44d 15m 03.0s) |   C |    10 | 16.2 |        
    1115 | 2025-04-07 16:06:50 |        MASTER-Tunka | (07h 17m 59.64s , +44d 15m 03.1s) |   C |    10 | 16.4 |        
    1125 | 2025-04-07 16:06:50 |        MASTER-Tunka | (07h 17m 59.64s , +44d 15m 03.1s) |   C |    30 | 17.0 |  Coadd 
    1128 | 2025-04-07 16:07:04 |        MASTER-Tunka | (07h 17m 59.60s , +44d 15m 02.5s) |   C |    10 | 16.5 |        
    1142 | 2025-04-07 16:07:17 |        MASTER-Tunka | (07h 17m 59.60s , +44d 15m 01.8s) |   C |    10 | 16.7 |        
    1156 | 2025-04-07 16:07:31 |        MASTER-Tunka | (07h 17m 59.57s , +44d 15m 02.0s) |   C |    10 | 16.7 |        
    1166 | 2025-04-07 16:07:31 |        MASTER-Tunka | (07h 17m 59.57s , +44d 15m 01.9s) |   C |    30 | 17.3 |  Coadd 
    1169 | 2025-04-07 16:07:45 |        MASTER-Tunka | (07h 17m 59.54s , +44d 15m 02.1s) |   C |    10 | 16.8 |        
    1183 | 2025-04-07 16:07:58 |        MASTER-Tunka | (07h 17m 59.49s , +44d 15m 01.4s) |   C |    10 | 16.8 |        
    1199 | 2025-04-07 16:08:12 |        MASTER-Tunka | (07h 17m 59.47s , +44d 15m 01.1s) |   C |    15 | 16.8 |        
    1214 | 2025-04-07 16:08:12 |        MASTER-Tunka | (07h 17m 59.45s , +44d 15m 01.1s) |   C |    45 | 17.4 |  Coadd 
    1218 | 2025-04-07 16:08:30 |        MASTER-Tunka | (07h 17m 59.40s , +44d 15m 00.9s) |   C |    15 | 16.7 |        
    1237 | 2025-04-07 16:08:49 |        MASTER-Tunka | (07h 17m 59.37s , +44d 15m 00.1s) |   C |    15 | 16.9 |        
    1255 | 2025-04-07 16:09:08 |        MASTER-Tunka | (07h 17m 59.35s , +44d 15m 00.0s) |   C |    15 | 17.0 |        
    1270 | 2025-04-07 16:09:08 |        MASTER-Tunka | (07h 17m 59.35s , +44d 15m 00.1s) |   C |    45 | 17.6 |  Coadd 
    1274 | 2025-04-07 16:09:27 |        MASTER-Tunka | (07h 17m 59.31s , +44d 14m 59.5s) |   C |    15 | 17.2 |        
    1293 | 2025-04-07 16:09:46 |        MASTER-Tunka | (07h 17m 59.25s , +44d 14m 59.2s) |   C |    15 | 17.2 |        
    1312 | 2025-04-07 16:10:04 |        MASTER-Tunka | (07h 17m 59.17s , +44d 14m 58.5s) |   C |    15 | 17.0 |        
    1327 | 2025-04-07 16:10:04 |        MASTER-Tunka | (07h 17m 59.16s , +44d 14m 58.3s) |   C |    45 | 17.5 |  Coadd 
    1330 | 2025-04-07 16:10:22 |        MASTER-Tunka | (07h 17m 59.11s , +44d 14m 58.2s) |   C |    15 | 16.9 |        
    1349 | 2025-04-07 16:10:41 |        MASTER-Tunka | (07h 17m 59.07s , +44d 14m 58.1s) |   C |    15 | 17.1 |        
    1367 | 2025-04-07 16:11:00 |        MASTER-Tunka | (07h 17m 59.06s , +44d 14m 57.8s) |   C |    15 | 17.1 |        
    1382 | 2025-04-07 16:11:00 |        MASTER-Tunka | (07h 17m 59.03s , +44d 14m 57.5s) |   C |    45 | 17.6 |  Coadd 
    1386 | 2025-04-07 16:11:19 |        MASTER-Tunka | (07h 17m 58.96s , +44d 14m 56.9s) |   C |    15 | 17.0 |        
    1405 | 2025-04-07 16:11:37 |        MASTER-Tunka | (07h 17m 58.88s , +44d 14m 56.5s) |   C |    15 | 16.9 |        
    1423 | 2025-04-07 16:11:56 |        MASTER-Tunka | (07h 17m 58.84s , +44d 14m 56.1s) |   C |    15 | 17.0 |        
    1438 | 2025-04-07 16:11:56 |        MASTER-Tunka | (07h 17m 58.82s , +44d 14m 55.9s) |   C |    45 | 17.7 |  Coadd 
    1442 | 2025-04-07 16:12:14 |        MASTER-Tunka | (07h 17m 58.77s , +44d 14m 55.3s) |   C |    15 | 17.1 |        
    1460 | 2025-04-07 16:12:33 |        MASTER-Tunka | (07h 17m 58.72s , +44d 14m 55.3s) |   C |    15 | 17.0 |        
    1479 | 2025-04-07 16:12:52 |        MASTER-Tunka | (07h 17m 58.66s , +44d 14m 55.3s) |   C |    15 | 17.1 |        
    1494 | 2025-04-07 16:12:52 |        MASTER-Tunka | (07h 17m 58.65s , +44d 14m 55.2s) |   C |    45 | 17.6 |  Coadd 
    1498 | 2025-04-07 16:13:10 |        MASTER-Tunka | (07h 17m 58.60s , +44d 14m 54.3s) |   C |    15 | 17.0 |        
    1516 | 2025-04-07 16:13:29 |        MASTER-Tunka | (07h 17m 58.58s , +44d 14m 54.0s) |   C |    15 | 17.0 |        
    4413 | 2025-04-07 17:01:24 |   MASTER-Kislovodsk | (07h 15m 35.87s , +39d 19m 33.6s) |   C |    60 | 16.1 |        
    5084 | 2025-04-07 17:12:35 |   MASTER-Kislovodsk | (07h 15m 35.05s , +39d 18m 41.9s) |   C |    60 | 15.1 |        
   18929 | 2025-04-07 21:03:19 |   MASTER-Kislovodsk | (07h 24m 40.96s , +39d 08m 54.1s) |   C |    60 | 16.1 |        
   18925 | 2025-04-07 21:03:31 |        MASTER-Tunka | (07h 21m 45.98s , +43d 01m 33.5s) |   C |    30 | 16.1 |        
   18955 | 2025-04-07 21:03:31 |        MASTER-Tunka | (07h 21m 45.98s , +43d 01m 33.5s) |   C |    90 | 16.8 |  Coadd 
   18968 | 2025-04-07 21:04:14 |        MASTER-Tunka | (07h 21m 45.94s , +43d 02m 33.2s) |   C |    30 | 16.2 |        
   19010 | 2025-04-07 21:04:56 |        MASTER-Tunka | (07h 21m 51.95s , +43d 01m 32.7s) |   C |    30 | 16.4 |        
   19054 | 2025-04-07 21:05:40 |        MASTER-Tunka | (07h 21m 47.61s , +43d 00m 31.0s) |   C |    30 | 16.5 |        
   19096 | 2025-04-07 21:06:22 |        MASTER-Tunka | (07h 21m 53.31s , +43d 00m 50.5s) |   C |    30 | 16.6 |        
   19139 | 2025-04-07 21:07:05 |        MASTER-Tunka | (07h 21m 49.60s , +43d 02m 03.7s) |   C |    30 | 16.6 |        
   19178 | 2025-04-07 21:07:29 |   MASTER-Kislovodsk | (07h 27m 46.98s , +41d 04m 05.2s) |   C |    60 | 15.7 |        
   19183 | 2025-04-07 21:07:48 |        MASTER-Tunka | (07h 21m 49.75s , +43d 00m 42.4s) |   C |    30 | 16.7 |        
   19213 | 2025-04-07 21:07:48 |        MASTER-Tunka | (07h 21m 49.74s , +43d 00m 41.9s) |   C |    90 | 17.4 |  Coadd 
   19226 | 2025-04-07 21:08:32 |        MASTER-Tunka | (07h 21m 52.80s , +43d 02m 00.8s) |   C |    30 | 16.8 |        
   19268 | 2025-04-07 21:09:14 |        MASTER-Tunka | (07h 21m 47.32s , +43d 01m 19.8s) |   C |    30 | 16.8 |        
   19311 | 2025-04-07 21:09:57 |        MASTER-Tunka | (07h 21m 46.61s , +43d 02m 19.8s) |   C |    30 | 16.7 |        
   19341 | 2025-04-07 21:09:57 |        MASTER-Tunka | (07h 21m 46.59s , +43d 02m 18.6s) |   C |    90 | 17.3 |  Coadd 
   19344 | 2025-04-07 21:10:15 |   MASTER-Kislovodsk | (07h 20m 26.44s , +42d 57m 56.8s) |   C |    60 | 15.8 |        
   19354 | 2025-04-07 21:10:39 |        MASTER-Tunka | (07h 21m 52.13s , +43d 01m 19.1s) |   C |    30 | 16.7 |        
   19398 | 2025-04-07 21:11:23 |        MASTER-Tunka | (07h 21m 46.69s , +43d 00m 15.8s) |   C |    30 | 16.6 |        
   19442 | 2025-04-07 21:12:07 |        MASTER-Tunka | (07h 28m 37.53s , +42d 02m 35.3s) |   C |    30 | 16.3 |        
   19484 | 2025-04-07 21:12:50 |        MASTER-Tunka | (07h 28m 33.74s , +42d 03m 44.2s) |   C |    30 | 16.3 |        
   19527 | 2025-04-07 21:13:32 |        MASTER-Tunka | (07h 28m 33.85s , +42d 02m 30.1s) |   C |    30 | 16.3 |        
   19571 | 2025-04-07 21:14:17 |        MASTER-Tunka | (07h 28m 36.60s , +42d 03m 41.2s) |   C |    30 | 16.2 |        
   19615 | 2025-04-07 21:15:00 |        MASTER-Tunka | (07h 28m 30.97s , +42d 02m 58.7s) |   C |    30 | 16.1 |        
   19659 | 2025-04-07 21:15:45 |        MASTER-Tunka | (07h 28m 30.38s , +42d 03m 55.9s) |   C |    30 | 16.1 |        
   19704 | 2025-04-07 21:16:30 |        MASTER-Tunka | (07h 21m 53.18s , +43d 00m 59.4s) |   C |    30 | 16.2 |        
   19743 | 2025-04-07 21:17:13 |        MASTER-Tunka | (07h 21m 48.54s , +42d 59m 58.8s) |   C |    20 | 16.1 |        
   19774 | 2025-04-07 21:17:45 |        MASTER-Tunka | (07h 21m 52.74s , +43d 00m 00.0s) |   C |    20 | 16.1 |        
   19809 | 2025-04-07 21:18:20 |        MASTER-Tunka | (07h 21m 50.55s , +43d 01m 39.6s) |   C |    20 | 16.2 |        
   19842 | 2025-04-07 21:18:52 |        MASTER-Tunka | (07h 21m 50.60s , +43d 00m 24.5s) |   C |    20 | 16.0 |        
   19875 | 2025-04-07 21:19:25 |        MASTER-Tunka | (07h 21m 54.02s , +43d 01m 40.6s) |   C |    20 | 15.9 |        
   19907 | 2025-04-07 21:20:00 |        MASTER-Tunka | (07h 21m 47.61s , +43d 00m 52.3s) |   C |    15 | 15.8 |        
   19935 | 2025-04-07 21:20:27 |        MASTER-Tunka | (07h 21m 47.97s , +43d 01m 51.2s) |   C |    15 | 15.6 |        
   19964 | 2025-04-07 21:20:57 |        MASTER-Tunka | (07h 21m 53.90s , +43d 00m 50.1s) |   C |    15 | 15.6 |        
   19988 | 2025-04-07 21:21:24 |        MASTER-Tunka | (07h 21m 47.26s , +42d 59m 49.2s) |   C |    10 | 15.6 |        
Filter C is a clear (unfiltred) band. 


The observation and reduction will continue. 
The message may be cited.

MASTER, 2002-2025