MASTER Net MASTER Database: LIGO GRB210704.81 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 GFERMI GRB210704.81
Type 3 (last error box)
Trigger time 2021-07-04 19:33:24
Notice time(last) 2021-07-04 20:33:55.870032
Distance ± Mpc
FromSocket to be BNS BBH 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
[%] 99.1 88.0 95.5
2021-07-18 19:33:24 336.0 335.0 41.6

Discoveries in this field
No discoveries yet!
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-'2021-07-04 19:33:24')<'10 minutes'::interval order by gn,seq desc,errorbox asc;
trigger notice notice+1hr now

2021-07-04 19:33:24 (JD 2459400.314861)

Siderial time 16.933298 h

Ra 10:38:00.00 Dec 59:07:58.80
(159.500000d, 59.133000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 19.51 Azimuth: 182.37

Sun: Altitude: 0.27 Azimuth: 232.97

Moon: Altitude: 30.28 Azimuth: 284.97

Tunka

Object: Altitude: 22.13 Azimuth: 169.05

Sun: Altitude: -9.11 Azimuth: 212.92

Moon: Altitude: 14.94 Azimuth: 265.87

Kislovodsk

Object: Altitude: 32.21 Azimuth: 143.26

Sun: Altitude: -19.60 Azimuth: 155.64

Moon: Altitude: -23.52 Azimuth: 218.04

Tavrida

Object: Altitude: 36.75 Azimuth: 140.19

Sun: Altitude: -15.86 Azimuth: 148.13

Moon: Altitude: -26.10 Azimuth: 209.51

SAAO

Object: Altitude: -21.55 Azimuth: 147.39

Sun: Altitude: -47.91 Azimuth: 89.05

Moon: Altitude: -67.83 Azimuth: 321.76

IAC

Object: Altitude: 48.69 Azimuth: 149.78

Sun: Altitude: 5.66 Azimuth: 112.92

Moon: Altitude: -41.83 Azimuth: 148.92

Argentina

Object: Altitude: -1.52 Azimuth: 186.35

Sun: Altitude: 21.49 Azimuth: 137.30

Moon: Altitude: -19.03 Azimuth: 95.27

Mexico

Object: Altitude: 44.76 Azimuth: 215.51

Sun: Altitude: 81.56 Azimuth: 13.67

Moon: Altitude: 30.46 Azimuth: 88.77

Ural

Object: Altitude: 36.58 Azimuth: 145.10

Sun: Altitude: -9.85 Azimuth: 172.60

Moon: Altitude: -6.53 Azimuth: 230.88

Vostryakovo

Object: Altitude: 43.04 Azimuth: 135.60

Sun: Altitude: -7.80 Azimuth: 152.60

Moon: Altitude: -15.67 Azimuth: 211.18

Gal. latitude: 51.087217 Gal. longitude: 149.222295

Dist. to Sun: 53.142191

Dist. to Moon: 90.521099

Moon coord.: (43.248759 d, 14.221573 d)

Sun coord.: (103.839381 d, 22.834587 d)

Lunar disk: 0.233975

Lunar phase: 122.144121

Lunar bright limb: 71.694648

No SN in this field

2021-07-04 20:33:55 (JD 2459400.356887)

Siderial time 17.944670 h

Ra 10:38:00.00 Dec 59:07:58.80
(159.500000d, 59.133000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 20.60 Azimuth: 190.56

Sun: Altitude: 8.50 Azimuth: 244.26

Moon: Altitude: 39.13 Azimuth: 298.58

Tunka

Object: Altitude: 21.01 Azimuth: 177.32

Sun: Altitude: -3.19 Azimuth: 225.62

Moon: Altitude: 24.15 Azimuth: 277.41

Kislovodsk

Object: Altitude: 26.06 Azimuth: 148.71

Sun: Altitude: -22.82 Azimuth: 170.19

Moon: Altitude: -15.93 Azimuth: 230.85

Tavrida

Object: Altitude: 30.21 Azimuth: 145.22

Sun: Altitude: -20.40 Azimuth: 162.00

Moon: Altitude: -19.73 Azimuth: 223.35

SAAO

Object: Altitude: -28.77 Azimuth: 144.23

Sun: Altitude: -60.61 Azimuth: 79.07

Moon: Altitude: -58.33 Azimuth: 297.84

IAC

Object: Altitude: 41.49 Azimuth: 145.61

Sun: Altitude: -6.26 Azimuth: 120.16

Moon: Altitude: -46.48 Azimuth: 167.74

Argentina

Object: Altitude: -0.96 Azimuth: 178.60

Sun: Altitude: 11.92 Azimuth: 126.70

Moon: Altitude: -31.59 Azimuth: 87.84

Mexico

Object: Altitude: 51.96 Azimuth: 211.09

Sun: Altitude: 72.57 Azimuth: 66.07

Moon: Altitude: 17.98 Azimuth: 96.31

Ural

Object: Altitude: 32.33 Azimuth: 152.99

Sun: Altitude: -9.90 Azimuth: 186.74

Moon: Altitude: 0.34 Azimuth: 243.38

Vostryakovo

Object: Altitude: 37.40 Azimuth: 142.60

Sun: Altitude: -10.81 Azimuth: 166.39

Moon: Altitude: -10.37 Azimuth: 224.74

Gal. latitude: 51.087217 Gal. longitude: 149.222295

Dist. to Sun: 53.124315

Dist. to Moon: 90.146096

Moon coord.: (43.725882 d, 14.403956 d)

Sun coord.: (103.882654 d, 22.830772 d)

Lunar disk: 0.230606

Lunar phase: 122.601162

Lunar bright limb: 71.832001

No SN in this field

2021-07-04 21:33:55 (JD 2459400.398553)

Siderial time 18.947408 h

Ra 10:38:00.00 Dec 59:07:58.80
(159.500000d, 59.133000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 23.01 Azimuth: 198.44

Sun: Altitude: 17.46 Azimuth: 255.06

Moon: Altitude: 46.74 Azimuth: 314.87

Tunka

Object: Altitude: 21.25 Azimuth: 185.57

Sun: Altitude: 4.06 Azimuth: 237.39

Moon: Altitude: 33.03 Azimuth: 289.92

Kislovodsk

Object: Altitude: 20.93 Azimuth: 154.97

Sun: Altitude: -23.26 Azimuth: 185.21

Moon: Altitude: -7.02 Azimuth: 242.02

Tavrida

Object: Altitude: 24.57 Azimuth: 151.12

Sun: Altitude: -22.37 Azimuth: 176.70

Moon: Altitude: -11.72 Azimuth: 235.42

SAAO

Object: Altitude: -36.36 Azimuth: 142.68

Sun: Altitude: -72.55 Azimuth: 60.95

Moon: Altitude: -46.94 Azimuth: 284.00

IAC

Object: Altitude: 33.86 Azimuth: 144.36

Sun: Altitude: -17.15 Azimuth: 128.85

Moon: Altitude: -46.74 Azimuth: 188.32

Argentina

Object: Altitude: -2.13 Azimuth: 170.99

Sun: Altitude: 1.15 Azimuth: 117.97

Moon: Altitude: -43.97 Azimuth: 79.25

Mexico

Object: Altitude: 57.83 Azimuth: 202.40

Sun: Altitude: 60.19 Azimuth: 81.96

Moon: Altitude: 5.79 Azimuth: 103.56

Ural

Object: Altitude: 29.15 Azimuth: 161.15

Sun: Altitude: -7.98 Azimuth: 200.60

Moon: Altitude: 7.90 Azimuth: 255.33

Vostryakovo

Object: Altitude: 32.66 Azimuth: 150.02

Sun: Altitude: -11.79 Azimuth: 180.45

Moon: Altitude: -3.78 Azimuth: 237.32

Gal. latitude: 51.087217 Gal. longitude: 149.222295

Dist. to Sun: 53.106608

Dist. to Moon: 89.774326

Moon coord.: (44.199657 d, 14.583817 d)

Sun coord.: (103.925555 d, 22.826978 d)

Lunar disk: 0.227284

Lunar phase: 123.054251

Lunar bright limb: 71.970206

No SN in this field

2024-04-24 14:31:49 (JD 2460425.105428)

Siderial time 7.245717 h

Ra 10:38:00.00 Dec 59:07:58.80
(159.500000d, 59.133000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 66.21 Azimuth: 126.76

Sun: Altitude: -25.50 Azimuth: 165.14

Moon: Altitude: 20.01 Azimuth: 339.97

Tunka

Object: Altitude: 78.98 Azimuth: 137.32

Sun: Altitude: -17.23 Azimuth: 140.94

Moon: Altitude: 10.79 Azimuth: 317.45

Kislovodsk

Object: Altitude: 58.37 Azimuth: 224.63

Sun: Altitude: 15.22 Azimuth: 93.63

Moon: Altitude: -22.48 Azimuth: 273.09

Tavrida

Object: Altitude: 54.70 Azimuth: 226.23

Sun: Altitude: 21.32 Azimuth: 87.39

Moon: Altitude: -28.57 Azimuth: 266.67

SAAO

Object: Altitude: -17.14 Azimuth: 209.77

Sun: Altitude: 17.19 Azimuth: 118.43

Moon: Altitude: -18.49 Azimuth: 305.95

IAC

Object: Altitude: 16.89 Azimuth: 211.20

Sun: Altitude: 64.27 Azimuth: 58.22

Moon: Altitude: -71.54 Azimuth: 237.62

Argentina

Object: Altitude: -58.86 Azimuth: 202.06

Sun: Altitude: 36.44 Azimuth: 217.99

Moon: Altitude: -29.54 Azimuth: 40.74

Mexico

Object: Altitude: 1.53 Azimuth: 170.47

Sun: Altitude: 22.32 Azimuth: 267.84

Moon: Altitude: -19.30 Azimuth: 80.76

Ural

Object: Altitude: 74.71 Azimuth: 250.01

Sun: Altitude: 6.47 Azimuth: 104.04

Moon: Altitude: -13.35 Azimuth: 281.62

Vostryakovo

Object: Altitude: 63.04 Azimuth: 241.00

Sun: Altitude: 18.31 Azimuth: 86.51

Moon: Altitude: -25.29 Azimuth: 264.28

Gal. latitude: 51.087217 Gal. longitude: 149.222295

Dist. to Sun: 96.227415

Dist. to Moon: 90.236032

Moon coord.: (218.273826 d, -17.478840 d)

Sun coord.: (32.292313 d, 13.045961 d)

Lunar disk: 0.996003

Lunar phase: 7.249345

Lunar bright limb: 126.649376

No SN in this field
Recent coverage and limits telegrams

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

  ID = 4544
TYPE = 35
DAYS = 2


MASTER-IAC robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Spain (IAC Teide Observatory) started inspect of the FERMI GRB 210704A ( A. Berretta et al., GCN 30375) errorbox  4506 sec after notice time and 4562 sec after trigger time at 2021-07-04 20:49:27 UT, with upper limit up to  19.4 mag. Observations started at twilight.  The observations began at zenith distance = 47 deg. The sun  altitude  is -9.7 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB 210704A errorbox  7960 sec after notice time and 8016 sec after trigger time at 2021-07-04 21:47:01 UT, with upper limit up to  18.8 mag. The observations began at zenith distance = 72 deg. The sun  altitude  is -23.8 deg. 

The galactic latitude b = 53 deg., longitude l = 147 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1652513

We obtain a following upper limits.  

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

    4593 | 2021-07-04 20:49:27 |          MASTER-IAC | (11h 09m 28.26s , +58d 15m 22.5s) |   C |    60 | 15.8 |        
    4593 | 2021-07-04 20:49:27 |          MASTER-IAC | (10h 54m 00.43s , +58d 20m 53.5s) |   C |    60 | 15.5 |        
    5034 | 2021-07-04 20:56:48 |          MASTER-IAC | (11h 09m 21.51s , +58d 16m 01.1s) |   C |    60 | 16.7 |        
    5034 | 2021-07-04 20:56:48 |          MASTER-IAC | (10h 53m 52.96s , +58d 21m 33.2s) |   C |    60 | 16.3 |        
    5274 | 2021-07-04 21:00:48 |          MASTER-IAC | (10h 40m 26.07s , +58d 14m 31.1s) |   C |    60 | 16.9 |        
    5434 | 2021-07-04 21:03:28 |          MASTER-IAC | (10h 46m 41.09s , +60d 10m 20.6s) |   C |    60 | 17.2 |        
    5715 | 2021-07-04 21:08:09 |          MASTER-IAC | (11h 09m 29.05s , +58d 16m 28.9s) |   C |    60 | 17.5 |        
    5715 | 2021-07-04 21:08:09 |          MASTER-IAC | (10h 53m 59.34s , +58d 22m 01.4s) |   C |    60 | 17.3 |        
    6420 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 53m 46.80s , +58d 57m 10.4s) |  P| |   180 | 18.5 |        
    6600 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 53m 46.80s , +58d 57m 10.4s) |  P| |   540 | 19.4 |  Coadd 
    6420 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 52m 04.99s , +59d 03m 53.7s) |  P- |   180 | 18.1 |        
    6600 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 52m 04.99s , +59d 03m 53.7s) |  P- |   540 | 19.0 |  Coadd 
    6620 | 2021-07-04 21:22:14 |          MASTER-IAC | (10h 53m 46.76s , +58d 55m 40.7s) |  P| |   180 | 18.5 |        
    6620 | 2021-07-04 21:22:14 |          MASTER-IAC | (10h 52m 04.99s , +59d 02m 24.3s) |  P- |   180 | 18.2 |        
    6819 | 2021-07-04 21:25:34 |          MASTER-IAC | (10h 53m 49.98s , +58d 57m 22.0s) |  P| |   180 | 18.6 |        
    6819 | 2021-07-04 21:25:34 |          MASTER-IAC | (10h 52m 08.16s , +59d 04m 05.5s) |  P- |   180 | 18.3 |        
    6961 | 2021-07-04 21:28:55 |          MASTER-IAC | (10h 40m 23.69s , +58d 15m 18.6s) |   C |    60 | 18.5 |        
    7121 | 2021-07-04 21:31:35 |          MASTER-IAC | (10h 46m 40.60s , +60d 09m 18.4s) |   C |    60 | 18.5 |        
    8047 | 2021-07-04 21:47:01 |   MASTER-Kislovodsk | (10h 34m 47.28s , +58d 04m 28.8s) |   C |    60 | 16.5 |        
    8207 | 2021-07-04 21:49:41 |   MASTER-Kislovodsk | (10h 40m 37.39s , +59d 58m 22.7s) |   C |    60 | 16.0 |        
    8895 | 2021-07-04 22:01:10 |   MASTER-Kislovodsk | (11h 03m 39.11s , +58d 03m 44.6s) |   C |    60 | 13.1 |        
    8895 | 2021-07-04 22:01:10 |   MASTER-Kislovodsk | (10h 56m 08.72s , +58d 25m 31.0s) |   C |    60 | 13.1 |        
    8976 | 2021-07-04 22:02:30 |   MASTER-Kislovodsk | (10h 34m 53.30s , +58d 04m 43.1s) |   C |    60 | 14.1 |        
    9136 | 2021-07-04 22:05:10 |   MASTER-Kislovodsk | (10h 40m 32.55s , +59d 59m 06.8s) |   C |    60 | 12.6 |        
   81669 | 2021-07-05 18:13:03 |   MASTER-Kislovodsk | (10h 36m 04.30s , +57d 16m 39.1s) |   C |   180 | 17.5 |        
   81669 | 2021-07-05 18:13:03 |   MASTER-Kislovodsk | (10h 36m 01.68s , +57d 42m 34.0s) |   C |   180 | 18.4 |        
   81809 | 2021-07-05 18:16:24 |   MASTER-Kislovodsk | (10h 57m 28.63s , +56d 15m 17.2s) |   C |    60 | 17.7 |        
   81809 | 2021-07-05 18:16:24 |   MASTER-Kislovodsk | (10h 50m 12.29s , +56d 37m 26.9s) |   C |    60 | 18.4 |        
   81950 | 2021-07-05 18:17:44 |   MASTER-Kislovodsk | (10h 36m 03.46s , +57d 14m 23.8s) |   C |   180 | 17.8 |        
   81950 | 2021-07-05 18:17:44 |   MASTER-Kislovodsk | (10h 36m 04.94s , +57d 38m 48.8s) |   C |   180 | 18.5 |        
   82171 | 2021-07-05 18:22:25 |   MASTER-Kislovodsk | (10h 57m 25.32s , +56d 15m 45.0s) |   C |    60 | 17.8 |        
   82171 | 2021-07-05 18:22:25 |   MASTER-Kislovodsk | (10h 50m 09.48s , +56d 37m 51.7s) |   C |    60 | 18.5 |        
   82310 | 2021-07-05 18:23:45 |   MASTER-Kislovodsk | (10h 36m 06.02s , +57d 14m 25.1s) |   C |   180 | 18.2 |        
   82310 | 2021-07-05 18:23:45 |   MASTER-Kislovodsk | (10h 36m 08.63s , +57d 38m 48.0s) |   C |   180 | 18.8 |        
   82531 | 2021-07-05 18:28:25 |   MASTER-Kislovodsk | (10h 57m 22.88s , +56d 14m 57.8s) |   C |    60 | 17.9 |        
   82531 | 2021-07-05 18:28:25 |   MASTER-Kislovodsk | (10h 50m 07.99s , +56d 37m 06.8s) |   C |    60 | 18.7 |        
   91650 | 2021-07-05 20:59:24 |          MASTER-IAC | (10h 35m 04.63s , +57d 24m 35.3s) |   C |   180 | 16.6 |        
   91794 | 2021-07-05 21:02:49 |          MASTER-IAC | (10h 40m 28.00s , +58d 15m 33.0s) |   C |    60 | 16.7 |        
   92362 | 2021-07-05 21:12:16 |          MASTER-IAC | (10h 46m 32.93s , +60d 10m 18.4s) |   C |    60 | 17.6 |        
   92501 | 2021-07-05 21:13:35 |          MASTER-IAC | (10h 35m 09.77s , +57d 23m 03.3s) |   C |   180 | 18.5 |        
   92856 | 2021-07-05 21:20:30 |          MASTER-IAC | (10h 40m 30.09s , +58d 14m 36.7s) |   C |    60 | 18.0 |        
   93429 | 2021-07-05 21:30:03 |          MASTER-IAC | (10h 46m 36.13s , +60d 08m 05.6s) |   C |    60 | 18.2 |        
   93816 | 2021-07-05 21:35:30 |          MASTER-IAC | (10h 35m 13.51s , +57d 23m 28.5s) |   C |   180 | 18.5 |        
   94162 | 2021-07-05 21:42:16 |          MASTER-IAC | (10h 40m 25.79s , +58d 16m 05.3s) |   C |    60 | 18.1 |        
   94730 | 2021-07-05 21:51:44 |          MASTER-IAC | (10h 46m 36.57s , +60d 08m 56.7s) |   C |    60 | 18.2 |        
   95576 | 2021-07-05 22:05:50 |   MASTER-Kislovodsk | (10h 34m 46.63s , +58d 03m 16.6s) |   C |    60 | 16.7 |        
   95978 | 2021-07-05 22:12:32 |   MASTER-Kislovodsk | (10h 40m 09.99s , +59d 58m 03.4s) |   C |    60 | 17.1 |        
   96419 | 2021-07-05 22:19:53 |   MASTER-Kislovodsk | (11h 10m 59.10s , +59d 57m 53.8s) |   C |    60 | 17.4 |        
   96419 | 2021-07-05 22:19:53 |   MASTER-Kislovodsk | (11h 03m 11.08s , +60d 19m 22.3s) |   C |    60 | 17.9 |        
   96499 | 2021-07-05 22:21:13 |   MASTER-Kislovodsk | (10h 34m 42.74s , +58d 04m 40.4s) |   C |    60 | 17.3 |        
   96739 | 2021-07-05 22:25:13 |   MASTER-Kislovodsk | (11h 10m 53.39s , +59d 58m 21.0s) |   C |    60 | 17.6 |        
   96739 | 2021-07-05 22:25:13 |   MASTER-Kislovodsk | (11h 03m 06.44s , +60d 19m 48.2s) |   C |    60 | 18.5 |        
   96900 | 2021-07-05 22:27:54 |   MASTER-Kislovodsk | (10h 40m 30.52s , +59d 57m 51.5s) |   C |    60 | 17.6 |        
   97140 | 2021-07-05 22:31:54 |   MASTER-Kislovodsk | (11h 10m 55.61s , +59d 58m 58.6s) |   C |    60 | 17.6 |        
   97140 | 2021-07-05 22:31:54 |   MASTER-Kislovodsk | (11h 03m 09.64s , +60d 20m 24.1s) |   C |    60 | 18.2 |        
   97422 | 2021-07-05 22:36:36 |   MASTER-Kislovodsk | (10h 34m 46.73s , +58d 04m 41.9s) |   C |    60 | 17.5 |        
   97945 | 2021-07-05 22:45:19 |   MASTER-Kislovodsk | (10h 40m 32.71s , +59d 56m 47.2s) |   C |    60 | 17.4 |        
  170933 | 2021-07-06 19:00:47 |   MASTER-Kislovodsk | (10h 36m 03.58s , +57d 17m 19.9s) |   C |   180 | 17.7 |        
  170933 | 2021-07-06 19:00:47 |   MASTER-Kislovodsk | (10h 36m 08.07s , +57d 41m 58.1s) |   C |   180 | 18.5 |        
  171344 | 2021-07-06 19:07:39 |   MASTER-Kislovodsk | (10h 36m 05.01s , +57d 15m 16.0s) |   C |   180 | 12.6 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4535
TYPE = 35
DAYS = 1


MASTER-IAC robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Spain (IAC Teide Observatory) started inspect of the GFERMI Alert 210704.81 (trigger No 647120009,10h 32m 24.00s , +58d 18m 00.0s, R=1.56205) errorbox  939 sec after notice time and 4563 sec after trigger time at 2021-07-04 20:49:27 UT, with upper limit up to  19.4 mag. Observations started at twilight.  The observations began at zenith distance = 49 deg. The sun  altitude  is -9.7 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the GFERMI Alert 210704.81 errorbox  4394 sec after notice time and 8017 sec after trigger time at 2021-07-04 21:47:01 UT, with upper limit up to  18.8 mag. The observations began at zenith distance = 72 deg. The sun  altitude  is -23.8 deg. 

The galactic latitude b = 51 deg., longitude l = 151 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1652485

We obtain a following upper limits.  

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

    4593 | 2021-07-04 20:49:27 |          MASTER-IAC | (10h 54m 00.43s , +58d 20m 53.5s) |   C |    60 | 15.5 |        
    5034 | 2021-07-04 20:56:48 |          MASTER-IAC | (10h 53m 52.96s , +58d 21m 33.2s) |   C |    60 | 16.3 |        
    5275 | 2021-07-04 21:00:48 |          MASTER-IAC | (10h 40m 26.07s , +58d 14m 31.1s) |   C |    60 | 16.9 |        
    5275 | 2021-07-04 21:00:48 |          MASTER-IAC | (10h 24m 58.24s , +58d 19m 59.8s) |   C |    60 | 16.3 |        
    5355 | 2021-07-04 21:02:09 |          MASTER-IAC | (10h 35m 38.75s , +56d 20m 54.3s) |   C |    60 | 17.0 |        
    5355 | 2021-07-04 21:02:09 |          MASTER-IAC | (10h 20m 57.48s , +56d 26m 22.0s) |   C |    60 | 16.5 |        
    5435 | 2021-07-04 21:03:28 |          MASTER-IAC | (10h 46m 41.09s , +60d 10m 20.6s) |   C |    60 | 17.2 |        
    5435 | 2021-07-04 21:03:28 |          MASTER-IAC | (10h 30m 18.81s , +60d 15m 50.7s) |   C |    60 | 16.8 |        
    5716 | 2021-07-04 21:08:09 |          MASTER-IAC | (10h 53m 59.34s , +58d 22m 01.4s) |   C |    60 | 17.3 |        
    6420 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 53m 46.80s , +58d 57m 10.4s) |  P| |   180 | 18.5 |        
    6600 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 53m 46.80s , +58d 57m 10.4s) |  P| |   540 | 19.4 |  Coadd 
    6420 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 52m 04.99s , +59d 03m 53.7s) |  P- |   180 | 18.1 |        
    6600 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 52m 04.99s , +59d 03m 53.7s) |  P- |   540 | 19.0 |  Coadd 
    6620 | 2021-07-04 21:22:14 |          MASTER-IAC | (10h 53m 46.76s , +58d 55m 40.7s) |  P| |   180 | 18.5 |        
    6620 | 2021-07-04 21:22:14 |          MASTER-IAC | (10h 52m 04.99s , +59d 02m 24.3s) |  P- |   180 | 18.2 |        
    6820 | 2021-07-04 21:25:34 |          MASTER-IAC | (10h 53m 49.98s , +58d 57m 22.0s) |  P| |   180 | 18.6 |        
    6820 | 2021-07-04 21:25:34 |          MASTER-IAC | (10h 52m 08.16s , +59d 04m 05.5s) |  P- |   180 | 18.3 |        
    6962 | 2021-07-04 21:28:55 |          MASTER-IAC | (10h 40m 23.69s , +58d 15m 18.6s) |   C |    60 | 18.5 |        
    6962 | 2021-07-04 21:28:55 |          MASTER-IAC | (10h 24m 59.75s , +58d 20m 47.8s) |   C |    60 | 18.0 |        
    7042 | 2021-07-04 21:30:15 |          MASTER-IAC | (10h 35m 31.51s , +56d 22m 18.0s) |   C |    60 | 18.4 |        
    7042 | 2021-07-04 21:30:15 |          MASTER-IAC | (10h 20m 53.96s , +56d 27m 46.0s) |   C |    60 | 17.9 |        
    7122 | 2021-07-04 21:31:35 |          MASTER-IAC | (10h 46m 40.60s , +60d 09m 18.4s) |   C |    60 | 18.5 |        
    7122 | 2021-07-04 21:31:35 |          MASTER-IAC | (10h 30m 23.84s , +60d 14m 48.6s) |   C |    60 | 18.1 |        
    8047 | 2021-07-04 21:47:01 |   MASTER-Kislovodsk | (10h 34m 47.28s , +58d 04m 28.8s) |   C |    60 | 16.5 |        
    8048 | 2021-07-04 21:47:01 |   MASTER-Kislovodsk | (10h 27m 19.01s , +58d 26m 10.6s) |   C |    60 | 16.8 |        
    8127 | 2021-07-04 21:48:21 |   MASTER-Kislovodsk | (10h 30m 15.09s , +56d 11m 23.9s) |   C |    60 | 16.1 |        
    8127 | 2021-07-04 21:48:21 |   MASTER-Kislovodsk | (10h 23m 11.88s , +56d 33m 07.4s) |   C |    60 | 16.6 |        
    8208 | 2021-07-04 21:49:41 |   MASTER-Kislovodsk | (10h 40m 37.39s , +59d 58m 22.7s) |   C |    60 | 16.0 |        
    8208 | 2021-07-04 21:49:41 |   MASTER-Kislovodsk | (10h 32m 42.02s , +60d 20m 01.0s) |   C |    60 | 16.5 |        
    8896 | 2021-07-04 22:01:10 |   MASTER-Kislovodsk | (10h 56m 08.72s , +58d 25m 31.0s) |   C |    60 | 13.1 |        
    8976 | 2021-07-04 22:02:30 |   MASTER-Kislovodsk | (10h 34m 53.30s , +58d 04m 43.1s) |   C |    60 | 14.1 |        
    8976 | 2021-07-04 22:02:30 |   MASTER-Kislovodsk | (10h 27m 26.31s , +58d 26m 25.1s) |   C |    60 | 14.1 |        
    9057 | 2021-07-04 22:03:50 |   MASTER-Kislovodsk | (10h 30m 16.00s , +56d 10m 08.8s) |   C |    60 | 14.0 |        
    9057 | 2021-07-04 22:03:50 |   MASTER-Kislovodsk | (10h 23m 14.14s , +56d 31m 52.8s) |   C |    60 | 14.3 |        
    9137 | 2021-07-04 22:05:10 |   MASTER-Kislovodsk | (10h 40m 32.55s , +59d 59m 06.8s) |   C |    60 | 12.6 |        
   10130 | 2021-07-04 22:21:44 |   MASTER-Kislovodsk | (10h 30m 19.76s , +56d 09m 54.2s) |   C |    60 | 14.7 |        
   10130 | 2021-07-04 22:21:44 |   MASTER-Kislovodsk | (10h 23m 16.21s , +56d 31m 09.7s) |   C |    60 | 15.0 |        
   10210 | 2021-07-04 22:23:04 |   MASTER-Kislovodsk | (10h 32m 37.65s , +60d 20m 02.8s) |   C |    60 | 15.6 |        
   81670 | 2021-07-05 18:13:03 |   MASTER-Kislovodsk | (10h 36m 04.30s , +57d 16m 39.1s) |   C |   180 | 17.5 |        
   81670 | 2021-07-05 18:13:03 |   MASTER-Kislovodsk | (10h 36m 01.68s , +57d 42m 34.0s) |   C |   180 | 18.4 |        
   81810 | 2021-07-05 18:16:24 |   MASTER-Kislovodsk | (10h 50m 12.29s , +56d 37m 26.9s) |   C |    60 | 18.4 |        
   81950 | 2021-07-05 18:17:44 |   MASTER-Kislovodsk | (10h 36m 03.46s , +57d 14m 23.8s) |   C |   180 | 17.8 |        
   81950 | 2021-07-05 18:17:44 |   MASTER-Kislovodsk | (10h 36m 04.94s , +57d 38m 48.8s) |   C |   180 | 18.5 |        
   82171 | 2021-07-05 18:22:25 |   MASTER-Kislovodsk | (10h 50m 09.48s , +56d 37m 51.7s) |   C |    60 | 18.5 |        
   82311 | 2021-07-05 18:23:45 |   MASTER-Kislovodsk | (10h 36m 06.02s , +57d 14m 25.1s) |   C |   180 | 18.2 |        
   82311 | 2021-07-05 18:23:45 |   MASTER-Kislovodsk | (10h 36m 08.63s , +57d 38m 48.0s) |   C |   180 | 18.8 |        
   82532 | 2021-07-05 18:28:25 |   MASTER-Kislovodsk | (10h 50m 07.99s , +56d 37m 06.8s) |   C |    60 | 18.7 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4529
TYPE = 34
DAYS = 0


MASTER-IAC robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Spain (IAC Teide Observatory) started inspect of the FERMI GRB210704.81 (trigger No 647120009,10h 54m 55.20s , +58d 51m 36.0s, R=1) errorbox  4506 sec after notice time and 4562 sec after trigger time at 2021-07-04 20:49:27 UT, with upper limit up to  19.4 mag. Observations started at twilight.  The observations began at zenith distance = 47 deg. The sun  altitude  is -9.7 deg. 

The galactic latitude b = 53 deg., longitude l = 147 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1652513

We obtain a following upper limits.  

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

    4593 | 2021-07-04 20:49:27 |          MASTER-IAC | (11h 09m 28.26s , +58d 15m 22.5s) |   C |    60 | 15.8 |        
    4593 | 2021-07-04 20:49:27 |          MASTER-IAC | (10h 54m 00.43s , +58d 20m 53.5s) |   C |    60 | 15.5 |        
    5034 | 2021-07-04 20:56:48 |          MASTER-IAC | (11h 09m 21.51s , +58d 16m 01.1s) |   C |    60 | 16.7 |        
    5034 | 2021-07-04 20:56:48 |          MASTER-IAC | (10h 53m 52.96s , +58d 21m 33.2s) |   C |    60 | 16.3 |        
    5274 | 2021-07-04 21:00:48 |          MASTER-IAC | (10h 40m 26.07s , +58d 14m 31.1s) |   C |    60 | 16.9 |        
    5434 | 2021-07-04 21:03:28 |          MASTER-IAC | (10h 46m 41.09s , +60d 10m 20.6s) |   C |    60 | 17.2 |        
    5715 | 2021-07-04 21:08:09 |          MASTER-IAC | (11h 09m 29.05s , +58d 16m 28.9s) |   C |    60 | 17.5 |        
    5715 | 2021-07-04 21:08:09 |          MASTER-IAC | (10h 53m 59.34s , +58d 22m 01.4s) |   C |    60 | 17.3 |        
    6420 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 53m 46.80s , +58d 57m 10.4s) |  P| |   180 | 18.5 |        
    6600 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 53m 46.80s , +58d 57m 10.4s) |  P| |   540 | 19.4 |  Coadd 
    6420 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 52m 04.99s , +59d 03m 53.7s) |  P- |   180 | 18.1 |        
    6600 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 52m 04.99s , +59d 03m 53.7s) |  P- |   540 | 19.0 |  Coadd 
    6620 | 2021-07-04 21:22:14 |          MASTER-IAC | (10h 53m 46.76s , +58d 55m 40.7s) |  P| |   180 | 18.5 |        
    6620 | 2021-07-04 21:22:14 |          MASTER-IAC | (10h 52m 04.99s , +59d 02m 24.3s) |  P- |   180 | 18.2 |        
    6819 | 2021-07-04 21:25:34 |          MASTER-IAC | (10h 53m 49.98s , +58d 57m 22.0s) |  P| |   180 | 18.6 |        
    6819 | 2021-07-04 21:25:34 |          MASTER-IAC | (10h 52m 08.16s , +59d 04m 05.5s) |  P- |   180 | 18.3 |        
    6961 | 2021-07-04 21:28:55 |          MASTER-IAC | (10h 40m 23.69s , +58d 15m 18.6s) |   C |    60 | 18.5 |        
    7121 | 2021-07-04 21:31:35 |          MASTER-IAC | (10h 46m 40.60s , +60d 09m 18.4s) |   C |    60 | 18.5 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4530
TYPE = 35
DAYS = 0


MASTER-IAC robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Spain (IAC Teide Observatory) started inspect of the FERMI GRB210704.81 (trigger No 647120009,10h 54m 55.20s , +58d 51m 36.0s, R=1) errorbox  4506 sec after notice time and 4562 sec after trigger time at 2021-07-04 20:49:27 UT, with upper limit up to  19.4 mag. Observations started at twilight.  The observations began at zenith distance = 47 deg. The sun  altitude  is -9.7 deg. 

The galactic latitude b = 53 deg., longitude l = 147 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1652513

We obtain a following upper limits.  

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

    4593 | 2021-07-04 20:49:27 |          MASTER-IAC | (11h 09m 28.26s , +58d 15m 22.5s) |   C |    60 | 15.8 |        
    4593 | 2021-07-04 20:49:27 |          MASTER-IAC | (10h 54m 00.43s , +58d 20m 53.5s) |   C |    60 | 15.5 |        
    5034 | 2021-07-04 20:56:48 |          MASTER-IAC | (11h 09m 21.51s , +58d 16m 01.1s) |   C |    60 | 16.7 |        
    5034 | 2021-07-04 20:56:48 |          MASTER-IAC | (10h 53m 52.96s , +58d 21m 33.2s) |   C |    60 | 16.3 |        
    5274 | 2021-07-04 21:00:48 |          MASTER-IAC | (10h 40m 26.07s , +58d 14m 31.1s) |   C |    60 | 16.9 |        
    5434 | 2021-07-04 21:03:28 |          MASTER-IAC | (10h 46m 41.09s , +60d 10m 20.6s) |   C |    60 | 17.2 |        
    5715 | 2021-07-04 21:08:09 |          MASTER-IAC | (11h 09m 29.05s , +58d 16m 28.9s) |   C |    60 | 17.5 |        
    5715 | 2021-07-04 21:08:09 |          MASTER-IAC | (10h 53m 59.34s , +58d 22m 01.4s) |   C |    60 | 17.3 |        
    6420 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 53m 46.80s , +58d 57m 10.4s) |  P| |   180 | 18.5 |        
    6600 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 53m 46.80s , +58d 57m 10.4s) |  P| |   540 | 19.4 |  Coadd 
    6420 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 52m 04.99s , +59d 03m 53.7s) |  P- |   180 | 18.1 |        
    6600 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 52m 04.99s , +59d 03m 53.7s) |  P- |   540 | 19.0 |  Coadd 
    6620 | 2021-07-04 21:22:14 |          MASTER-IAC | (10h 53m 46.76s , +58d 55m 40.7s) |  P| |   180 | 18.5 |        
    6620 | 2021-07-04 21:22:14 |          MASTER-IAC | (10h 52m 04.99s , +59d 02m 24.3s) |  P- |   180 | 18.2 |        
    6819 | 2021-07-04 21:25:34 |          MASTER-IAC | (10h 53m 49.98s , +58d 57m 22.0s) |  P| |   180 | 18.6 |        
    6819 | 2021-07-04 21:25:34 |          MASTER-IAC | (10h 52m 08.16s , +59d 04m 05.5s) |  P- |   180 | 18.3 |        
    6961 | 2021-07-04 21:28:55 |          MASTER-IAC | (10h 40m 23.69s , +58d 15m 18.6s) |   C |    60 | 18.5 |        
    7121 | 2021-07-04 21:31:35 |          MASTER-IAC | (10h 46m 40.60s , +60d 09m 18.4s) |   C |    60 | 18.5 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4531
TYPE = 35
DAYS = 0


MASTER-IAC robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Spain (IAC Teide Observatory) started inspect of the FERMI GRB210704.81 (trigger No 647120009,10h 54m 55.20s , +58d 51m 36.0s, R=1) errorbox  4506 sec after notice time and 4562 sec after trigger time at 2021-07-04 20:49:27 UT, with upper limit up to  19.4 mag. Observations started at twilight.  The observations began at zenith distance = 47 deg. The sun  altitude  is -9.7 deg. 

The galactic latitude b = 53 deg., longitude l = 147 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1652513

We obtain a following upper limits.  

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

    4593 | 2021-07-04 20:49:27 |          MASTER-IAC | (11h 09m 28.26s , +58d 15m 22.5s) |   C |    60 | 15.8 |        
    4593 | 2021-07-04 20:49:27 |          MASTER-IAC | (10h 54m 00.43s , +58d 20m 53.5s) |   C |    60 | 15.5 |        
    5034 | 2021-07-04 20:56:48 |          MASTER-IAC | (11h 09m 21.51s , +58d 16m 01.1s) |   C |    60 | 16.7 |        
    5034 | 2021-07-04 20:56:48 |          MASTER-IAC | (10h 53m 52.96s , +58d 21m 33.2s) |   C |    60 | 16.3 |        
    5274 | 2021-07-04 21:00:48 |          MASTER-IAC | (10h 40m 26.07s , +58d 14m 31.1s) |   C |    60 | 16.9 |        
    5434 | 2021-07-04 21:03:28 |          MASTER-IAC | (10h 46m 41.09s , +60d 10m 20.6s) |   C |    60 | 17.2 |        
    5715 | 2021-07-04 21:08:09 |          MASTER-IAC | (11h 09m 29.05s , +58d 16m 28.9s) |   C |    60 | 17.5 |        
    5715 | 2021-07-04 21:08:09 |          MASTER-IAC | (10h 53m 59.34s , +58d 22m 01.4s) |   C |    60 | 17.3 |        
    6420 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 53m 46.80s , +58d 57m 10.4s) |  P| |   180 | 18.5 |        
    6600 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 53m 46.80s , +58d 57m 10.4s) |  P| |   540 | 19.4 |  Coadd 
    6420 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 52m 04.99s , +59d 03m 53.7s) |  P- |   180 | 18.1 |        
    6600 | 2021-07-04 21:18:54 |          MASTER-IAC | (10h 52m 04.99s , +59d 03m 53.7s) |  P- |   540 | 19.0 |  Coadd 
    6620 | 2021-07-04 21:22:14 |          MASTER-IAC | (10h 53m 46.76s , +58d 55m 40.7s) |  P| |   180 | 18.5 |        
    6620 | 2021-07-04 21:22:14 |          MASTER-IAC | (10h 52m 04.99s , +59d 02m 24.3s) |  P- |   180 | 18.2 |        
    6819 | 2021-07-04 21:25:34 |          MASTER-IAC | (10h 53m 49.98s , +58d 57m 22.0s) |  P| |   180 | 18.6 |        
    6819 | 2021-07-04 21:25:34 |          MASTER-IAC | (10h 52m 08.16s , +59d 04m 05.5s) |  P- |   180 | 18.3 |        
    6961 | 2021-07-04 21:28:55 |          MASTER-IAC | (10h 40m 23.69s , +58d 15m 18.6s) |   C |    60 | 18.5 |        
    7121 | 2021-07-04 21:31:35 |          MASTER-IAC | (10h 46m 40.60s , +60d 09m 18.4s) |   C |    60 | 18.5 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2024