MASTER Net MASTER Database: LIGO GRB220408A 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 IPN GRB220408A
Type 1 (last error box)
Trigger time 2022-04-08 07:28:05
Notice time(last) 2022-04-08 19:41:36.893835
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
[%] 99.9 83.2 84.3
2022-04-22 07:28:05 336.0 323.8 95.0

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-'2022-04-08 07:28:05')<'10 minutes'::interval order by gn,seq desc,errorbox asc;
trigger notice notice+1hr now

2022-04-08 07:28:05 (JD 2459677.811169)

Siderial time 23.078920 h

Ra 06:17:28.08 Dec -54:54:00.00
( 94.367000d, -54.900000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -16.33 Azimuth: 349.15

Sun: Altitude: 24.75 Azimuth: 70.00

Moon: Altitude: 61.00 Azimuth: 315.48

Tunka

Object: Altitude: -22.45 Azimuth: 335.03

Sun: Altitude: 36.91 Azimuth: 45.24

Moon: Altitude: 47.13 Azimuth: 287.09

Kislovodsk

Object: Altitude: -41.39 Azimuth: 311.76

Sun: Altitude: 47.05 Azimuth: 320.93

Moon: Altitude: 6.92 Azimuth: 239.03

Tavrida

Object: Altitude: -46.67 Azimuth: 308.91

Sun: Altitude: 42.11 Azimuth: 311.33

Moon: Altitude: 2.40 Azimuth: 233.43

SAAO

Object: Altitude: 9.19 Azimuth: 331.50

Sun: Altitude: 30.09 Azimuth: 237.52

Moon: Altitude: -45.81 Azimuth: 263.33

IAC

Object: Altitude: -60.48 Azimuth: 339.23

Sun: Altitude: 8.04 Azimuth: 266.21

Moon: Altitude: -33.28 Azimuth: 194.53

Argentina

Object: Altitude: 1.80 Azimuth: 19.33

Sun: Altitude: -43.39 Azimuth: 292.68

Moon: Altitude: -55.65 Azimuth: 92.07

Mexico

Object: Altitude: -32.66 Azimuth: 41.55

Sun: Altitude: -51.81 Azimuth: 182.32

Moon: Altitude: 5.99 Azimuth: 117.90

Ural

Object: Altitude: -41.76 Azimuth: 309.72

Sun: Altitude: 39.63 Azimuth: 348.86

Moon: Altitude: 22.13 Azimuth: 254.30

Vostryakovo

Object: Altitude: -50.73 Azimuth: 300.23

Sun: Altitude: 36.04 Azimuth: 321.67

Moon: Altitude: 10.48 Azimuth: 237.18

Gal. latitude: -26.521111 Gal. longitude: 263.464479

Dist. to Sun: 88.806884

Dist. to Moon: 81.875031

Moon coord.: (98.454733 d, 26.899523 d)

Sun coord.: (16.733060 d, 7.117331 d)

Lunar disk: 0.409584

Lunar phase: 100.418211

Lunar bright limb: 272.677099

No SN in this field

2022-04-08 19:41:36 (JD 2459678.320556)

Siderial time 11.337670 h

Ra 06:17:28.08 Dec -54:54:00.00
( 94.367000d, -54.900000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -80.13 Azimuth: 56.79

Sun: Altitude: -11.09 Azimuth: 243.95

Moon: Altitude: -9.72 Azimuth: 157.24

Tunka

Object: Altitude: -66.91 Azimuth: 66.89

Sun: Altitude: -22.41 Azimuth: 221.69

Moon: Altitude: -0.17 Azimuth: 137.08

Kislovodsk

Object: Altitude: -29.86 Azimuth: 40.85

Sun: Altitude: -35.12 Azimuth: 152.69

Moon: Altitude: 32.32 Azimuth: 97.60

Tavrida

Object: Altitude: -26.76 Azimuth: 37.79

Sun: Altitude: -31.07 Azimuth: 143.71

Moon: Altitude: 38.47 Azimuth: 91.30

SAAO

Object: Altitude: 43.55 Azimuth: 42.79

Sun: Altitude: -42.16 Azimuth: 68.22

Moon: Altitude: 15.24 Azimuth: 136.52

IAC

Object: Altitude: 4.76 Azimuth: 12.25

Sun: Altitude: -4.15 Azimuth: 100.60

Moon: Altitude: 80.38 Azimuth: 83.39

Argentina

Object: Altitude: 58.10 Azimuth: 325.64

Sun: Altitude: 31.29 Azimuth: 123.51

Moon: Altitude: 19.00 Azimuth: 219.27

Mexico

Object: Altitude: -15.80 Azimuth: 325.30

Sun: Altitude: 65.82 Azimuth: 11.85

Moon: Altitude: 18.88 Azimuth: 249.52

Ural

Object: Altitude: -46.71 Azimuth: 56.22

Sun: Altitude: -25.51 Azimuth: 174.27

Moon: Altitude: 23.91 Azimuth: 102.82

Vostryakovo

Object: Altitude: -36.42 Azimuth: 43.87

Sun: Altitude: -23.43 Azimuth: 150.67

Moon: Altitude: 35.79 Azimuth: 86.17

Gal. latitude: -26.521111 Gal. longitude: 263.464479

Dist. to Sun: 88.704661

Dist. to Moon: 82.204648

Moon coord.: (105.217239 d, 26.773562 d)

Sun coord.: (17.199786 d, 7.307844 d)

Lunar disk: 0.457386

Lunar phase: 94.889117

Lunar bright limb: 275.655687

No SN in this field

2022-04-08 20:41:36 (JD 2459678.362222)

Siderial time 12.340408 h

Ra 06:17:28.08 Dec -54:54:00.00
( 94.367000d, -54.900000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -85.40 Azimuth: 355.66

Sun: Altitude: -2.09 Azimuth: 255.89

Moon: Altitude: -12.34 Azimuth: 170.14

Tunka

Object: Altitude: -75.53 Azimuth: 68.30

Sun: Altitude: -15.44 Azimuth: 235.61

Moon: Altitude: -5.59 Azimuth: 148.84

Kislovodsk

Object: Altitude: -37.34 Azimuth: 46.03

Sun: Altitude: -38.51 Azimuth: 170.82

Moon: Altitude: 22.08 Azimuth: 106.50

Tavrida

Object: Altitude: -33.74 Azimuth: 43.68

Sun: Altitude: -36.05 Azimuth: 160.57

Moon: Altitude: 28.23 Azimuth: 100.79

SAAO

Object: Altitude: 34.93 Azimuth: 42.37

Sun: Altitude: -53.25 Azimuth: 53.34

Moon: Altitude: 6.13 Azimuth: 127.17

IAC

Object: Altitude: 1.06 Azimuth: 20.06

Sun: Altitude: -16.93 Azimuth: 108.37

Moon: Altitude: 67.63 Azimuth: 92.00

Argentina

Object: Altitude: 64.21 Azimuth: 338.35

Sun: Altitude: 20.03 Azimuth: 112.69

Moon: Altitude: 25.81 Azimuth: 207.37

Mexico

Object: Altitude: -8.95 Azimuth: 330.68

Sun: Altitude: 59.87 Azimuth: 42.18

Moon: Altitude: 30.70 Azimuth: 255.31

Ural

Object: Altitude: -53.80 Azimuth: 63.96

Sun: Altitude: -25.14 Azimuth: 190.74

Moon: Altitude: 16.43 Azimuth: 114.07

Vostryakovo

Object: Altitude: -42.73 Azimuth: 51.51

Sun: Altitude: -26.51 Azimuth: 166.74

Moon: Altitude: 27.56 Azimuth: 97.92

Gal. latitude: -26.521111 Gal. longitude: 263.464479

Dist. to Sun: 88.696305

Dist. to Moon: 82.235547

Moon coord.: (105.770162 d, 26.749016 d)

Sun coord.: (17.237974 d, 7.323405 d)

Lunar disk: 0.461325

Lunar phase: 94.436259

Lunar bright limb: 275.899621

No SN in this field

2024-04-27 03:27:31 (JD 2460427.644109)

Siderial time 20.340867 h

Ra 06:17:28.08 Dec -54:54:00.00
( 94.367000d, -54.900000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -26.28 Azimuth: 326.50

Sun: Altitude: 53.55 Azimuth: 0.47

Moon: Altitude: -53.73 Azimuth: 116.62

Tunka

Object: Altitude: -37.21 Azimuth: 314.13

Sun: Altitude: 47.41 Azimuth: 324.10

Moon: Altitude: -38.62 Azimuth: 94.67

Kislovodsk

Object: Altitude: -64.59 Azimuth: 308.64

Sun: Altitude: 13.35 Azimuth: 263.46

Moon: Altitude: 1.31 Azimuth: 49.70

Tavrida

Object: Altitude: -69.93 Azimuth: 310.13

Sun: Altitude: 7.49 Azimuth: 257.88

Moon: Altitude: 5.07 Azimuth: 43.49

SAAO

Object: Altitude: -1.90 Azimuth: 352.03

Sun: Altitude: -21.08 Azimuth: 266.58

Moon: Altitude: 57.53 Azimuth: 90.07

IAC

Object: Altitude: -58.49 Azimuth: 25.89

Sun: Altitude: -35.12 Azimuth: 224.64

Moon: Altitude: 34.87 Azimuth: 359.64

Argentina

Object: Altitude: 18.34 Azimuth: 36.03

Sun: Altitude: -66.54 Azimuth: 43.90

Moon: Altitude: 43.84 Azimuth: 278.09

Mexico

Object: Altitude: -11.33 Azimuth: 31.42

Sun: Altitude: -18.80 Azimuth: 120.03

Moon: Altitude: -16.79 Azimuth: 291.62

Ural

Object: Altitude: -61.18 Azimuth: 288.46

Sun: Altitude: 23.70 Azimuth: 281.29

Moon: Altitude: -15.00 Azimuth: 63.55

Vostryakovo

Object: Altitude: -72.46 Azimuth: 281.27

Sun: Altitude: 11.72 Azimuth: 262.51

Moon: Altitude: -4.20 Azimuth: 46.37

Gal. latitude: -26.521111 Gal. longitude: 263.464479

Dist. to Sun: 85.079726

Dist. to Moon: 95.910571

Moon coord.: (251.318726 d, -26.824294 d)

Sun coord.: (34.688616 d, 13.865547 d)

Lunar disk: 0.902179

Lunar phase: 36.451780

Lunar bright limb: 103.334346

No SN in this field

Recent coverage and limits telegrams

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

  ID = 6051
TYPE = 34
DAYS = 0


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) started inspect of the FERMI GRB 220408B ( Fermi GBM team, GCN 31854) errorbox  38858 sec after notice time and 38887 sec after trigger time at 2022-04-08 18:16:12 UT, with upper limit up to  17.9 mag. The observations began at zenith distance = 33 deg. The sun  altitude  is -24.1 deg. 

The galactic latitude b = -25 deg., longitude l = 259 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1936782

We obtain a following upper limits.  

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

   38918 | 2022-04-08 18:16:12 |         MASTER-SAAO | (06h 12m 56.98s , -50d 05m 58.3s) |   C |    60 | 17.8 |        
   39007 | 2022-04-08 18:17:42 |         MASTER-SAAO | (06h 25m 30.38s , -50d 06m 55.8s) |   C |    60 | 17.9 |        
   39088 | 2022-04-08 18:19:03 |         MASTER-SAAO | (06h 04m 01.42s , -52d 01m 53.5s) |   C |    60 | 17.5 |        
   39180 | 2022-04-08 18:20:34 |         MASTER-SAAO | (06h 16m 56.43s , -52d 00m 18.7s) |   C |    60 | 17.4 |        
   39498 | 2022-04-08 18:25:52 |         MASTER-SAAO | (06h 33m 41.72s , -48d 11m 39.6s) |   C |    60 | 17.5 |        
   39589 | 2022-04-08 18:27:23 |         MASTER-SAAO | (06h 20m 15.24s , -53d 55m 36.6s) |   C |    60 | 17.6 |        
   39669 | 2022-04-08 18:28:43 |         MASTER-SAAO | (06h 33m 53.81s , -53d 55m 10.9s) |   C |    60 | 17.6 |        
   39997 | 2022-04-08 18:34:11 |         MASTER-SAAO | (06h 13m 03.64s , -50d 07m 10.9s) |   C |    60 | 17.4 |        
   40088 | 2022-04-08 18:35:42 |         MASTER-SAAO | (06h 25m 31.89s , -50d 05m 38.5s) |   C |    60 | 17.6 |        
   40172 | 2022-04-08 18:37:07 |         MASTER-SAAO | (06h 03m 58.08s , -52d 00m 16.1s) |   C |    60 | 17.5 |        
   40263 | 2022-04-08 18:38:37 |         MASTER-SAAO | (06h 16m 57.23s , -51d 59m 13.9s) |   C |    60 | 17.3 |        
   40354 | 2022-04-08 18:40:09 |         MASTER-SAAO | (06h 21m 52.59s , -48d 12m 07.9s) |   C |    60 | 17.5 |        
   40434 | 2022-04-08 18:41:28 |         MASTER-SAAO | (06h 33m 43.84s , -48d 13m 07.6s) |   C |    60 | 17.5 |        
   40537 | 2022-04-08 18:43:11 |         MASTER-SAAO | (06h 20m 24.77s , -53d 54m 58.6s) |   C |    60 | 17.3 |        
   40669 | 2022-04-08 18:45:23 |         MASTER-SAAO | (06h 33m 53.42s , -53d 53m 27.9s) |   C |    60 | 17.4 |        
   40840 | 2022-04-08 18:48:14 |         MASTER-SAAO | (06h 11m 00.85s , -48d 11m 45.8s) |   C |    60 | 17.5 |        
   40919 | 2022-04-08 18:49:33 |         MASTER-SAAO | (06h 13m 02.11s , -50d 04m 46.1s) |   C |    60 | 17.4 |        
   41011 | 2022-04-08 18:51:05 |         MASTER-SAAO | (06h 25m 34.52s , -50d 05m 46.3s) |   C |    60 | 17.7 |        
   41106 | 2022-04-08 18:52:40 |         MASTER-SAAO | (06h 04m 01.19s , -52d 00m 39.5s) |   C |    60 | 17.1 |        
   41195 | 2022-04-08 18:54:09 |         MASTER-SAAO | (06h 17m 05.09s , -52d 00m 21.5s) |   C |    60 | 17.2 |        
   41291 | 2022-04-08 18:55:45 |         MASTER-SAAO | (06h 21m 50.81s , -48d 10m 39.6s) |   C |    60 | 17.8 |        
   41370 | 2022-04-08 18:57:05 |         MASTER-SAAO | (06h 33m 49.29s , -48d 12m 25.5s) |   C |    60 | 17.3 |        
   41474 | 2022-04-08 18:58:48 |         MASTER-SAAO | (06h 20m 25.74s , -53d 52m 38.1s) |   C |    60 | 17.2 |        
   41565 | 2022-04-08 19:00:19 |         MASTER-SAAO | (06h 33m 52.54s , -53d 53m 31.3s) |   C |    60 | 17.6 |        
   41738 | 2022-04-08 19:03:12 |         MASTER-SAAO | (06h 36m 42.34s , -50d 06m 22.0s) |   C |    60 | 17.6 |        
   41817 | 2022-04-08 19:04:32 |         MASTER-SAAO | (06h 11m 06.65s , -48d 11m 50.7s) |   C |    60 | 17.7 |        
   42081 | 2022-04-08 19:08:55 |         MASTER-SAAO | (06h 01m 51.27s , -50d 04m 52.3s) |   C |    60 | 17.6 |        
   42252 | 2022-04-08 19:11:46 |         MASTER-SAAO | (06h 08m 09.12s , -53d 53m 57.1s) |   C |    60 | 17.7 |        
   42785 | 2022-04-08 19:20:39 |         MASTER-SAAO | (06h 36m 45.22s , -50d 05m 41.5s) |   C |    60 | 17.6 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 6052
TYPE = 35
DAYS = 0


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) started inspect of the FERMI GRB 220408B ( Fermi GBM team, GCN 31854) errorbox  38858 sec after notice time and 38887 sec after trigger time at 2022-04-08 18:16:12 UT, with upper limit up to  17.9 mag. The observations began at zenith distance = 33 deg. The sun  altitude  is -24.1 deg. 

The galactic latitude b = -25 deg., longitude l = 259 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1936782

We obtain a following upper limits.  

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

   38918 | 2022-04-08 18:16:12 |         MASTER-SAAO | (06h 12m 56.98s , -50d 05m 58.3s) |   C |    60 | 17.8 |        
   39007 | 2022-04-08 18:17:42 |         MASTER-SAAO | (06h 25m 30.38s , -50d 06m 55.8s) |   C |    60 | 17.9 |        
   39088 | 2022-04-08 18:19:03 |         MASTER-SAAO | (06h 04m 01.42s , -52d 01m 53.5s) |   C |    60 | 17.5 |        
   39180 | 2022-04-08 18:20:34 |         MASTER-SAAO | (06h 16m 56.43s , -52d 00m 18.7s) |   C |    60 | 17.4 |        
   39498 | 2022-04-08 18:25:52 |         MASTER-SAAO | (06h 33m 41.72s , -48d 11m 39.6s) |   C |    60 | 17.5 |        
   39589 | 2022-04-08 18:27:23 |         MASTER-SAAO | (06h 20m 15.24s , -53d 55m 36.6s) |   C |    60 | 17.6 |        
   39669 | 2022-04-08 18:28:43 |         MASTER-SAAO | (06h 33m 53.81s , -53d 55m 10.9s) |   C |    60 | 17.6 |        
   39997 | 2022-04-08 18:34:11 |         MASTER-SAAO | (06h 13m 03.64s , -50d 07m 10.9s) |   C |    60 | 17.4 |        
   40088 | 2022-04-08 18:35:42 |         MASTER-SAAO | (06h 25m 31.89s , -50d 05m 38.5s) |   C |    60 | 17.6 |        
   40172 | 2022-04-08 18:37:07 |         MASTER-SAAO | (06h 03m 58.08s , -52d 00m 16.1s) |   C |    60 | 17.5 |        
   40263 | 2022-04-08 18:38:37 |         MASTER-SAAO | (06h 16m 57.23s , -51d 59m 13.9s) |   C |    60 | 17.3 |        
   40354 | 2022-04-08 18:40:09 |         MASTER-SAAO | (06h 21m 52.59s , -48d 12m 07.9s) |   C |    60 | 17.5 |        
   40434 | 2022-04-08 18:41:28 |         MASTER-SAAO | (06h 33m 43.84s , -48d 13m 07.6s) |   C |    60 | 17.5 |        
   40537 | 2022-04-08 18:43:11 |         MASTER-SAAO | (06h 20m 24.77s , -53d 54m 58.6s) |   C |    60 | 17.3 |        
   40669 | 2022-04-08 18:45:23 |         MASTER-SAAO | (06h 33m 53.42s , -53d 53m 27.9s) |   C |    60 | 17.4 |        
   40840 | 2022-04-08 18:48:14 |         MASTER-SAAO | (06h 11m 00.85s , -48d 11m 45.8s) |   C |    60 | 17.5 |        
   40919 | 2022-04-08 18:49:33 |         MASTER-SAAO | (06h 13m 02.11s , -50d 04m 46.1s) |   C |    60 | 17.4 |        
   41011 | 2022-04-08 18:51:05 |         MASTER-SAAO | (06h 25m 34.52s , -50d 05m 46.3s) |   C |    60 | 17.7 |        
   41106 | 2022-04-08 18:52:40 |         MASTER-SAAO | (06h 04m 01.19s , -52d 00m 39.5s) |   C |    60 | 17.1 |        
   41195 | 2022-04-08 18:54:09 |         MASTER-SAAO | (06h 17m 05.09s , -52d 00m 21.5s) |   C |    60 | 17.2 |        
   41291 | 2022-04-08 18:55:45 |         MASTER-SAAO | (06h 21m 50.81s , -48d 10m 39.6s) |   C |    60 | 17.8 |        
   41370 | 2022-04-08 18:57:05 |         MASTER-SAAO | (06h 33m 49.29s , -48d 12m 25.5s) |   C |    60 | 17.3 |        
   41474 | 2022-04-08 18:58:48 |         MASTER-SAAO | (06h 20m 25.74s , -53d 52m 38.1s) |   C |    60 | 17.2 |        
   41565 | 2022-04-08 19:00:19 |         MASTER-SAAO | (06h 33m 52.54s , -53d 53m 31.3s) |   C |    60 | 17.6 |        
   41738 | 2022-04-08 19:03:12 |         MASTER-SAAO | (06h 36m 42.34s , -50d 06m 22.0s) |   C |    60 | 17.6 |        
   41817 | 2022-04-08 19:04:32 |         MASTER-SAAO | (06h 11m 06.65s , -48d 11m 50.7s) |   C |    60 | 17.7 |        
   42081 | 2022-04-08 19:08:55 |         MASTER-SAAO | (06h 01m 51.27s , -50d 04m 52.3s) |   C |    60 | 17.6 |        
   42252 | 2022-04-08 19:11:46 |         MASTER-SAAO | (06h 08m 09.12s , -53d 53m 57.1s) |   C |    60 | 17.7 |        
   42785 | 2022-04-08 19:20:39 |         MASTER-SAAO | (06h 36m 45.22s , -50d 05m 41.5s) |   C |    60 | 17.6 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 6053
TYPE = 35
DAYS = 0


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) started inspect of the FERMI GRB 220408B ( Fermi GBM team, GCN 31854) errorbox  38858 sec after notice time and 38887 sec after trigger time at 2022-04-08 18:16:12 UT, with upper limit up to  17.9 mag. The observations began at zenith distance = 33 deg. The sun  altitude  is -24.1 deg. 

The galactic latitude b = -25 deg., longitude l = 259 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1936782

We obtain a following upper limits.  

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

   38918 | 2022-04-08 18:16:12 |         MASTER-SAAO | (06h 12m 56.98s , -50d 05m 58.3s) |   C |    60 | 17.8 |        
   39007 | 2022-04-08 18:17:42 |         MASTER-SAAO | (06h 25m 30.38s , -50d 06m 55.8s) |   C |    60 | 17.9 |        
   39088 | 2022-04-08 18:19:03 |         MASTER-SAAO | (06h 04m 01.42s , -52d 01m 53.5s) |   C |    60 | 17.5 |        
   39180 | 2022-04-08 18:20:34 |         MASTER-SAAO | (06h 16m 56.43s , -52d 00m 18.7s) |   C |    60 | 17.4 |        
   39498 | 2022-04-08 18:25:52 |         MASTER-SAAO | (06h 33m 41.72s , -48d 11m 39.6s) |   C |    60 | 17.5 |        
   39589 | 2022-04-08 18:27:23 |         MASTER-SAAO | (06h 20m 15.24s , -53d 55m 36.6s) |   C |    60 | 17.6 |        
   39669 | 2022-04-08 18:28:43 |         MASTER-SAAO | (06h 33m 53.81s , -53d 55m 10.9s) |   C |    60 | 17.6 |        
   39997 | 2022-04-08 18:34:11 |         MASTER-SAAO | (06h 13m 03.64s , -50d 07m 10.9s) |   C |    60 | 17.4 |        
   40088 | 2022-04-08 18:35:42 |         MASTER-SAAO | (06h 25m 31.89s , -50d 05m 38.5s) |   C |    60 | 17.6 |        
   40172 | 2022-04-08 18:37:07 |         MASTER-SAAO | (06h 03m 58.08s , -52d 00m 16.1s) |   C |    60 | 17.5 |        
   40263 | 2022-04-08 18:38:37 |         MASTER-SAAO | (06h 16m 57.23s , -51d 59m 13.9s) |   C |    60 | 17.3 |        
   40354 | 2022-04-08 18:40:09 |         MASTER-SAAO | (06h 21m 52.59s , -48d 12m 07.9s) |   C |    60 | 17.5 |        
   40434 | 2022-04-08 18:41:28 |         MASTER-SAAO | (06h 33m 43.84s , -48d 13m 07.6s) |   C |    60 | 17.5 |        
   40537 | 2022-04-08 18:43:11 |         MASTER-SAAO | (06h 20m 24.77s , -53d 54m 58.6s) |   C |    60 | 17.3 |        
   40669 | 2022-04-08 18:45:23 |         MASTER-SAAO | (06h 33m 53.42s , -53d 53m 27.9s) |   C |    60 | 17.4 |        
   40840 | 2022-04-08 18:48:14 |         MASTER-SAAO | (06h 11m 00.85s , -48d 11m 45.8s) |   C |    60 | 17.5 |        
   40919 | 2022-04-08 18:49:33 |         MASTER-SAAO | (06h 13m 02.11s , -50d 04m 46.1s) |   C |    60 | 17.4 |        
   41011 | 2022-04-08 18:51:05 |         MASTER-SAAO | (06h 25m 34.52s , -50d 05m 46.3s) |   C |    60 | 17.7 |        
   41106 | 2022-04-08 18:52:40 |         MASTER-SAAO | (06h 04m 01.19s , -52d 00m 39.5s) |   C |    60 | 17.1 |        
   41195 | 2022-04-08 18:54:09 |         MASTER-SAAO | (06h 17m 05.09s , -52d 00m 21.5s) |   C |    60 | 17.2 |        
   41291 | 2022-04-08 18:55:45 |         MASTER-SAAO | (06h 21m 50.81s , -48d 10m 39.6s) |   C |    60 | 17.8 |        
   41370 | 2022-04-08 18:57:05 |         MASTER-SAAO | (06h 33m 49.29s , -48d 12m 25.5s) |   C |    60 | 17.3 |        
   41474 | 2022-04-08 18:58:48 |         MASTER-SAAO | (06h 20m 25.74s , -53d 52m 38.1s) |   C |    60 | 17.2 |        
   41565 | 2022-04-08 19:00:19 |         MASTER-SAAO | (06h 33m 52.54s , -53d 53m 31.3s) |   C |    60 | 17.6 |        
   41738 | 2022-04-08 19:03:12 |         MASTER-SAAO | (06h 36m 42.34s , -50d 06m 22.0s) |   C |    60 | 17.6 |        
   41817 | 2022-04-08 19:04:32 |         MASTER-SAAO | (06h 11m 06.65s , -48d 11m 50.7s) |   C |    60 | 17.7 |        
   42081 | 2022-04-08 19:08:55 |         MASTER-SAAO | (06h 01m 51.27s , -50d 04m 52.3s) |   C |    60 | 17.6 |        
   42252 | 2022-04-08 19:11:46 |         MASTER-SAAO | (06h 08m 09.12s , -53d 53m 57.1s) |   C |    60 | 17.7 |        
   42785 | 2022-04-08 19:20:39 |         MASTER-SAAO | (06h 36m 45.22s , -50d 05m 41.5s) |   C |    60 | 17.6 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 6060
TYPE = 35
DAYS = 2


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) started inspect of the FERMI GRB 220408B ( Fermi GBM team, GCN 31854) errorbox  38858 sec after notice time and 38887 sec after trigger time at 2022-04-08 18:16:12 UT, with upper limit up to  19.2 mag. The observations began at zenith distance = 33 deg. The sun  altitude  is -24.1 deg. 

MASTER-OAFA robotic telescope  located in Argentina (OAFA observatory of San Juan National University) started inspect of the FERMI GRB 220408B errorbox  1 days 59855 sec after notice time and 1 days 59883 sec after trigger time at 2022-04-10 00:06:08 UT, with upper limit up to  18.2 mag. The observations began at zenith distance = 34 deg. The sun  altitude  is -23.2 deg. 

The galactic latitude b = -25 deg., longitude l = 258 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1936577

We obtain a following upper limits.  

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

   38918 | 2022-04-08 18:16:12 |         MASTER-SAAO | (06h 12m 56.98s , -50d 05m 58.3s) |   C |    60 | 17.8 |        
   39007 | 2022-04-08 18:17:42 |         MASTER-SAAO | (06h 25m 30.38s , -50d 06m 55.8s) |   C |    60 | 17.9 |        
   39088 | 2022-04-08 18:19:03 |         MASTER-SAAO | (06h 04m 01.42s , -52d 01m 53.5s) |   C |    60 | 17.5 |        
   39180 | 2022-04-08 18:20:34 |         MASTER-SAAO | (06h 16m 56.43s , -52d 00m 18.7s) |   C |    60 | 17.4 |        
   39498 | 2022-04-08 18:25:52 |         MASTER-SAAO | (06h 33m 41.72s , -48d 11m 39.6s) |   C |    60 | 17.5 |        
   39997 | 2022-04-08 18:34:11 |         MASTER-SAAO | (06h 13m 03.64s , -50d 07m 10.9s) |   C |    60 | 17.4 |        
   40088 | 2022-04-08 18:35:42 |         MASTER-SAAO | (06h 25m 31.89s , -50d 05m 38.5s) |   C |    60 | 17.6 |        
   40172 | 2022-04-08 18:37:07 |         MASTER-SAAO | (06h 03m 58.08s , -52d 00m 16.1s) |   C |    60 | 17.5 |        
   40263 | 2022-04-08 18:38:37 |         MASTER-SAAO | (06h 16m 57.23s , -51d 59m 13.9s) |   C |    60 | 17.3 |        
   40354 | 2022-04-08 18:40:09 |         MASTER-SAAO | (06h 21m 52.59s , -48d 12m 07.9s) |   C |    60 | 17.5 |        
   40434 | 2022-04-08 18:41:28 |         MASTER-SAAO | (06h 33m 43.84s , -48d 13m 07.6s) |   C |    60 | 17.5 |        
   40749 | 2022-04-08 18:46:43 |         MASTER-SAAO | (05h 59m 06.79s , -48d 10m 46.6s) |   C |    60 | 17.6 |        
   40840 | 2022-04-08 18:48:14 |         MASTER-SAAO | (06h 11m 00.85s , -48d 11m 45.8s) |   C |    60 | 17.5 |        
   40919 | 2022-04-08 18:49:33 |         MASTER-SAAO | (06h 13m 02.11s , -50d 04m 46.1s) |   C |    60 | 17.4 |        
   41011 | 2022-04-08 18:51:05 |         MASTER-SAAO | (06h 25m 34.52s , -50d 05m 46.3s) |   C |    60 | 17.7 |        
   41106 | 2022-04-08 18:52:40 |         MASTER-SAAO | (06h 04m 01.19s , -52d 00m 39.5s) |   C |    60 | 17.1 |        
   41195 | 2022-04-08 18:54:09 |         MASTER-SAAO | (06h 17m 05.09s , -52d 00m 21.5s) |   C |    60 | 17.2 |        
   41291 | 2022-04-08 18:55:45 |         MASTER-SAAO | (06h 21m 50.81s , -48d 10m 39.6s) |   C |    60 | 17.8 |        
   41370 | 2022-04-08 18:57:05 |         MASTER-SAAO | (06h 33m 49.29s , -48d 12m 25.5s) |   C |    60 | 17.3 |        
   41738 | 2022-04-08 19:03:12 |         MASTER-SAAO | (06h 36m 42.34s , -50d 06m 22.0s) |   C |    60 | 17.6 |        
   41817 | 2022-04-08 19:04:32 |         MASTER-SAAO | (06h 11m 06.65s , -48d 11m 50.7s) |   C |    60 | 17.7 |        
   42081 | 2022-04-08 19:08:55 |         MASTER-SAAO | (06h 01m 51.27s , -50d 04m 52.3s) |   C |    60 | 17.6 |        
   42694 | 2022-04-08 19:19:08 |         MASTER-SAAO | (05h 59m 07.75s , -48d 10m 24.9s) |   C |    60 | 17.6 |        
   42785 | 2022-04-08 19:20:39 |         MASTER-SAAO | (06h 36m 45.22s , -50d 05m 41.5s) |   C |    60 | 17.6 |        
   42864 | 2022-04-08 19:21:58 |         MASTER-SAAO | (06h 11m 08.63s , -48d 10m 49.0s) |   C |    60 | 17.5 |        
   43133 | 2022-04-08 19:26:28 |         MASTER-SAAO | (06h 01m 57.44s , -50d 03m 10.0s) |   C |    60 | 17.6 |        
   43741 | 2022-04-08 19:36:35 |         MASTER-SAAO | (06h 36m 48.53s , -50d 04m 36.8s) |   C |    60 | 17.5 |        
   44179 | 2022-04-08 19:43:53 |         MASTER-SAAO | (06h 01m 57.73s , -50d 04m 22.4s) |   C |    60 | 17.6 |        
  125560 | 2022-04-09 18:19:14 |         MASTER-SAAO | (06h 12m 59.00s , -50d 06m 52.6s) |   C |   180 | 18.7 |        
  125982 | 2022-04-09 18:26:17 |         MASTER-SAAO | (06h 25m 32.24s , -50d 06m 38.3s) |   C |   180 | 18.6 |        
  126405 | 2022-04-09 18:33:19 |         MASTER-SAAO | (06h 13m 07.07s , -50d 07m 14.9s) |   C |   180 | 18.6 |        
  126815 | 2022-04-09 18:40:09 |         MASTER-SAAO | (06h 25m 32.01s , -50d 06m 57.6s) |   C |   180 | 18.7 |        
  127027 | 2022-04-09 18:43:41 |         MASTER-SAAO | (06h 04m 00.89s , -51d 59m 59.8s) |   C |   180 | 18.8 |        
  127238 | 2022-04-09 18:47:12 |         MASTER-SAAO | (06h 16m 58.37s , -51d 58m 51.3s) |   C |   180 | 18.8 |        
  127449 | 2022-04-09 18:50:44 |         MASTER-SAAO | (05h 59m 02.26s , -48d 12m 30.0s) |   C |   180 | 18.7 |        
  127661 | 2022-04-09 18:54:15 |         MASTER-SAAO | (06h 11m 06.81s , -48d 12m 01.7s) |   C |   180 | 18.9 |        
  127882 | 2022-04-09 18:57:56 |         MASTER-SAAO | (06h 04m 04.66s , -51d 58m 41.9s) |   C |   180 | 19.2 |        
  128100 | 2022-04-09 19:01:34 |         MASTER-SAAO | (06h 17m 03.30s , -51d 59m 55.3s) |   C |   180 | 18.9 |        
  128311 | 2022-04-09 19:05:05 |         MASTER-SAAO | (05h 59m 09.10s , -48d 09m 48.8s) |   C |   180 | 18.5 |        
  128523 | 2022-04-09 19:08:37 |         MASTER-SAAO | (06h 11m 02.92s , -48d 10m 44.9s) |   C |   180 | 18.9 |        
  128934 | 2022-04-09 19:15:28 |         MASTER-SAAO | (06h 01m 51.53s , -50d 05m 27.1s) |   C |   180 | 18.8 |        
  129781 | 2022-04-09 19:29:35 |         MASTER-SAAO | (06h 01m 53.17s , -50d 03m 57.8s) |   C |   180 | 18.8 |        
  146314 | 2022-04-10 00:06:08 |         MASTER-OAFA | (06h 11m 55.26s , -50d 47m 04.0s) |   C |    60 | 18.1 |        
  147213 | 2022-04-10 00:21:07 |         MASTER-OAFA | (06h 24m 17.75s , -50d 45m 38.5s) |   C |    60 | 18.0 |        
  147292 | 2022-04-10 00:22:26 |         MASTER-OAFA | (06h 11m 54.09s , -50d 47m 08.6s) |   C |    60 | 18.0 |        
  148231 | 2022-04-10 00:38:05 |         MASTER-OAFA | (06h 24m 09.85s , -49d 23m 12.7s) |   C |    60 | 18.1 |        
  148779 | 2022-04-10 00:47:13 |         MASTER-OAFA | (06h 11m 41.12s , -49d 22m 30.6s) |   C |    60 | 18.1 |        
  148860 | 2022-04-10 00:48:34 |         MASTER-OAFA | (06h 02m 41.40s , -51d 18m 48.8s) |   C |    60 | 18.1 |        
  149364 | 2022-04-10 00:56:58 |         MASTER-OAFA | (06h 15m 44.04s , -51d 17m 55.7s) |   C |    60 | 18.1 |        
  149651 | 2022-04-10 01:01:45 |         MASTER-OAFA | (06h 24m 11.27s , -49d 23m 11.7s) |   C |    60 | 18.1 |        
  149730 | 2022-04-10 01:03:04 |         MASTER-OAFA | (06h 27m 28.52s , -51d 17m 06.4s) |   C |    60 | 18.1 |        
  149891 | 2022-04-10 01:05:45 |         MASTER-OAFA | (06h 02m 47.70s , -51d 18m 25.4s) |   C |    60 | 18.1 |        
  149971 | 2022-04-10 01:07:05 |         MASTER-OAFA | (06h 20m 29.12s , -47d 30m 03.2s) |   C |    60 | 18.2 |        
  150250 | 2022-04-10 01:11:44 |         MASTER-OAFA | (06h 32m 25.68s , -47d 28m 55.4s) |   C |    60 | 18.2 |        
  150536 | 2022-04-10 01:16:30 |         MASTER-OAFA | (06h 15m 46.10s , -51d 17m 21.1s) |   C |    60 | 18.1 |        
  150616 | 2022-04-10 01:17:50 |         MASTER-OAFA | (06h 19m 09.57s , -53d 12m 02.0s) |   C |    60 | 18.0 |        
  150974 | 2022-04-10 01:23:49 |         MASTER-OAFA | (06h 27m 27.74s , -51d 16m 13.3s) |   C |    60 | 18.0 |        
  151135 | 2022-04-10 01:26:29 |         MASTER-OAFA | (06h 02m 41.19s , -51d 16m 55.2s) |   C |    60 | 18.1 |        
  151218 | 2022-04-10 01:27:52 |         MASTER-OAFA | (06h 20m 32.62s , -47d 29m 19.8s) |   C |    60 | 18.2 |        
  151297 | 2022-04-10 01:29:11 |         MASTER-OAFA | (06h 32m 25.69s , -47d 29m 56.8s) |   C |    60 | 18.1 |        
  151606 | 2022-04-10 01:34:20 |         MASTER-OAFA | (06h 15m 43.66s , -51d 16m 35.0s) |   C |    60 | 17.9 |        
  151686 | 2022-04-10 01:35:40 |         MASTER-OAFA | (06h 19m 07.29s , -53d 11m 53.8s) |   C |    60 | 18.0 |        
  152259 | 2022-04-10 01:45:13 |         MASTER-OAFA | (06h 27m 33.21s , -52d 41m 04.8s) |   C |    60 | 18.0 |        
  152575 | 2022-04-10 01:50:29 |         MASTER-OAFA | (06h 20m 28.48s , -48d 52m 17.3s) |   C |    60 | 18.1 |        
  153572 | 2022-04-10 02:07:06 |         MASTER-OAFA | (06h 32m 28.20s , -48d 51m 43.9s) |   C |    60 | 18.0 |        
  155531 | 2022-04-10 02:39:45 |         MASTER-OAFA | (06h 09m 39.92s , -47d 29m 15.9s) |   C |    60 | 17.9 |        
  155889 | 2022-04-10 02:45:43 |         MASTER-OAFA | (06h 00m 27.86s , -49d 23m 20.8s) |   C |    60 | 17.8 |        
  155968 | 2022-04-10 02:47:03 |         MASTER-OAFA | (06h 35m 22.25s , -49d 24m 12.5s) |   C |    60 | 17.9 |        
  156832 | 2022-04-10 03:01:26 |         MASTER-OAFA | (06h 09m 37.38s , -47d 29m 22.1s) |   C |    60 | 17.9 |        
  156995 | 2022-04-10 03:04:09 |         MASTER-OAFA | (06h 00m 26.06s , -49d 25m 34.8s) |   C |    60 | 17.8 |        
  157077 | 2022-04-10 03:05:31 |         MASTER-OAFA | (06h 35m 27.67s , -49d 24m 07.9s) |   C |    60 | 17.8 |        
  157787 | 2022-04-10 03:17:22 |         MASTER-OAFA | (06h 09m 43.78s , -47d 30m 33.4s) |   C |    60 | 17.7 |        
  157953 | 2022-04-10 03:20:08 |         MASTER-OAFA | (06h 00m 31.10s , -49d 25m 07.7s) |   C |    60 | 17.7 |        
  158312 | 2022-04-10 03:26:06 |         MASTER-OAFA | (06h 35m 22.12s , -49d 21m 55.6s) |   C |    60 | 17.8 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 6055
TYPE = 35
DAYS = 0


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) started inspect of the IPN GRB220408.31 errorbox 38887 sec after trigger time at 2022-04-08 18:16:12 UT, with upper limit up to  17.8 mag. The observations began at zenith distance = 33 deg. The sun  altitude  is -24.1 deg. 

The galactic latitude b = -27 deg., longitude l = 259 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/ligo_1.php?id=11708

We obtain a following upper limits.  

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

   38917 | 2022-04-08 18:16:12 |         MASTER-SAAO | (06h 12m 56.98s , -50d 05m 58.3s) |   C |    60 | 17.8 |        
   39088 | 2022-04-08 18:19:03 |         MASTER-SAAO | (06h 04m 01.42s , -52d 01m 53.5s) |   C |    60 | 17.5 |        
   39179 | 2022-04-08 18:20:34 |         MASTER-SAAO | (06h 16m 56.43s , -52d 00m 18.7s) |   C |    60 | 17.4 |        
   39588 | 2022-04-08 18:27:23 |         MASTER-SAAO | (06h 20m 15.24s , -53d 55m 36.6s) |   C |    60 | 17.6 |        
   39996 | 2022-04-08 18:34:11 |         MASTER-SAAO | (06h 13m 03.64s , -50d 07m 10.9s) |   C |    60 | 17.4 |        
   40172 | 2022-04-08 18:37:07 |         MASTER-SAAO | (06h 03m 58.08s , -52d 00m 16.1s) |   C |    60 | 17.5 |        
   40263 | 2022-04-08 18:38:37 |         MASTER-SAAO | (06h 16m 57.23s , -51d 59m 13.9s) |   C |    60 | 17.3 |        
   40354 | 2022-04-08 18:40:09 |         MASTER-SAAO | (06h 21m 52.59s , -48d 12m 07.9s) |   C |    60 | 17.5 |        
   40536 | 2022-04-08 18:43:11 |         MASTER-SAAO | (06h 20m 24.77s , -53d 54m 58.6s) |   C |    60 | 17.3 |        
   40749 | 2022-04-08 18:46:43 |         MASTER-SAAO | (05h 59m 06.79s , -48d 10m 46.6s) |   C |    60 | 17.6 |        
   40839 | 2022-04-08 18:48:14 |         MASTER-SAAO | (06h 11m 00.85s , -48d 11m 45.8s) |   C |    60 | 17.5 |        
   40919 | 2022-04-08 18:49:33 |         MASTER-SAAO | (06h 13m 02.11s , -50d 04m 46.1s) |   C |    60 | 17.4 |        
   41106 | 2022-04-08 18:52:40 |         MASTER-SAAO | (06h 04m 01.19s , -52d 00m 39.5s) |   C |    60 | 17.1 |        
   41194 | 2022-04-08 18:54:09 |         MASTER-SAAO | (06h 17m 05.09s , -52d 00m 21.5s) |   C |    60 | 17.2 |        
   41290 | 2022-04-08 18:55:45 |         MASTER-SAAO | (06h 21m 50.81s , -48d 10m 39.6s) |   C |    60 | 17.8 |        
   41474 | 2022-04-08 18:58:48 |         MASTER-SAAO | (06h 20m 25.74s , -53d 52m 38.1s) |   C |    60 | 17.2 |        
   41646 | 2022-04-08 19:01:40 |         MASTER-SAAO | (05h 59m 01.84s , -48d 10m 05.2s) |   C |    60 | 17.3 |        
   41817 | 2022-04-08 19:04:32 |         MASTER-SAAO | (06h 11m 06.65s , -48d 11m 50.7s) |   C |    60 | 17.7 |        
   42081 | 2022-04-08 19:08:55 |         MASTER-SAAO | (06h 01m 51.27s , -50d 04m 52.3s) |   C |    60 | 17.6 |        
   42252 | 2022-04-08 19:11:46 |         MASTER-SAAO | (06h 08m 09.12s , -53d 53m 57.1s) |   C |    60 | 17.7 |        
   42342 | 2022-04-08 19:13:17 |         MASTER-SAAO | (06h 08m 25.30s , -46d 15m 53.2s) |   C |    60 | 17.5 |        
   42422 | 2022-04-08 19:14:37 |         MASTER-SAAO | (06h 19m 59.49s , -46d 17m 32.0s) |   C |    60 | 17.7 |        
   42513 | 2022-04-08 19:16:08 |         MASTER-SAAO | (06h 11m 42.28s , -55d 46m 51.1s) |   C |    60 | 17.7 |        
   42693 | 2022-04-08 19:19:08 |         MASTER-SAAO | (05h 59m 07.75s , -48d 10m 24.9s) |   C |    60 | 17.6 |        
   42864 | 2022-04-08 19:21:58 |         MASTER-SAAO | (06h 11m 08.63s , -48d 10m 49.0s) |   C |    60 | 17.5 |        
   43133 | 2022-04-08 19:26:28 |         MASTER-SAAO | (06h 01m 57.44s , -50d 03m 10.0s) |   C |    60 | 17.6 |        
   43304 | 2022-04-08 19:29:19 |         MASTER-SAAO | (06h 08m 10.06s , -53d 51m 12.7s) |   C |    60 | 17.4 |        
   43395 | 2022-04-08 19:30:49 |         MASTER-SAAO | (06h 08m 27.53s , -46d 16m 01.9s) |   C |    60 | 17.6 |        
Filter C is a clear (unfiltred) band. 


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



#######################################################################################
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  ID = 6057
TYPE = 35
DAYS = 1


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) started inspect of the FERMI GRB 220408B ( Fermi GBM team, GCN 31854) errorbox  38858 sec after notice time and 38887 sec after trigger time at 2022-04-08 18:16:12 UT, with upper limit up to  17.9 mag. The observations began at zenith distance = 33 deg. The sun  altitude  is -24.1 deg. 

The galactic latitude b = -25 deg., longitude l = 258 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1936577

We obtain a following upper limits.  

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

   38918 | 2022-04-08 18:16:12 |         MASTER-SAAO | (06h 12m 56.98s , -50d 05m 58.3s) |   C |    60 | 17.8 |        
   39007 | 2022-04-08 18:17:42 |         MASTER-SAAO | (06h 25m 30.38s , -50d 06m 55.8s) |   C |    60 | 17.9 |        
   39088 | 2022-04-08 18:19:03 |         MASTER-SAAO | (06h 04m 01.42s , -52d 01m 53.5s) |   C |    60 | 17.5 |        
   39180 | 2022-04-08 18:20:34 |         MASTER-SAAO | (06h 16m 56.43s , -52d 00m 18.7s) |   C |    60 | 17.4 |        
   39498 | 2022-04-08 18:25:52 |         MASTER-SAAO | (06h 33m 41.72s , -48d 11m 39.6s) |   C |    60 | 17.5 |        
   39997 | 2022-04-08 18:34:11 |         MASTER-SAAO | (06h 13m 03.64s , -50d 07m 10.9s) |   C |    60 | 17.4 |        
   40088 | 2022-04-08 18:35:42 |         MASTER-SAAO | (06h 25m 31.89s , -50d 05m 38.5s) |   C |    60 | 17.6 |        
   40172 | 2022-04-08 18:37:07 |         MASTER-SAAO | (06h 03m 58.08s , -52d 00m 16.1s) |   C |    60 | 17.5 |        
   40263 | 2022-04-08 18:38:37 |         MASTER-SAAO | (06h 16m 57.23s , -51d 59m 13.9s) |   C |    60 | 17.3 |        
   40354 | 2022-04-08 18:40:09 |         MASTER-SAAO | (06h 21m 52.59s , -48d 12m 07.9s) |   C |    60 | 17.5 |        
   40434 | 2022-04-08 18:41:28 |         MASTER-SAAO | (06h 33m 43.84s , -48d 13m 07.6s) |   C |    60 | 17.5 |        
   40749 | 2022-04-08 18:46:43 |         MASTER-SAAO | (05h 59m 06.79s , -48d 10m 46.6s) |   C |    60 | 17.6 |        
   40840 | 2022-04-08 18:48:14 |         MASTER-SAAO | (06h 11m 00.85s , -48d 11m 45.8s) |   C |    60 | 17.5 |        
   40919 | 2022-04-08 18:49:33 |         MASTER-SAAO | (06h 13m 02.11s , -50d 04m 46.1s) |   C |    60 | 17.4 |        
   41011 | 2022-04-08 18:51:05 |         MASTER-SAAO | (06h 25m 34.52s , -50d 05m 46.3s) |   C |    60 | 17.7 |        
   41106 | 2022-04-08 18:52:40 |         MASTER-SAAO | (06h 04m 01.19s , -52d 00m 39.5s) |   C |    60 | 17.1 |        
   41195 | 2022-04-08 18:54:09 |         MASTER-SAAO | (06h 17m 05.09s , -52d 00m 21.5s) |   C |    60 | 17.2 |        
   41291 | 2022-04-08 18:55:45 |         MASTER-SAAO | (06h 21m 50.81s , -48d 10m 39.6s) |   C |    60 | 17.8 |        
   41370 | 2022-04-08 18:57:05 |         MASTER-SAAO | (06h 33m 49.29s , -48d 12m 25.5s) |   C |    60 | 17.3 |        
   41738 | 2022-04-08 19:03:12 |         MASTER-SAAO | (06h 36m 42.34s , -50d 06m 22.0s) |   C |    60 | 17.6 |        
   41817 | 2022-04-08 19:04:32 |         MASTER-SAAO | (06h 11m 06.65s , -48d 11m 50.7s) |   C |    60 | 17.7 |        
   42081 | 2022-04-08 19:08:55 |         MASTER-SAAO | (06h 01m 51.27s , -50d 04m 52.3s) |   C |    60 | 17.6 |        
   42694 | 2022-04-08 19:19:08 |         MASTER-SAAO | (05h 59m 07.75s , -48d 10m 24.9s) |   C |    60 | 17.6 |        
   42785 | 2022-04-08 19:20:39 |         MASTER-SAAO | (06h 36m 45.22s , -50d 05m 41.5s) |   C |    60 | 17.6 |        
   42864 | 2022-04-08 19:21:58 |         MASTER-SAAO | (06h 11m 08.63s , -48d 10m 49.0s) |   C |    60 | 17.5 |        
   43133 | 2022-04-08 19:26:28 |         MASTER-SAAO | (06h 01m 57.44s , -50d 03m 10.0s) |   C |    60 | 17.6 |        
   43741 | 2022-04-08 19:36:35 |         MASTER-SAAO | (06h 36m 48.53s , -50d 04m 36.8s) |   C |    60 | 17.5 |        
   44179 | 2022-04-08 19:43:53 |         MASTER-SAAO | (06h 01m 57.73s , -50d 04m 22.4s) |   C |    60 | 17.6 |        
Filter C is a clear (unfiltred) band. 


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



 

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