MASTER Net MASTER Database: GRB200415.37 page

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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GRB coord: ErrorBox (deg): Sys Error (deg):
Sattel : Trigger: Notice:
GRB_Name: trignum: Nights after: FullSky


Name LAT GRB200415.37
Trignum 608633290
Trigger time 2020-04-15 08:48:05
Notice time 2020-04-15 17:48:34.731657
Coord, eb (00h 44m 00.00s , -25d 06m 00.0s) , 0.5
Max dist: 1 sigma 3 sigma
AGN candidates: Milliquas
r90wise
wiseXgaia
BL Lac candidates: 1 Sigma
3 Sigma

MASTER observatories and transients from them in error-field
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)

All alerts for this trigger
id noticetime coord2000 satel errorbox type trigger seq trig_type links
1337413 2020-04-15 09:11:26.737703 00h 43m 12.00s -26d 18m 00.0s GFERMI 6.47765 alert 608633290 1 2001 alert
1337634 2020-04-15 17:48:36.180189 00h 44m 00.00s -25d 06m 00.0s LAT 0.5 alert 608633290 2 128 alert
1337401 2020-04-15 08:57:29.069845 00h 24m 26.40s -32d 02m 24.0s FERMI 2.02 alert 608633290 12 115 alert
1337394 2020-04-15 08:48:48.915078 00h 45m 14.40s -60d 24m 36.0s FERMI 1 alert 608633290 19 112 alert
1337391 2020-04-15 08:48:36.506226 23h 08m 24.00s -62d 34m 01.2s FERMI 3.33 alert 608633290 24 111 alert

DAYS:

MASTER optical transients in this field
MASTER OT (J2000.0) –°oordinates Datetime Published Mag Site Image
J004402.06-260013.8 (00h 44m 02.06s , -26d 00m 13.8s) 2020-04-17 03:30:09.216 AT2020hok on 2020-04-17 07:30:11.957452 17.075 SAAO Transient on SAAO
J004724.94-252125.6 (00h 47m 24.94s , -25d 21m 25.6s) 2020-04-17 03:36:52.704 AT2020hol on 2020-04-17 07:30:12.653579 15.75 SAAO Transient on SAAO

Synchronous WFC images
Distance datetime coord2000 observatory links
Errorbox center visibility at MASTER facilities
trigger notice notice+1hr now

2020-04-15 08:48:05 (JD 2458954.866725)

Siderial time 0.907701 h

Ra 00:44:00.00 Dec -25:06:00.00
( 11.000000d, -25.100000d)

Rise 2020-04-15 08:26:01

Transit 2020-04-15 11:37:39

Set 2020-04-15 14:49:17

Amur

Object: Altitude: -20.58 Azimuth: 75.10

Sun: Altitude: 14.11 Azimuth: 88.53

Moon: Altitude: -58.22 Azimuth: 143.92

Tunka

Object: Altitude: -7.14 Azimuth: 57.84

Sun: Altitude: 28.76 Azimuth: 67.61

Moon: Altitude: -45.34 Azimuth: 113.98

Kislovodsk

Object: Altitude: 20.81 Azimuth: 7.28

Sun: Altitude: 55.84 Azimuth: 350.89

Moon: Altitude: -5.54 Azimuth: 63.96

Tavrida

Object: Altitude: 20.16 Azimuth: 359.05

Sun: Altitude: 53.21 Azimuth: 337.10

Moon: Altitude: -0.68 Azimuth: 58.22

SAAO

Object: Altitude: 75.60 Azimuth: 243.25

Sun: Altitude: 40.55 Azimuth: 215.90

Moon: Altitude: 41.80 Azimuth: 87.68

IAC

Object: Altitude: 17.16 Azimuth: 312.11

Sun: Altitude: 27.31 Azimuth: 273.36

Moon: Altitude: 36.81 Azimuth: 19.01

Argentina

Object: Altitude: 1.90 Azimuth: 298.61

Sun: Altitude: -28.10 Azimuth: 275.86

Moon: Altitude: 56.45 Azimuth: 263.06

Mexico

Object: Altitude: -59.01 Azimuth: 267.66

Sun: Altitude: -43.98 Azimuth: 210.73

Moon: Altitude: -1.47 Azimuth: 295.54

Ural

Object: Altitude: 5.30 Azimuth: 22.19

Sun: Altitude: 41.97 Azimuth: 15.78

Moon: Altitude: -20.02 Azimuth: 79.27

Vostryakovo

Object: Altitude: 9.48 Azimuth: 2.58

Sun: Altitude: 43.84 Azimuth: 346.43

Moon: Altitude: -8.13 Azimuth: 61.76

Gal. latitude: -87.441379 Gal. longitude: 96.735063

Dist. to Sun: 37.111133

Dist. to Moon: 61.514912

Moon coord.: (303.093118 d, -22.483817 d)

Sun coord.: (23.697850 d, 9.886668 d)

Lunar disk: 0.459900

Lunar phase: 94.600086

Lunar bright limb: 77.230994

No SN in this field

2020-04-15 17:48:34 (JD 2458955.242060)

Siderial time 9.940420 h

Ra 00:44:00.00 Dec -25:06:00.00
( 11.000000d, -25.100000d)

Rise 2020-04-16 08:22:05

Transit 2020-04-16 11:33:43

Set 2020-04-16 14:45:21

Amur

Object: Altitude: -45.53 Azimuth: 253.78

Sun: Altitude: -22.43 Azimuth: 217.59

Moon: Altitude: -4.23 Azimuth: 299.52

Tunka

Object: Altitude: -57.85 Azimuth: 222.85

Sun: Altitude: -27.51 Azimuth: 191.68

Moon: Altitude: -19.06 Azimuth: 281.23

Kislovodsk

Object: Altitude: -54.67 Azimuth: 109.57

Sun: Altitude: -19.67 Azimuth: 126.73

Moon: Altitude: -59.28 Azimuth: 232.64

Tavrida

Object: Altitude: -48.55 Azimuth: 102.69

Sun: Altitude: -14.04 Azimuth: 120.02

Moon: Altitude: -62.92 Azimuth: 217.64

SAAO

Object: Altitude: -9.79 Azimuth: 51.74

Sun: Altitude: -20.71 Azimuth: 88.88

Moon: Altitude: -35.72 Azimuth: 355.18

IAC

Object: Altitude: -6.75 Azimuth: 65.07

Sun: Altitude: 21.45 Azimuth: 90.04

Moon: Altitude: -59.39 Azimuth: 94.80

Argentina

Object: Altitude: 61.90 Azimuth: 95.83

Sun: Altitude: 44.73 Azimuth: 154.47

Moon: Altitude: 8.00 Azimuth: 69.33

Mexico

Object: Altitude: 33.05 Azimuth: 349.30

Sun: Altitude: 60.07 Azimuth: 309.70

Moon: Altitude: 16.72 Azimuth: 50.78

Ural

Object: Altitude: -54.99 Azimuth: 147.38

Sun: Altitude: -17.66 Azimuth: 145.73

Moon: Altitude: -42.91 Azimuth: 239.76

Vostryakovo

Object: Altitude: -47.16 Azimuth: 117.63

Sun: Altitude: -10.35 Azimuth: 125.17

Moon: Altitude: -52.83 Azimuth: 213.79

Gal. latitude: -87.441379 Gal. longitude: 96.735063

Dist. to Sun: 37.351152

Dist. to Moon: 57.303650

Moon coord.: (308.089068 d, -21.745266 d)

Sun coord.: (24.045160 d, 10.020277 d)

Lunar disk: 0.422612

Lunar phase: 98.903749

Lunar bright limb: 75.320289

No SN in this field

2020-04-15 18:48:34 (JD 2458955.283727)

Siderial time 10.943158 h

Ra 00:44:00.00 Dec -25:06:00.00
( 11.000000d, -25.100000d)

Rise 2020-04-16 08:22:05

Transit 2020-04-16 11:33:43

Set 2020-04-16 14:45:21

Amur

Object: Altitude: -36.08 Azimuth: 266.78

Sun: Altitude: -15.70 Azimuth: 231.51

Moon: Altitude: 3.42 Azimuth: 310.61

Tunka

Object: Altitude: -50.44 Azimuth: 242.51

Sun: Altitude: -24.36 Azimuth: 207.75

Moon: Altitude: -10.42 Azimuth: 291.91

Kislovodsk

Object: Altitude: -64.17 Azimuth: 129.03

Sun: Altitude: -27.52 Azimuth: 140.41

Moon: Altitude: -50.03 Azimuth: 249.71

Tavrida

Object: Altitude: -58.55 Azimuth: 118.39

Sun: Altitude: -22.61 Azimuth: 132.71

Moon: Altitude: -55.11 Azimuth: 239.18

SAAO

Object: Altitude: -19.03 Azimuth: 41.40

Sun: Altitude: -33.32 Azimuth: 80.21

Moon: Altitude: -33.08 Azimuth: 339.16

IAC

Object: Altitude: -19.03 Azimuth: 71.10

Sun: Altitude: 8.28 Azimuth: 96.98

Moon: Altitude: -71.89 Azimuth: 107.34

Argentina

Object: Altitude: 49.13 Azimuth: 87.35

Sun: Altitude: 37.52 Azimuth: 137.28

Moon: Altitude: -3.27 Azimuth: 61.95

Mexico

Object: Altitude: 33.63 Azimuth: 5.60

Sun: Altitude: 67.73 Azimuth: 338.97

Moon: Altitude: 6.56 Azimuth: 59.81

Ural

Object: Altitude: -57.87 Azimuth: 171.59

Sun: Altitude: -21.30 Azimuth: 160.92

Moon: Altitude: -35.58 Azimuth: 254.38

Vostryakovo

Object: Altitude: -53.98 Azimuth: 136.29

Sun: Altitude: -16.66 Azimuth: 138.91

Moon: Altitude: -47.09 Azimuth: 232.81

Gal. latitude: -87.441379 Gal. longitude: 96.735063

Dist. to Sun: 37.377904

Dist. to Moon: 56.841381

Moon coord.: (308.637511 d, -21.654465 d)

Sun coord.: (24.083730 d, 10.035086 d)

Lunar disk: 0.418518

Lunar phase: 99.378928

Lunar bright limb: 75.112681

No SN in this field

2024-07-23 00:15:43 (JD 2460514.510914)

Siderial time 22.852203 h

Ra 00:44:00.00 Dec -25:06:00.00
( 11.000000d, -25.100000d)

Rise 2024-07-23 01:56:39

Transit 2024-07-23 05:08:17

Set 2024-07-23 08:19:55

Amur

Object: Altitude: -2.97 Azimuth: 52.94

Sun: Altitude: 40.61 Azimuth: 288.95

Moon: Altitude: -24.60 Azimuth: 91.49

Tunka

Object: Altitude: 6.45 Azimuth: 33.46

Sun: Altitude: 25.29 Azimuth: 269.21

Moon: Altitude: -9.65 Azimuth: 73.45

Kislovodsk

Object: Altitude: 17.91 Azimuth: 337.88

Sun: Altitude: -13.93 Azimuth: 223.34

Moon: Altitude: 25.14 Azimuth: 23.62

Tavrida

Object: Altitude: 14.37 Azimuth: 330.47

Sun: Altitude: -17.06 Azimuth: 215.92

Moon: Altitude: 26.22 Azimuth: 14.76

SAAO

Object: Altitude: 50.15 Azimuth: 271.38

Sun: Altitude: -65.71 Azimuth: 294.62

Moon: Altitude: 75.39 Azimuth: 177.43

IAC

Object: Altitude: -5.45 Azimuth: 295.64

Sun: Altitude: -39.79 Azimuth: 162.97

Moon: Altitude: 31.87 Azimuth: 318.00

Argentina

Object: Altitude: -18.80 Azimuth: 317.59

Sun: Altitude: -29.80 Azimuth: 96.35

Moon: Altitude: 9.70 Azimuth: 284.98

Mexico

Object: Altitude: -83.18 Azimuth: 210.18

Sun: Altitude: 24.98 Azimuth: 99.31

Moon: Altitude: -43.43 Azimuth: 265.46

Ural

Object: Altitude: 7.69 Azimuth: 354.25

Sun: Altitude: 2.85 Azimuth: 236.28

Moon: Altitude: 8.29 Azimuth: 37.66

Vostryakovo

Object: Altitude: 6.03 Azimuth: 334.67

Sun: Altitude: -7.08 Azimuth: 217.89

Moon: Altitude: 15.32 Azimuth: 17.45

Gal. latitude: -87.441379 Gal. longitude: 96.735063

Dist. to Sun: 117.232698

Dist. to Moon: 42.967353

Moon coord.: (325.296052 d, -17.778854 d)

Sun coord.: (122.514666 d, 20.088859 d)

Lunar disk: 0.964903

Lunar phase: 21.595457

Lunar bright limb: 80.124606

No SN in this field

Recent coverage and limits telegrams

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

  ID = 2492
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 200415A ( Fermi GBM team, GCN 27579) errorbox  59974 sec after notice time and 60005 sec after trigger time at 2020-04-16 01:28:11 UT, with upper limit up to  19.1 mag. The observations began at zenith distance = 74 deg. The sun  altitude  is -45.2 deg. 

The galactic latitude b = -57 deg., longitude l = 304 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1337392

We obtain a following upper limits.  

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

   60036 | 2020-04-16 01:28:11 |         MASTER-SAAO | (00h 26m 38.28s , -62d 06m 18.6s) |   C |    60 | 18.4 |        
   60040 | 2020-04-16 01:28:15 |         MASTER-SAAO | (00h 41m 32.15s , -62d 05m 14.4s) |   C |    60 | 18.0 |        
   62934 | 2020-04-16 02:16:29 |         MASTER-SAAO | (00h 26m 30.17s , -62d 06m 01.0s) |   C |    60 | 18.9 |        
   62938 | 2020-04-16 02:16:33 |         MASTER-SAAO | (00h 41m 27.25s , -62d 04m 57.1s) |   C |    60 | 18.7 |        
   63014 | 2020-04-16 02:17:49 |         MASTER-SAAO | (00h 24m 54.86s , -60d 05m 54.9s) |   C |    60 | 18.9 |        
   63018 | 2020-04-16 02:17:53 |         MASTER-SAAO | (00h 38m 56.88s , -60d 04m 50.7s) |   C |    60 | 18.8 |        
   63097 | 2020-04-16 02:19:12 |         MASTER-SAAO | (00h 36m 38.06s , -58d 03m 33.9s) |   C |    60 | 18.6 |        
   63173 | 2020-04-16 02:20:28 |         MASTER-SAAO | (00h 53m 41.50s , -58d 06m 07.0s) |   C |    60 | 18.6 |        
   63946 | 2020-04-16 02:33:21 |         MASTER-SAAO | (00h 24m 52.11s , -60d 06m 10.1s) |   C |    60 | 18.6 |        
   63950 | 2020-04-16 02:33:25 |         MASTER-SAAO | (00h 38m 49.79s , -60d 05m 07.9s) |   C |    60 | 18.6 |        
   64029 | 2020-04-16 02:34:45 |         MASTER-SAAO | (00h 36m 38.94s , -58d 04m 49.4s) |   C |    60 | 18.5 |        
   64105 | 2020-04-16 02:36:00 |         MASTER-SAAO | (00h 53m 43.98s , -58d 04m 24.7s) |   C |    60 | 18.3 |        
  116575 | 2020-04-16 17:10:30 |         MASTER-SAAO | (00h 55m 25.27s , -60d 05m 30.5s) |   C |    60 | 17.7 |        
  117479 | 2020-04-16 17:25:34 |         MASTER-SAAO | (00h 55m 22.99s , -60d 05m 24.6s) |   C |    60 | 18.5 |        
  117559 | 2020-04-16 17:26:54 |         MASTER-SAAO | (00h 58m 58.67s , -62d 06m 03.4s) |   C |    60 | 18.8 |        
  148723 | 2020-04-17 02:06:18 |         MASTER-SAAO | (00h 26m 44.66s , -62d 04m 54.9s) |   C |    60 | 18.9 |        
  149668 | 2020-04-17 02:22:03 |         MASTER-SAAO | (00h 25m 26.99s , -62d 04m 26.9s) |   C |    60 | 18.2 |        
  149672 | 2020-04-17 02:22:07 |         MASTER-SAAO | (00h 26m 51.91s , -62d 04m 08.7s) |   C |    60 | 19.1 |        
  149760 | 2020-04-17 02:23:36 |         MASTER-SAAO | (00h 42m 33.84s , -62d 05m 57.9s) |   C |    60 | 18.3 |        
  149765 | 2020-04-17 02:23:40 |         MASTER-SAAO | (00h 43m 52.14s , -62d 05m 39.3s) |   C |    60 | 18.9 |        
  149853 | 2020-04-17 02:25:08 |         MASTER-SAAO | (00h 24m 59.32s , -60d 04m 17.5s) |   C |    60 | 17.5 |        
  149857 | 2020-04-17 02:25:12 |         MASTER-SAAO | (00h 38m 54.23s , -60d 03m 14.1s) |   C |    60 | 18.9 |        
  149950 | 2020-04-17 02:26:45 |         MASTER-SAAO | (00h 36m 33.62s , -58d 04m 19.4s) |   C |    60 | 18.8 |        
  150038 | 2020-04-17 02:28:13 |         MASTER-SAAO | (00h 53m 43.41s , -58d 04m 22.4s) |   C |    60 | 16.6 |        
  150827 | 2020-04-17 02:41:22 |         MASTER-SAAO | (00h 38m 52.54s , -60d 05m 04.7s) |   C |    60 | 18.8 |        
  150919 | 2020-04-17 02:42:54 |         MASTER-SAAO | (00h 36m 40.54s , -58d 03m 31.8s) |   C |    60 | 18.5 |        
  150994 | 2020-04-17 02:44:09 |         MASTER-SAAO | (00h 53m 42.73s , -58d 05m 16.9s) |   C |    60 | 17.0 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 2491
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 200415A ( Fermi GBM team, GCN 27579) errorbox  59974 sec after notice time and 60005 sec after trigger time at 2020-04-16 01:28:11 UT, with upper limit up to  18.9 mag. The observations began at zenith distance = 74 deg. The sun  altitude  is -45.2 deg. 

The galactic latitude b = -57 deg., longitude l = 304 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1337392

We obtain a following upper limits.  

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

   60036 | 2020-04-16 01:28:11 |         MASTER-SAAO | (00h 26m 38.28s , -62d 06m 18.6s) |   C |    60 | 18.4 |        
   60040 | 2020-04-16 01:28:15 |         MASTER-SAAO | (00h 41m 32.15s , -62d 05m 14.4s) |   C |    60 | 18.0 |        
   62934 | 2020-04-16 02:16:29 |         MASTER-SAAO | (00h 26m 30.17s , -62d 06m 01.0s) |   C |    60 | 18.9 |        
   62938 | 2020-04-16 02:16:33 |         MASTER-SAAO | (00h 41m 27.25s , -62d 04m 57.1s) |   C |    60 | 18.7 |        
   63014 | 2020-04-16 02:17:49 |         MASTER-SAAO | (00h 24m 54.86s , -60d 05m 54.9s) |   C |    60 | 18.9 |        
   63018 | 2020-04-16 02:17:53 |         MASTER-SAAO | (00h 38m 56.88s , -60d 04m 50.7s) |   C |    60 | 18.8 |        
   63097 | 2020-04-16 02:19:12 |         MASTER-SAAO | (00h 36m 38.06s , -58d 03m 33.9s) |   C |    60 | 18.6 |        
   63173 | 2020-04-16 02:20:28 |         MASTER-SAAO | (00h 53m 41.50s , -58d 06m 07.0s) |   C |    60 | 18.6 |        
   63946 | 2020-04-16 02:33:21 |         MASTER-SAAO | (00h 24m 52.11s , -60d 06m 10.1s) |   C |    60 | 18.6 |        
   63950 | 2020-04-16 02:33:25 |         MASTER-SAAO | (00h 38m 49.79s , -60d 05m 07.9s) |   C |    60 | 18.6 |        
   64029 | 2020-04-16 02:34:45 |         MASTER-SAAO | (00h 36m 38.94s , -58d 04m 49.4s) |   C |    60 | 18.5 |        
   64105 | 2020-04-16 02:36:00 |         MASTER-SAAO | (00h 53m 43.98s , -58d 04m 24.7s) |   C |    60 | 18.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 2489
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 200415A ( Fermi GBM team, GCN 27579) errorbox  59974 sec after notice time and 60005 sec after trigger time at 2020-04-16 01:28:11 UT, with upper limit up to  18.9 mag. The observations began at zenith distance = 74 deg. The sun  altitude  is -45.2 deg. 

The galactic latitude b = -57 deg., longitude l = 304 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1337394

We obtain a following upper limits.  

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

   60036 | 2020-04-16 01:28:11 |         MASTER-SAAO | (00h 26m 38.28s , -62d 06m 18.6s) |   C |    60 | 18.4 |        
   60040 | 2020-04-16 01:28:15 |         MASTER-SAAO | (00h 41m 32.15s , -62d 05m 14.4s) |   C |    60 | 18.0 |        
   62934 | 2020-04-16 02:16:29 |         MASTER-SAAO | (00h 26m 30.17s , -62d 06m 01.0s) |   C |    60 | 18.9 |        
   62938 | 2020-04-16 02:16:33 |         MASTER-SAAO | (00h 41m 27.25s , -62d 04m 57.1s) |   C |    60 | 18.7 |        
   63014 | 2020-04-16 02:17:49 |         MASTER-SAAO | (00h 24m 54.86s , -60d 05m 54.9s) |   C |    60 | 18.9 |        
   63018 | 2020-04-16 02:17:53 |         MASTER-SAAO | (00h 38m 56.88s , -60d 04m 50.7s) |   C |    60 | 18.8 |        
   63097 | 2020-04-16 02:19:12 |         MASTER-SAAO | (00h 36m 38.06s , -58d 03m 33.9s) |   C |    60 | 18.6 |        
   63173 | 2020-04-16 02:20:28 |         MASTER-SAAO | (00h 53m 41.50s , -58d 06m 07.0s) |   C |    60 | 18.6 |        
   63946 | 2020-04-16 02:33:21 |         MASTER-SAAO | (00h 24m 52.11s , -60d 06m 10.1s) |   C |    60 | 18.6 |        
   63950 | 2020-04-16 02:33:25 |         MASTER-SAAO | (00h 38m 49.79s , -60d 05m 07.9s) |   C |    60 | 18.6 |        
   64029 | 2020-04-16 02:34:45 |         MASTER-SAAO | (00h 36m 38.94s , -58d 04m 49.4s) |   C |    60 | 18.5 |        
   64105 | 2020-04-16 02:36:00 |         MASTER-SAAO | (00h 53m 43.98s , -58d 04m 24.7s) |   C |    60 | 18.3 |        
Filter C is a clear (unfiltred) band. 


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



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  ID = 2488
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 200415A ( Fermi GBM team, GCN 27579) errorbox  59974 sec after notice time and 60005 sec after trigger time at 2020-04-16 01:28:11 UT, with upper limit up to  18.9 mag. The observations began at zenith distance = 74 deg. The sun  altitude  is -45.2 deg. 

The galactic latitude b = -57 deg., longitude l = 304 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1337394

We obtain a following upper limits.  

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

   60036 | 2020-04-16 01:28:11 |         MASTER-SAAO | (00h 26m 38.28s , -62d 06m 18.6s) |   C |    60 | 18.4 |        
   60040 | 2020-04-16 01:28:15 |         MASTER-SAAO | (00h 41m 32.15s , -62d 05m 14.4s) |   C |    60 | 18.0 |        
   62934 | 2020-04-16 02:16:29 |         MASTER-SAAO | (00h 26m 30.17s , -62d 06m 01.0s) |   C |    60 | 18.9 |        
   62938 | 2020-04-16 02:16:33 |         MASTER-SAAO | (00h 41m 27.25s , -62d 04m 57.1s) |   C |    60 | 18.7 |        
   63014 | 2020-04-16 02:17:49 |         MASTER-SAAO | (00h 24m 54.86s , -60d 05m 54.9s) |   C |    60 | 18.9 |        
   63018 | 2020-04-16 02:17:53 |         MASTER-SAAO | (00h 38m 56.88s , -60d 04m 50.7s) |   C |    60 | 18.8 |        
   63097 | 2020-04-16 02:19:12 |         MASTER-SAAO | (00h 36m 38.06s , -58d 03m 33.9s) |   C |    60 | 18.6 |        
   63173 | 2020-04-16 02:20:28 |         MASTER-SAAO | (00h 53m 41.50s , -58d 06m 07.0s) |   C |    60 | 18.6 |        
   63946 | 2020-04-16 02:33:21 |         MASTER-SAAO | (00h 24m 52.11s , -60d 06m 10.1s) |   C |    60 | 18.6 |        
   63950 | 2020-04-16 02:33:25 |         MASTER-SAAO | (00h 38m 49.79s , -60d 05m 07.9s) |   C |    60 | 18.6 |        
   64029 | 2020-04-16 02:34:45 |         MASTER-SAAO | (00h 36m 38.94s , -58d 04m 49.4s) |   C |    60 | 18.5 |        
   64105 | 2020-04-16 02:36:00 |         MASTER-SAAO | (00h 53m 43.98s , -58d 04m 24.7s) |   C |    60 | 18.3 |        
Filter C is a clear (unfiltred) band. 


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



 

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