MASTER Net MASTER Database: GRB200418.86 page

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

MASTER WFC:
Raw | Processing | Search
Single sets | Single images
SN | Asteroid | Transient | Comet

MASTER II:
Raw | Processing | Search by orbit elements | Search
SN | Asteroid | Transient | Two tube | Short transient | Tr. difference | Comet | Nova M31 | GRB | GRB_HPX | LIGO
Manual control | Planner | Planner Results | Planner NET

General:
SN list | Sky map | Add asteroid
Meteo | Focus | MASTER page
Users list | Users statistic | Logout

Search:

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


Name FERMI GRB200418.86
Trignum 608935505
Trigger time 2020-04-18 20:45:00.28
Notice time 2020-04-18 23:09:04.889672
Coord, eb (04h 50m 21.60s , -00d 59m 24.0s) , 8.06
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
1340036 2020-04-18 23:09:04.889672 04h 50m 21.60s -00d 59m 24.0s FERMI 8.06 alert 608935505 13 115 alert
1339941 2020-04-18 20:45:10.394455 05h 33m 00.00s -19d 22m 58.8s FERMI 26.8 alert 608935505 26 111 alert

DAYS:

MASTER optical transients in this field
Will be published in GCN, ATEL

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

2020-04-18 20:45:00 (JD 2458958.364583)

Siderial time 13.086156 h

Ra 04:50:21.60 Dec 00:59:24.00
( 72.590000d, -0.990000d)

Rise 2020-04-19 09:30:22

Transit 2020-04-19 15:27:36

Set 2020-04-19 21:24:50

Amur

Object: Altitude: -33.04 Azimuth: 221.26

Sun: Altitude: 1.78 Azimuth: 254.66

Moon: Altitude: 9.51 Azimuth: 300.69

Tunka

Object: Altitude: -38.60 Azimuth: 191.74

Sun: Altitude: -11.43 Azimuth: 234.89

Moon: Altitude: -5.27 Azimuth: 281.42

Kislovodsk

Object: Altitude: -27.56 Azimuth: 118.20

Sun: Altitude: -34.89 Azimuth: 173.12

Moon: Altitude: -45.51 Azimuth: 233.79

Tavrida

Object: Altitude: -21.62 Azimuth: 111.49

Sun: Altitude: -32.68 Azimuth: 163.32

Moon: Altitude: -49.40 Azimuth: 222.62

SAAO

Object: Altitude: -13.66 Azimuth: 79.91

Sun: Altitude: -56.99 Azimuth: 56.15

Moon: Altitude: -44.56 Azimuth: 341.27

IAC

Object: Altitude: 17.40 Azimuth: 79.09

Sun: Altitude: -16.06 Azimuth: 112.52

Moon: Altitude: -61.90 Azimuth: 122.70

Argentina

Object: Altitude: 55.36 Azimuth: 149.52

Sun: Altitude: 16.54 Azimuth: 114.89

Moon: Altitude: -5.18 Azimuth: 73.41

Mexico

Object: Altitude: 50.51 Azimuth: 319.68

Sun: Altitude: 61.93 Azimuth: 49.39

Moon: Altitude: 16.89 Azimuth: 65.18

Ural

Object: Altitude: -27.61 Azimuth: 140.43

Sun: Altitude: -21.21 Azimuth: 191.87

Moon: Altitude: -29.33 Azimuth: 242.79

Vostryakovo

Object: Altitude: -19.33 Azimuth: 118.42

Sun: Altitude: -22.92 Azimuth: 168.85

Moon: Altitude: -39.79 Azimuth: 220.37

Gal. latitude: -26.565656 Gal. longitude: 199.265454

Dist. to Sun: 46.957583

Dist. to Moon: 86.467659

Moon coord.: (345.995158 d, -11.196112 d)

Sun coord.: (26.944081 d, 11.116632 d)

Lunar disk: 0.155910

Lunar phase: 133.486261

Lunar bright limb: 62.618350

No SN in this field

2020-04-18 23:09:04 (JD 2458958.464630)

Siderial time 15.493841 h

Ra 04:50:21.60 Dec 00:59:24.00
( 72.590000d, -0.990000d)

Rise 2020-04-19 09:30:22

Transit 2020-04-19 15:27:36

Set 2020-04-19 21:24:50

Amur

Object: Altitude: -13.59 Azimuth: 254.72

Sun: Altitude: 24.58 Azimuth: 282.60

Moon: Altitude: 25.18 Azimuth: 332.86

Tunka

Object: Altitude: -26.66 Azimuth: 232.63

Sun: Altitude: 9.25 Azimuth: 263.69

Moon: Altitude: 14.45 Azimuth: 309.76

Kislovodsk

Object: Altitude: -45.13 Azimuth: 158.07

Sun: Altitude: -28.58 Azimuth: 214.28

Moon: Altitude: -21.69 Azimuth: 264.12

Tavrida

Object: Altitude: -41.46 Azimuth: 147.45

Sun: Altitude: -30.74 Azimuth: 205.05

Moon: Altitude: -27.55 Azimuth: 257.28

SAAO

Object: Altitude: -41.70 Azimuth: 53.68

Sun: Altitude: -67.35 Azimuth: 337.70

Moon: Altitude: -26.74 Azimuth: 304.55

IAC

Object: Altitude: -14.26 Azimuth: 96.69

Sun: Altitude: -41.73 Azimuth: 140.77

Moon: Altitude: -69.58 Azimuth: 213.03

Argentina

Object: Altitude: 31.47 Azimuth: 110.83

Sun: Altitude: -12.95 Azimuth: 95.22

Moon: Altitude: -31.69 Azimuth: 50.12

Mexico

Object: Altitude: 56.05 Azimuth: 21.50

Sun: Altitude: 33.57 Azimuth: 82.61

Moon: Altitude: -11.72 Azimuth: 84.39

Ural

Object: Altitude: -33.94 Azimuth: 182.10

Sun: Altitude: -11.53 Azimuth: 227.37

Moon: Altitude: -10.53 Azimuth: 273.59

Vostryakovo

Object: Altitude: -33.23 Azimuth: 155.88

Sun: Altitude: -20.10 Azimuth: 206.79

Moon: Altitude: -22.67 Azimuth: 255.60

Gal. latitude: -26.565656 Gal. longitude: 199.265454

Dist. to Sun: 46.875378

Dist. to Moon: 85.364442

Moon coord.: (347.120631 d, -10.765205 d)

Sun coord.: (27.037259 d, 11.151295 d)

Lunar disk: 0.149107

Lunar phase: 134.570437

Lunar bright limb: 62.295087

No SN in this field

2020-04-19 00:09:04 (JD 2458958.506296)

Siderial time 16.496579 h

Ra 04:50:21.60 Dec 00:59:24.00
( 72.590000d, -0.990000d)

Rise 2020-04-19 09:30:22

Transit 2020-04-19 15:27:36

Set 2020-04-19 21:24:50

Amur

Object: Altitude: -4.13 Azimuth: 266.57

Sun: Altitude: 33.62 Azimuth: 295.93

Moon: Altitude: 28.44 Azimuth: 348.50

Tunka

Object: Altitude: -18.65 Azimuth: 246.45

Sun: Altitude: 18.52 Azimuth: 275.48

Moon: Altitude: 20.81 Azimuth: 323.24

Kislovodsk

Object: Altitude: -47.24 Azimuth: 179.65

Sun: Altitude: -21.40 Azimuth: 228.48

Moon: Altitude: -11.06 Azimuth: 274.13

Tavrida

Object: Altitude: -45.58 Azimuth: 167.46

Sun: Altitude: -24.96 Azimuth: 220.38

Moon: Altitude: -17.17 Azimuth: 267.97

SAAO

Object: Altitude: -50.71 Azimuth: 36.17

Sun: Altitude: -59.67 Azimuth: 309.04

Moon: Altitude: -16.13 Azimuth: 294.19

IAC

Object: Altitude: -27.26 Azimuth: 104.80

Sun: Altitude: -48.35 Azimuth: 159.45

Moon: Altitude: -60.08 Azimuth: 238.84

Argentina

Object: Altitude: 19.18 Azimuth: 101.20

Sun: Altitude: -25.69 Azimuth: 87.39

Moon: Altitude: -40.32 Azimuth: 35.94

Mexico

Object: Altitude: 49.05 Azimuth: 43.56

Sun: Altitude: 20.76 Azimuth: 90.77

Moon: Altitude: -24.10 Azimuth: 91.97

Ural

Object: Altitude: -32.37 Azimuth: 199.99

Sun: Altitude: -4.92 Azimuth: 240.67

Moon: Altitude: -2.57 Azimuth: 285.58

Vostryakovo

Object: Altitude: -35.46 Azimuth: 173.92

Sun: Altitude: -15.31 Azimuth: 221.41

Moon: Altitude: -14.34 Azimuth: 267.91

Gal. latitude: -26.565656 Gal. longitude: 199.265454

Dist. to Sun: 46.841157

Dist. to Moon: 84.905256

Moon coord.: (347.588198 d, -10.584610 d)

Sun coord.: (27.076070 d, 11.165722 d)

Lunar disk: 0.146313

Lunar phase: 135.021695

Lunar bright limb: 62.161294

No SN in this field

2025-05-09 07:23:45 (JD 2460804.808160)

Siderial time 1.061473 h

Ra 04:50:21.60 Dec 00:59:24.00
( 72.590000d, -0.990000d)

Rise 2025-05-09 08:12:34

Transit 2025-05-09 14:09:48

Set 2025-05-09 20:07:02

Amur

Object: Altitude: 31.39 Azimuth: 39.89

Sun: Altitude: 32.51 Azimuth: 77.65

Moon: Altitude: -0.95 Azimuth: 278.08

Tunka

Object: Altitude: 36.68 Azimuth: 10.97

Sun: Altitude: 45.76 Azimuth: 52.15

Moon: Altitude: -16.18 Azimuth: 258.68

Kislovodsk

Object: Altitude: 25.79 Azimuth: 299.28

Sun: Altitude: 56.07 Azimuth: 313.07

Moon: Altitude: -50.99 Azimuth: 197.01

Tavrida

Object: Altitude: 19.88 Azimuth: 292.59

Sun: Altitude: 50.67 Azimuth: 303.11

Moon: Altitude: -51.10 Azimuth: 183.43

SAAO

Object: Altitude: 14.44 Azimuth: 261.82

Sun: Altitude: 22.95 Azimuth: 229.30

Moon: Altitude: -50.32 Azimuth: 17.36

IAC

Object: Altitude: -18.71 Azimuth: 260.70

Sun: Altitude: 12.98 Azimuth: 257.07

Moon: Altitude: -39.09 Azimuth: 106.71

Argentina

Object: Altitude: -53.72 Azimuth: 331.53

Sun: Altitude: -48.75 Azimuth: 280.06

Moon: Altitude: 12.59 Azimuth: 90.86

Mexico

Object: Altitude: -51.93 Azimuth: 137.40

Sun: Altitude: -41.56 Azimuth: 182.30

Moon: Altitude: 38.38 Azimuth: 50.99

Ural

Object: Altitude: 25.63 Azimuth: 320.80

Sun: Altitude: 49.84 Azimuth: 347.70

Moon: Altitude: -34.42 Azimuth: 214.08

Vostryakovo

Object: Altitude: 17.43 Azimuth: 299.12

Sun: Altitude: 45.65 Azimuth: 316.93

Moon: Altitude: -40.27 Azimuth: 187.78

Gal. latitude: -26.565656 Gal. longitude: 199.265454

Dist. to Sun: 31.885543

Dist. to Moon: 117.290926

Moon coord.: (190.156773 d, -5.879629 d)

Sun coord.: (46.119824 d, 17.360571 d)

Lunar disk: 0.900043

Lunar phase: 36.861634

Lunar bright limb: 291.228232

No SN in this field
Recent coverage and limits telegrams

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

  ID = 2498
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 GRB200418.86 (trigger No 608935505,04h 50m 21.60s , -00d 59m 24.0s, R=8.06) errorbox  72770 sec after notice time and 72779 sec after trigger time at 2020-04-19 16:57:59 UT, with upper limit up to  19.1 mag. Observations started at twilight.  The observations began at zenith distance = 56 deg. The sun  altitude  is -10.2 deg. 

MASTER-IAC robotic telescope  located in Spain (IAC Teide Observatory) started inspect of the FERMI GRB200418.86 errorbox  1 days 144 sec after notice time and 1 days 153 sec after trigger time at 2020-04-19 20:47:33 UT, with upper limit up to  18.1 mag. Observations started at twilight.  The observations began at zenith distance = 70 deg. The sun  altitude  is -17.0 deg. 

The galactic latitude b = -27 deg., longitude l = 199 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1340033

We obtain a following upper limits.  

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

   72809 | 2020-04-19 16:57:59 |         MASTER-SAAO | (04h 49m 57.06s , -01d 59m 54.1s) |   C |    60 | 16.4 |        
   72814 | 2020-04-19 16:58:04 |         MASTER-SAAO | (04h 42m 53.56s , -02d 01m 35.6s) |   C |    60 | 16.2 |        
   72889 | 2020-04-19 16:59:19 |         MASTER-SAAO | (04h 49m 37.54s , -00d 00m 47.1s) |   C |    60 | 16.8 |        
   72894 | 2020-04-19 16:59:24 |         MASTER-SAAO | (04h 42m 34.38s , -00d 02m 28.8s) |   C |    60 | 16.9 |        
   72968 | 2020-04-19 17:00:38 |         MASTER-SAAO | (04h 50m 29.09s , -04d 00m 34.8s) |   C |    60 | 17.1 |        
   72974 | 2020-04-19 17:00:43 |         MASTER-SAAO | (04h 43m 24.65s , -04d 02m 15.3s) |   C |    60 | 17.2 |        
   73054 | 2020-04-19 17:02:04 |         MASTER-SAAO | (04h 49m 50.71s , +02d 01m 12.7s) |   C |    60 | 17.0 |        
   73059 | 2020-04-19 17:02:09 |         MASTER-SAAO | (04h 42m 47.28s , +01d 59m 31.8s) |   C |    60 | 17.0 |        
   73134 | 2020-04-19 17:03:23 |         MASTER-SAAO | (04h 49m 52.90s , -02d 00m 45.8s) |   C |    60 | 17.4 |        
   73139 | 2020-04-19 17:03:29 |         MASTER-SAAO | (04h 42m 49.29s , -02d 02m 25.5s) |   C |    60 | 17.5 |        
   73218 | 2020-04-19 17:04:48 |         MASTER-SAAO | (04h 42m 40.27s , -00d 00m 30.9s) |   C |    60 | 17.6 |        
   73370 | 2020-04-19 17:07:20 |         MASTER-SAAO | (04h 42m 43.69s , +01d 59m 28.6s) |   C |    60 | 17.6 |        
   73459 | 2020-04-19 17:08:48 |         MASTER-SAAO | (05h 05m 44.87s , +00d 01m 00.2s) |   C |    60 | 18.0 |        
   73464 | 2020-04-19 17:08:54 |         MASTER-SAAO | (04h 58m 41.45s , -00d 00m 39.0s) |   C |    60 | 18.1 |        
   73538 | 2020-04-19 17:10:08 |         MASTER-SAAO | (05h 05m 50.84s , -02d 00m 08.8s) |   C |    60 | 18.1 |        
   73544 | 2020-04-19 17:10:13 |         MASTER-SAAO | (04h 58m 47.07s , -02d 01m 47.1s) |   C |    60 | 18.2 |        
   73618 | 2020-04-19 17:11:28 |         MASTER-SAAO | (05h 05m 53.73s , +02d 00m 17.2s) |   C |    60 | 18.1 |        
   73623 | 2020-04-19 17:11:33 |         MASTER-SAAO | (04h 58m 50.15s , +01d 58m 38.5s) |   C |    60 | 18.2 |        
   73698 | 2020-04-19 17:12:47 |         MASTER-SAAO | (05h 06m 28.57s , -03d 58m 42.2s) |   C |    60 | 18.6 |        
   73703 | 2020-04-19 17:12:53 |         MASTER-SAAO | (04h 59m 23.94s , -04d 00m 19.7s) |   C |    60 | 18.8 |        
   73777 | 2020-04-19 17:14:07 |         MASTER-SAAO | (05h 05m 40.97s , -00d 00m 01.3s) |   C |    60 | 18.3 |        
   73782 | 2020-04-19 17:14:12 |         MASTER-SAAO | (04h 58m 37.51s , -00d 01m 39.5s) |   C |    60 | 18.6 |        
   73857 | 2020-04-19 17:15:27 |         MASTER-SAAO | (05h 05m 55.41s , -01d 58m 43.9s) |   C |    60 | 18.5 |        
   73862 | 2020-04-19 17:15:32 |         MASTER-SAAO | (04h 58m 51.65s , -02d 00m 21.8s) |   C |    60 | 18.6 |        
   73937 | 2020-04-19 17:16:47 |         MASTER-SAAO | (05h 05m 48.98s , +02d 00m 50.5s) |   C |    60 | 18.6 |        
   73942 | 2020-04-19 17:16:52 |         MASTER-SAAO | (04h 58m 45.33s , +01d 59m 12.7s) |   C |    60 | 18.6 |        
   74016 | 2020-04-19 17:18:06 |         MASTER-SAAO | (05h 06m 25.42s , -03d 58m 26.9s) |   C |    60 | 18.8 |        
   74022 | 2020-04-19 17:18:11 |         MASTER-SAAO | (04h 59m 20.79s , -04d 00m 03.9s) |   C |    60 | 19.1 |        
   74101 | 2020-04-19 17:19:31 |         MASTER-SAAO | (04h 26m 53.77s , -02d 03m 05.1s) |   C |    60 | 18.2 |        
   74254 | 2020-04-19 17:22:04 |         MASTER-SAAO | (04h 43m 16.23s , -06d 01m 29.3s) |   C |    60 | 18.8 |        
   74343 | 2020-04-19 17:23:33 |         MASTER-SAAO | (04h 34m 23.76s , -04d 02m 45.3s) |   C |    60 | 18.3 |        
   74348 | 2020-04-19 17:23:38 |         MASTER-SAAO | (04h 27m 23.74s , -04d 04m 14.8s) |   C |    60 | 18.5 |        
   74706 | 2020-04-19 17:29:36 |         MASTER-SAAO | (04h 26m 40.11s , -00d 02m 53.5s) |   C |    60 | 18.5 |        
   74800 | 2020-04-19 17:31:10 |         MASTER-SAAO | (04h 43m 55.34s , -06d 01m 42.0s) |   C |    60 | 18.0 |        
   74805 | 2020-04-19 17:31:15 |         MASTER-SAAO | (04h 43m 18.73s , -06d 02m 32.3s) |   C |    60 | 18.8 |        
   74893 | 2020-04-19 17:32:43 |         MASTER-SAAO | (04h 51m 51.40s , -06d 02m 15.6s) |   C |    60 | 18.1 |        
   74898 | 2020-04-19 17:32:48 |         MASTER-SAAO | (04h 51m 14.54s , -06d 03m 05.7s) |   C |    60 | 18.9 |        
   74985 | 2020-04-19 17:34:15 |         MASTER-SAAO | (04h 34m 27.69s , -04d 02m 52.5s) |   C |    60 | 17.2 |        
   74990 | 2020-04-19 17:34:20 |         MASTER-SAAO | (04h 27m 28.10s , -04d 04m 23.7s) |   C |    60 | 18.3 |        
   75078 | 2020-04-19 17:35:47 |         MASTER-SAAO | (05h 07m 24.88s , -05d 59m 12.4s) |   C |    60 | 17.0 |        
   75083 | 2020-04-19 17:35:53 |         MASTER-SAAO | (05h 00m 23.61s , -06d 00m 45.3s) |   C |    60 | 19.1 |        
   75170 | 2020-04-19 17:37:20 |         MASTER-SAAO | (04h 35m 17.50s , -06d 03m 14.6s) |   C |    60 | 17.0 |        
   75175 | 2020-04-19 17:37:25 |         MASTER-SAAO | (04h 28m 16.35s , -06d 04m 45.6s) |   C |    60 | 18.4 |        
   75263 | 2020-04-19 17:38:52 |         MASTER-SAAO | (04h 51m 57.28s , -06d 00m 25.3s) |   C |    60 | 17.1 |        
   75268 | 2020-04-19 17:38:58 |         MASTER-SAAO | (04h 51m 21.69s , -06d 01m 13.7s) |   C |    60 | 18.9 |        
   75355 | 2020-04-19 17:40:25 |         MASTER-SAAO | (05h 06m 19.72s , +03d 59m 38.0s) |   C |    60 | 15.6 |        
   75360 | 2020-04-19 17:40:30 |         MASTER-SAAO | (04h 59m 19.81s , +03d 58m 04.7s) |   C |    60 | 18.7 |        
   75447 | 2020-04-19 17:41:57 |         MASTER-SAAO | (05h 07m 23.21s , -05d 59m 18.0s) |   C |    60 | 16.9 |        
   75453 | 2020-04-19 17:42:02 |         MASTER-SAAO | (05h 00m 21.50s , -06d 00m 50.4s) |   C |    60 | 18.9 |        
   75540 | 2020-04-19 17:43:30 |         MASTER-SAAO | (04h 35m 20.50s , -06d 02m 30.8s) |   C |    60 | 17.0 |        
   75545 | 2020-04-19 17:43:35 |         MASTER-SAAO | (04h 28m 19.04s , -06d 03m 58.0s) |   C |    60 | 18.3 |        
   75632 | 2020-04-19 17:45:02 |         MASTER-SAAO | (04h 52m 35.45s , -08d 02m 20.7s) |   C |    60 | 13.0 |        
   75638 | 2020-04-19 17:45:07 |         MASTER-SAAO | (04h 45m 31.98s , -08d 03m 51.8s) |   C |    60 | 18.8 |        
   75725 | 2020-04-19 17:46:35 |         MASTER-SAAO | (05h 06m 26.16s , +03d 58m 37.1s) |   C |    60 | 17.3 |        
   75730 | 2020-04-19 17:46:40 |         MASTER-SAAO | (04h 59m 26.22s , +03d 57m 03.0s) |   C |    60 | 18.6 |        
   75817 | 2020-04-19 17:48:07 |         MASTER-SAAO | (05h 21m 38.51s , +00d 01m 16.7s) |   C |    60 | 17.2 |        
   75823 | 2020-04-19 17:48:12 |         MASTER-SAAO | (05h 14m 39.40s , -00d 00m 17.2s) |   C |    60 | 18.9 |        
   78039 | 2020-04-19 18:25:09 |         MASTER-SAAO | (04h 45m 35.97s , -08d 03m 30.8s) |   C |    60 | 17.7 |        
   78152 | 2020-04-19 18:27:02 |         MASTER-SAAO | (05h 14m 45.39s , -00d 03m 03.5s) |   C |    60 | 17.9 |        
   78247 | 2020-04-19 18:28:37 |         MASTER-SAAO | (05h 17m 50.84s , -08d 03m 23.6s) |   C |    60 | 18.5 |        
   78566 | 2020-04-19 18:33:56 |         MASTER-SAAO | (05h 17m 57.88s , -08d 02m 01.9s) |   C |    60 | 18.5 |        
   86583 | 2020-04-19 20:47:33 |          MASTER-IAC | (05h 06m 36.98s , -00d 02m 43.5s) |   C |    60 | 17.7 |        
   86583 | 2020-04-19 20:47:33 |          MASTER-IAC | (04h 58m 30.56s , +00d 01m 28.4s) |   C |    60 | 17.1 |        
   86699 | 2020-04-19 20:49:29 |          MASTER-IAC | (05h 06m 52.86s , +01d 56m 11.2s) |   C |    60 | 17.8 |        
   86699 | 2020-04-19 20:49:29 |          MASTER-IAC | (04h 58m 46.48s , +02d 00m 24.0s) |   C |    60 | 17.2 |        
   86816 | 2020-04-19 20:51:26 |          MASTER-IAC | (04h 59m 12.10s , +03d 59m 21.3s) |   C |    60 | 17.3 |        
   86816 | 2020-04-19 20:51:26 |          MASTER-IAC | (05h 07m 19.16s , +03d 55m 08.2s) |   C |    60 | 17.8 |        
   86938 | 2020-04-19 20:53:28 |          MASTER-IAC | (05h 06m 42.85s , -00d 04m 31.5s) |   C |    60 | 17.9 |        
   86938 | 2020-04-19 20:53:28 |          MASTER-IAC | (04h 58m 36.99s , -00d 00m 21.1s) |   C |    60 | 17.0 |        
   87055 | 2020-04-19 20:55:25 |          MASTER-IAC | (04h 58m 43.83s , +02d 01m 13.2s) |   C |    60 | 17.0 |        
   87055 | 2020-04-19 20:55:25 |          MASTER-IAC | (05h 06m 49.92s , +01d 57m 02.1s) |   C |    60 | 17.8 |        
   87174 | 2020-04-19 20:57:23 |          MASTER-IAC | (04h 59m 15.72s , +03d 59m 29.0s) |   C |    60 | 17.2 |        
   87174 | 2020-04-19 20:57:23 |          MASTER-IAC | (05h 07m 22.70s , +03d 55m 17.2s) |   C |    60 | 17.8 |        
   87294 | 2020-04-19 20:59:24 |          MASTER-IAC | (05h 14m 37.45s , +00d 01m 24.5s) |   C |    60 | 17.1 |        
   87294 | 2020-04-19 20:59:24 |          MASTER-IAC | (05h 22m 43.34s , -00d 02m 46.7s) |   C |    60 | 17.7 |        
   87414 | 2020-04-19 21:01:24 |          MASTER-IAC | (05h 14m 41.13s , +02d 00m 44.4s) |   C |    60 | 17.3 |        
   87414 | 2020-04-19 21:01:24 |          MASTER-IAC | (05h 22m 47.10s , +01d 56m 32.3s) |   C |    60 | 17.8 |        
   87534 | 2020-04-19 21:03:24 |          MASTER-IAC | (05h 08m 15.32s , +05d 56m 59.5s) |   C |    60 | 17.9 |        
   87534 | 2020-04-19 21:03:24 |          MASTER-IAC | (05h 00m 06.83s , +06d 01m 11.5s) |   C |    60 | 17.2 |        
   87653 | 2020-04-19 21:05:23 |          MASTER-IAC | (05h 22m 43.24s , -00d 03m 30.2s) |   C |    60 | 17.7 |        
   87653 | 2020-04-19 21:05:23 |          MASTER-IAC | (05h 14m 37.56s , +00d 00m 40.6s) |   C |    60 | 16.8 |        
   87769 | 2020-04-19 21:07:19 |          MASTER-IAC | (05h 22m 47.56s , +01d 55m 28.6s) |   C |    60 | 17.8 |        
   87769 | 2020-04-19 21:07:19 |          MASTER-IAC | (05h 14m 41.63s , +01d 59m 40.5s) |   C |    60 | 17.1 |        
   87890 | 2020-04-19 21:09:20 |          MASTER-IAC | (05h 08m 21.80s , +05d 55m 17.6s) |   C |    60 | 17.9 |        
   87890 | 2020-04-19 21:09:20 |          MASTER-IAC | (05h 00m 13.53s , +05d 59m 29.4s) |   C |    60 | 17.0 |        
   88008 | 2020-04-19 21:11:17 |          MASTER-IAC | (05h 15m 18.08s , +04d 01m 29.4s) |   C |    60 | 17.2 |        
   88008 | 2020-04-19 21:11:17 |          MASTER-IAC | (05h 23m 24.62s , +03d 57m 16.7s) |   C |    60 | 18.1 |        
   88125 | 2020-04-19 21:13:15 |          MASTER-IAC | (05h 16m 15.14s , +06d 00m 09.4s) |   C |    60 | 17.4 |        
   88360 | 2020-04-19 21:17:10 |          MASTER-IAC | (05h 23m 20.83s , +03d 56m 23.4s) |   C |    60 | 18.0 |        
   88360 | 2020-04-19 21:17:10 |          MASTER-IAC | (05h 15m 14.38s , +04d 00m 35.6s) |   C |    60 | 17.0 |        
   88484 | 2020-04-19 21:19:13 |          MASTER-IAC | (05h 16m 11.45s , +06d 01m 37.1s) |   C |    60 | 17.2 |        
  159137 | 2020-04-20 16:56:46 |         MASTER-SAAO | (04h 33m 52.60s , +01d 59m 06.1s) |   C |    60 | 16.3 |        
  159142 | 2020-04-20 16:56:52 |         MASTER-SAAO | (04h 26m 52.01s , +01d 57m 27.8s) |   C |    60 | 16.9 |        
  159216 | 2020-04-20 16:58:06 |         MASTER-SAAO | (04h 36m 25.15s , -08d 02m 04.0s) |   C |    60 | 17.1 |        
  159222 | 2020-04-20 16:58:12 |         MASTER-SAAO | (04h 29m 21.11s , -08d 03m 41.1s) |   C |    60 | 17.1 |        
  159296 | 2020-04-20 16:59:26 |         MASTER-SAAO | (04h 49m 54.89s , -02d 00m 40.5s) |   C |    60 | 17.3 |        
  159302 | 2020-04-20 16:59:31 |         MASTER-SAAO | (04h 42m 53.98s , -02d 02m 18.5s) |   C |    60 | 17.3 |        
  159376 | 2020-04-20 17:00:45 |         MASTER-SAAO | (05h 08m 47.31s , -07d 58m 51.0s) |   C |    60 | 17.9 |        
  159381 | 2020-04-20 17:00:51 |         MASTER-SAAO | (05h 01m 42.10s , -08d 00m 28.4s) |   C |    60 | 17.8 |        
  159458 | 2020-04-20 17:02:08 |         MASTER-SAAO | (04h 33m 50.10s , +01d 58m 10.4s) |   C |    60 | 17.2 |        
  159464 | 2020-04-20 17:02:14 |         MASTER-SAAO | (04h 26m 49.38s , +01d 56m 34.1s) |   C |    60 | 17.3 |        
  159538 | 2020-04-20 17:03:28 |         MASTER-SAAO | (04h 36m 31.52s , -08d 00m 30.4s) |   C |    60 | 17.7 |        
  159544 | 2020-04-20 17:03:33 |         MASTER-SAAO | (04h 29m 26.48s , -08d 02m 04.7s) |   C |    60 | 17.9 |        
  159618 | 2020-04-20 17:04:48 |         MASTER-SAAO | (04h 49m 49.83s , -02d 00m 05.7s) |   C |    60 | 17.7 |        
  159624 | 2020-04-20 17:04:53 |         MASTER-SAAO | (04h 42m 48.69s , -02d 01m 40.7s) |   C |    60 | 17.7 |        
  159698 | 2020-04-20 17:06:08 |         MASTER-SAAO | (05h 08m 44.41s , -07d 58m 32.3s) |   C |    60 | 18.2 |        
  159703 | 2020-04-20 17:06:13 |         MASTER-SAAO | (05h 01m 38.93s , -08d 00m 06.9s) |   C |    60 | 18.1 |        
  159778 | 2020-04-20 17:07:28 |         MASTER-SAAO | (04h 49m 43.64s , -00d 00m 07.8s) |   C |    60 | 18.0 |        
  159783 | 2020-04-20 17:07:33 |         MASTER-SAAO | (04h 42m 42.62s , -00d 01m 42.6s) |   C |    60 | 18.2 |        
  159858 | 2020-04-20 17:08:47 |         MASTER-SAAO | (04h 50m 24.09s , -04d 01m 17.2s) |   C |    60 | 18.4 |        
  159863 | 2020-04-20 17:08:53 |         MASTER-SAAO | (04h 43m 21.80s , -04d 02m 51.0s) |   C |    60 | 18.4 |        
  159939 | 2020-04-20 17:10:09 |         MASTER-SAAO | (05h 05m 43.22s , -00d 00m 12.9s) |   C |    60 | 18.3 |        
  159945 | 2020-04-20 17:10:14 |         MASTER-SAAO | (04h 58m 41.93s , -00d 01m 47.9s) |   C |    60 | 18.4 |        
  160019 | 2020-04-20 17:11:28 |         MASTER-SAAO | (04h 49m 50.49s , +02d 00m 27.1s) |   C |    60 | 17.4 |        
  160024 | 2020-04-20 17:11:34 |         MASTER-SAAO | (04h 42m 49.08s , +01d 58m 53.2s) |   C |    60 | 17.6 |        
  160098 | 2020-04-20 17:12:48 |         MASTER-SAAO | (04h 49m 41.08s , -00d 00m 53.2s) |   C |    60 | 18.2 |        
  160104 | 2020-04-20 17:12:54 |         MASTER-SAAO | (04h 42m 39.81s , -00d 02m 26.9s) |   C |    60 | 18.6 |        
  160178 | 2020-04-20 17:14:08 |         MASTER-SAAO | (04h 50m 29.91s , -03d 59m 55.9s) |   C |    60 | 18.5 |        
  160184 | 2020-04-20 17:14:13 |         MASTER-SAAO | (04h 43m 27.46s , -04d 01m 29.0s) |   C |    60 | 18.4 |        
  160258 | 2020-04-20 17:15:28 |         MASTER-SAAO | (05h 05m 38.07s , +00d 00m 36.4s) |   C |    60 | 18.3 |        
  160263 | 2020-04-20 17:15:33 |         MASTER-SAAO | (04h 58m 36.60s , -00d 00m 57.7s) |   C |    60 | 18.5 |        
  160338 | 2020-04-20 17:16:47 |         MASTER-SAAO | (04h 49m 47.92s , +02d 00m 30.1s) |   C |    60 | 18.3 |        
  160343 | 2020-04-20 17:16:53 |         MASTER-SAAO | (04h 42m 46.39s , +01d 58m 56.8s) |   C |    60 | 18.6 |        
  160422 | 2020-04-20 17:18:12 |         MASTER-SAAO | (05h 05m 57.15s , -01d 59m 33.0s) |   C |    60 | 18.5 |        
  160428 | 2020-04-20 17:18:17 |         MASTER-SAAO | (04h 58m 55.29s , -02d 01m 06.4s) |   C |    60 | 18.8 |        
  160502 | 2020-04-20 17:19:31 |         MASTER-SAAO | (05h 06m 25.88s , -04d 00m 39.9s) |   C |    60 | 18.7 |        
  160507 | 2020-04-20 17:19:37 |         MASTER-SAAO | (04h 59m 23.18s , -04d 02m 13.0s) |   C |    60 | 18.9 |        
  160581 | 2020-04-20 17:20:51 |         MASTER-SAAO | (05h 05m 53.94s , +01d 59m 55.3s) |   C |    60 | 18.5 |        
  160587 | 2020-04-20 17:20:57 |         MASTER-SAAO | (04h 58m 52.21s , +01d 58m 21.2s) |   C |    60 | 18.7 |        
  160661 | 2020-04-20 17:22:11 |         MASTER-SAAO | (04h 33m 54.50s , -02d 01m 06.4s) |   C |    60 | 18.5 |        
  160667 | 2020-04-20 17:22:16 |         MASTER-SAAO | (04h 26m 52.90s , -02d 02m 37.5s) |   C |    60 | 18.2 |        
  161017 | 2020-04-20 17:28:07 |         MASTER-SAAO | (04h 59m 24.87s , -04d 01m 42.4s) |   C |    60 | 19.0 |        
  161104 | 2020-04-20 17:29:34 |         MASTER-SAAO | (05h 05m 46.41s , +02d 00m 59.8s) |   C |    60 | 17.8 |        
  161110 | 2020-04-20 17:29:39 |         MASTER-SAAO | (04h 58m 46.73s , +01d 59m 21.1s) |   C |    60 | 18.6 |        
  161184 | 2020-04-20 17:30:53 |         MASTER-SAAO | (04h 33m 58.06s , -02d 02m 23.4s) |   C |    60 | 17.8 |        
  161189 | 2020-04-20 17:30:59 |         MASTER-SAAO | (04h 26m 58.60s , -02d 03m 58.1s) |   C |    60 | 18.0 |        
  161263 | 2020-04-20 17:32:13 |         MASTER-SAAO | (04h 51m 18.04s , -06d 02m 07.5s) |   C |    60 | 17.9 |        
  161269 | 2020-04-20 17:32:19 |         MASTER-SAAO | (04h 44m 16.27s , -06d 03m 42.3s) |   C |    60 | 18.6 |        
  161343 | 2020-04-20 17:33:33 |         MASTER-SAAO | (04h 54m 22.76s , -10d 01m 51.7s) |   C |    60 | 18.0 |        
  161349 | 2020-04-20 17:33:39 |         MASTER-SAAO | (04h 47m 16.66s , -10d 03m 26.3s) |   C |    60 | 18.8 |        
  161423 | 2020-04-20 17:34:53 |         MASTER-SAAO | (05h 21m 50.02s , +02d 01m 41.8s) |   C |    60 | 17.6 |        
  161428 | 2020-04-20 17:34:58 |         MASTER-SAAO | (05h 14m 50.38s , +02d 00m 04.4s) |   C |    60 | 18.7 |        
  161503 | 2020-04-20 17:36:13 |         MASTER-SAAO | (05h 07m 26.09s , -06d 00m 54.1s) |   C |    60 | 17.9 |        
  161508 | 2020-04-20 17:36:18 |         MASTER-SAAO | (05h 00m 24.25s , -06d 02m 29.7s) |   C |    60 | 18.7 |        
  161582 | 2020-04-20 17:37:32 |         MASTER-SAAO | (04h 51m 25.08s , -06d 00m 18.5s) |   C |    60 | 17.9 |        
  161588 | 2020-04-20 17:37:38 |         MASTER-SAAO | (04h 44m 23.40s , -06d 01m 52.9s) |   C |    60 | 18.5 |        
  161662 | 2020-04-20 17:38:52 |         MASTER-SAAO | (04h 54m 16.24s , -10d 01m 13.5s) |   C |    60 | 17.9 |        
  161668 | 2020-04-20 17:38:57 |         MASTER-SAAO | (04h 47m 10.23s , -10d 02m 47.3s) |   C |    60 | 18.8 |        
  161742 | 2020-04-20 17:40:11 |         MASTER-SAAO | (05h 21m 47.00s , +02d 01m 46.4s) |   C |    60 | 17.6 |        
  161747 | 2020-04-20 17:40:17 |         MASTER-SAAO | (05h 14m 47.40s , +02d 00m 10.0s) |   C |    60 | 18.6 |        
  161821 | 2020-04-20 17:41:31 |         MASTER-SAAO | (05h 07m 30.31s , -06d 00m 24.0s) |   C |    60 | 17.8 |        
  161827 | 2020-04-20 17:41:37 |         MASTER-SAAO | (05h 00m 28.51s , -06d 01m 58.8s) |   C |    60 | 18.7 |        
  161901 | 2020-04-20 17:42:51 |         MASTER-SAAO | (05h 21m 48.98s , -02d 00m 24.3s) |   C |    60 | 17.4 |        
  161907 | 2020-04-20 17:42:56 |         MASTER-SAAO | (05h 14m 49.27s , -02d 01m 59.9s) |   C |    60 | 18.6 |        
  161981 | 2020-04-20 17:44:11 |         MASTER-SAAO | (04h 38m 10.69s , -10d 02m 57.9s) |   C |    60 | 17.8 |        
  162066 | 2020-04-20 17:45:36 |         MASTER-SAAO | (05h 03m 27.06s , -10d 01m 11.7s) |   C |    60 | 18.9 |        
  162140 | 2020-04-20 17:46:50 |         MASTER-SAAO | (04h 52m 40.54s , -08d 02m 25.2s) |   C |    60 | 18.1 |        
  162146 | 2020-04-20 17:46:56 |         MASTER-SAAO | (04h 45m 36.94s , -08d 03m 58.2s) |   C |    60 | 18.4 |        
  162220 | 2020-04-20 17:48:10 |         MASTER-SAAO | (05h 21m 56.20s , -01d 58m 36.2s) |   C |    60 | 17.4 |        
  162225 | 2020-04-20 17:48:15 |         MASTER-SAAO | (05h 14m 56.46s , -02d 00m 11.1s) |   C |    60 | 18.5 |        
  162299 | 2020-04-20 17:49:29 |         MASTER-SAAO | (04h 38m 05.41s , -10d 02m 28.6s) |   C |    60 | 17.7 |        
  163504 | 2020-04-20 18:09:33 |         MASTER-SAAO | (05h 03m 31.21s , -10d 02m 59.9s) |   C |    60 | 18.9 |        
  164400 | 2020-04-20 18:24:30 |         MASTER-SAAO | (04h 52m 41.70s , -08d 03m 15.3s) |   C |    60 | 18.5 |        
  164406 | 2020-04-20 18:24:36 |         MASTER-SAAO | (04h 45m 41.52s , -08d 04m 40.1s) |   C |    60 | 17.7 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 2495
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 GRB200418.86 (trigger No 608935505,04h 50m 21.60s , -00d 59m 24.0s, R=8.06) errorbox  72770 sec after notice time and 72779 sec after trigger time at 2020-04-19 16:57:59 UT, with upper limit up to  19.1 mag. Observations started at twilight.  The observations began at zenith distance = 56 deg. The sun  altitude  is -10.2 deg. 

The galactic latitude b = -27 deg., longitude l = 199 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1340035

We obtain a following upper limits.  

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

   72809 | 2020-04-19 16:57:59 |         MASTER-SAAO | (04h 49m 57.06s , -01d 59m 54.1s) |   C |    60 | 16.4 |        
   72814 | 2020-04-19 16:58:04 |         MASTER-SAAO | (04h 42m 53.56s , -02d 01m 35.6s) |   C |    60 | 16.2 |        
   72889 | 2020-04-19 16:59:19 |         MASTER-SAAO | (04h 49m 37.54s , -00d 00m 47.1s) |   C |    60 | 16.8 |        
   72894 | 2020-04-19 16:59:24 |         MASTER-SAAO | (04h 42m 34.38s , -00d 02m 28.8s) |   C |    60 | 16.9 |        
   72968 | 2020-04-19 17:00:38 |         MASTER-SAAO | (04h 50m 29.09s , -04d 00m 34.8s) |   C |    60 | 17.1 |        
   72974 | 2020-04-19 17:00:43 |         MASTER-SAAO | (04h 43m 24.65s , -04d 02m 15.3s) |   C |    60 | 17.2 |        
   73054 | 2020-04-19 17:02:04 |         MASTER-SAAO | (04h 49m 50.71s , +02d 01m 12.7s) |   C |    60 | 17.0 |        
   73059 | 2020-04-19 17:02:09 |         MASTER-SAAO | (04h 42m 47.28s , +01d 59m 31.8s) |   C |    60 | 17.0 |        
   73134 | 2020-04-19 17:03:23 |         MASTER-SAAO | (04h 49m 52.90s , -02d 00m 45.8s) |   C |    60 | 17.4 |        
   73139 | 2020-04-19 17:03:29 |         MASTER-SAAO | (04h 42m 49.29s , -02d 02m 25.5s) |   C |    60 | 17.5 |        
   73218 | 2020-04-19 17:04:48 |         MASTER-SAAO | (04h 42m 40.27s , -00d 00m 30.9s) |   C |    60 | 17.6 |        
   73370 | 2020-04-19 17:07:20 |         MASTER-SAAO | (04h 42m 43.69s , +01d 59m 28.6s) |   C |    60 | 17.6 |        
   73459 | 2020-04-19 17:08:48 |         MASTER-SAAO | (05h 05m 44.87s , +00d 01m 00.2s) |   C |    60 | 18.0 |        
   73464 | 2020-04-19 17:08:54 |         MASTER-SAAO | (04h 58m 41.45s , -00d 00m 39.0s) |   C |    60 | 18.1 |        
   73538 | 2020-04-19 17:10:08 |         MASTER-SAAO | (05h 05m 50.84s , -02d 00m 08.8s) |   C |    60 | 18.1 |        
   73544 | 2020-04-19 17:10:13 |         MASTER-SAAO | (04h 58m 47.07s , -02d 01m 47.1s) |   C |    60 | 18.2 |        
   73618 | 2020-04-19 17:11:28 |         MASTER-SAAO | (05h 05m 53.73s , +02d 00m 17.2s) |   C |    60 | 18.1 |        
   73623 | 2020-04-19 17:11:33 |         MASTER-SAAO | (04h 58m 50.15s , +01d 58m 38.5s) |   C |    60 | 18.2 |        
   73698 | 2020-04-19 17:12:47 |         MASTER-SAAO | (05h 06m 28.57s , -03d 58m 42.2s) |   C |    60 | 18.6 |        
   73703 | 2020-04-19 17:12:53 |         MASTER-SAAO | (04h 59m 23.94s , -04d 00m 19.7s) |   C |    60 | 18.8 |        
   73777 | 2020-04-19 17:14:07 |         MASTER-SAAO | (05h 05m 40.97s , -00d 00m 01.3s) |   C |    60 | 18.3 |        
   73782 | 2020-04-19 17:14:12 |         MASTER-SAAO | (04h 58m 37.51s , -00d 01m 39.5s) |   C |    60 | 18.6 |        
   73857 | 2020-04-19 17:15:27 |         MASTER-SAAO | (05h 05m 55.41s , -01d 58m 43.9s) |   C |    60 | 18.5 |        
   73862 | 2020-04-19 17:15:32 |         MASTER-SAAO | (04h 58m 51.65s , -02d 00m 21.8s) |   C |    60 | 18.6 |        
   73937 | 2020-04-19 17:16:47 |         MASTER-SAAO | (05h 05m 48.98s , +02d 00m 50.5s) |   C |    60 | 18.6 |        
   73942 | 2020-04-19 17:16:52 |         MASTER-SAAO | (04h 58m 45.33s , +01d 59m 12.7s) |   C |    60 | 18.6 |        
   74016 | 2020-04-19 17:18:06 |         MASTER-SAAO | (05h 06m 25.42s , -03d 58m 26.9s) |   C |    60 | 18.8 |        
   74022 | 2020-04-19 17:18:11 |         MASTER-SAAO | (04h 59m 20.79s , -04d 00m 03.9s) |   C |    60 | 19.1 |        
   74101 | 2020-04-19 17:19:31 |         MASTER-SAAO | (04h 26m 53.77s , -02d 03m 05.1s) |   C |    60 | 18.2 |        
   74254 | 2020-04-19 17:22:04 |         MASTER-SAAO | (04h 43m 16.23s , -06d 01m 29.3s) |   C |    60 | 18.8 |        
   74343 | 2020-04-19 17:23:33 |         MASTER-SAAO | (04h 34m 23.76s , -04d 02m 45.3s) |   C |    60 | 18.3 |        
   74348 | 2020-04-19 17:23:38 |         MASTER-SAAO | (04h 27m 23.74s , -04d 04m 14.8s) |   C |    60 | 18.5 |        
   74706 | 2020-04-19 17:29:36 |         MASTER-SAAO | (04h 26m 40.11s , -00d 02m 53.5s) |   C |    60 | 18.5 |        
   74800 | 2020-04-19 17:31:10 |         MASTER-SAAO | (04h 43m 55.34s , -06d 01m 42.0s) |   C |    60 | 18.0 |        
   74805 | 2020-04-19 17:31:15 |         MASTER-SAAO | (04h 43m 18.73s , -06d 02m 32.3s) |   C |    60 | 18.8 |        
   74893 | 2020-04-19 17:32:43 |         MASTER-SAAO | (04h 51m 51.40s , -06d 02m 15.6s) |   C |    60 | 18.1 |        
   74898 | 2020-04-19 17:32:48 |         MASTER-SAAO | (04h 51m 14.54s , -06d 03m 05.7s) |   C |    60 | 18.9 |        
   74985 | 2020-04-19 17:34:15 |         MASTER-SAAO | (04h 34m 27.69s , -04d 02m 52.5s) |   C |    60 | 17.2 |        
   74990 | 2020-04-19 17:34:20 |         MASTER-SAAO | (04h 27m 28.10s , -04d 04m 23.7s) |   C |    60 | 18.3 |        
   75078 | 2020-04-19 17:35:47 |         MASTER-SAAO | (05h 07m 24.88s , -05d 59m 12.4s) |   C |    60 | 17.0 |        
   75083 | 2020-04-19 17:35:53 |         MASTER-SAAO | (05h 00m 23.61s , -06d 00m 45.3s) |   C |    60 | 19.1 |        
   75170 | 2020-04-19 17:37:20 |         MASTER-SAAO | (04h 35m 17.50s , -06d 03m 14.6s) |   C |    60 | 17.0 |        
   75175 | 2020-04-19 17:37:25 |         MASTER-SAAO | (04h 28m 16.35s , -06d 04m 45.6s) |   C |    60 | 18.4 |        
   75263 | 2020-04-19 17:38:52 |         MASTER-SAAO | (04h 51m 57.28s , -06d 00m 25.3s) |   C |    60 | 17.1 |        
   75268 | 2020-04-19 17:38:58 |         MASTER-SAAO | (04h 51m 21.69s , -06d 01m 13.7s) |   C |    60 | 18.9 |        
   75355 | 2020-04-19 17:40:25 |         MASTER-SAAO | (05h 06m 19.72s , +03d 59m 38.0s) |   C |    60 | 15.6 |        
   75360 | 2020-04-19 17:40:30 |         MASTER-SAAO | (04h 59m 19.81s , +03d 58m 04.7s) |   C |    60 | 18.7 |        
   75447 | 2020-04-19 17:41:57 |         MASTER-SAAO | (05h 07m 23.21s , -05d 59m 18.0s) |   C |    60 | 16.9 |        
   75453 | 2020-04-19 17:42:02 |         MASTER-SAAO | (05h 00m 21.50s , -06d 00m 50.4s) |   C |    60 | 18.9 |        
   75540 | 2020-04-19 17:43:30 |         MASTER-SAAO | (04h 35m 20.50s , -06d 02m 30.8s) |   C |    60 | 17.0 |        
   75545 | 2020-04-19 17:43:35 |         MASTER-SAAO | (04h 28m 19.04s , -06d 03m 58.0s) |   C |    60 | 18.3 |        
   75632 | 2020-04-19 17:45:02 |         MASTER-SAAO | (04h 52m 35.45s , -08d 02m 20.7s) |   C |    60 | 13.0 |        
   75638 | 2020-04-19 17:45:07 |         MASTER-SAAO | (04h 45m 31.98s , -08d 03m 51.8s) |   C |    60 | 18.8 |        
   75725 | 2020-04-19 17:46:35 |         MASTER-SAAO | (05h 06m 26.16s , +03d 58m 37.1s) |   C |    60 | 17.3 |        
   75730 | 2020-04-19 17:46:40 |         MASTER-SAAO | (04h 59m 26.22s , +03d 57m 03.0s) |   C |    60 | 18.6 |        
   75817 | 2020-04-19 17:48:07 |         MASTER-SAAO | (05h 21m 38.51s , +00d 01m 16.7s) |   C |    60 | 17.2 |        
   75823 | 2020-04-19 17:48:12 |         MASTER-SAAO | (05h 14m 39.40s , -00d 00m 17.2s) |   C |    60 | 18.9 |        
   78039 | 2020-04-19 18:25:09 |         MASTER-SAAO | (04h 45m 35.97s , -08d 03m 30.8s) |   C |    60 | 17.7 |        
   78152 | 2020-04-19 18:27:02 |         MASTER-SAAO | (05h 14m 45.39s , -00d 03m 03.5s) |   C |    60 | 17.9 |        
   78247 | 2020-04-19 18:28:37 |         MASTER-SAAO | (05h 17m 50.84s , -08d 03m 23.6s) |   C |    60 | 18.5 |        
   78566 | 2020-04-19 18:33:56 |         MASTER-SAAO | (05h 17m 57.88s , -08d 02m 01.9s) |   C |    60 | 18.5 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 2494
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 GRB200418.86 (trigger No 608935505,04h 50m 21.60s , -00d 59m 24.0s, R=8.06) errorbox  72770 sec after notice time and 72779 sec after trigger time at 2020-04-19 16:57:59 UT, with upper limit up to  18.8 mag. Observations started at twilight.  The observations began at zenith distance = 56 deg. The sun  altitude  is -10.2 deg. 

The galactic latitude b = -27 deg., longitude l = 199 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1340036

We obtain a following upper limits.  

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

   72809 | 2020-04-19 16:57:59 |         MASTER-SAAO | (04h 49m 57.06s , -01d 59m 54.1s) |   C |    60 | 16.4 |        
   72814 | 2020-04-19 16:58:04 |         MASTER-SAAO | (04h 42m 53.56s , -02d 01m 35.6s) |   C |    60 | 16.2 |        
   72889 | 2020-04-19 16:59:19 |         MASTER-SAAO | (04h 49m 37.54s , -00d 00m 47.1s) |   C |    60 | 16.8 |        
   72894 | 2020-04-19 16:59:24 |         MASTER-SAAO | (04h 42m 34.38s , -00d 02m 28.8s) |   C |    60 | 16.9 |        
   72968 | 2020-04-19 17:00:38 |         MASTER-SAAO | (04h 50m 29.09s , -04d 00m 34.8s) |   C |    60 | 17.1 |        
   72974 | 2020-04-19 17:00:43 |         MASTER-SAAO | (04h 43m 24.65s , -04d 02m 15.3s) |   C |    60 | 17.2 |        
   73054 | 2020-04-19 17:02:04 |         MASTER-SAAO | (04h 49m 50.71s , +02d 01m 12.7s) |   C |    60 | 17.0 |        
   73059 | 2020-04-19 17:02:09 |         MASTER-SAAO | (04h 42m 47.28s , +01d 59m 31.8s) |   C |    60 | 17.0 |        
   73134 | 2020-04-19 17:03:23 |         MASTER-SAAO | (04h 49m 52.90s , -02d 00m 45.8s) |   C |    60 | 17.4 |        
   73139 | 2020-04-19 17:03:29 |         MASTER-SAAO | (04h 42m 49.29s , -02d 02m 25.5s) |   C |    60 | 17.5 |        
   73218 | 2020-04-19 17:04:48 |         MASTER-SAAO | (04h 42m 40.27s , -00d 00m 30.9s) |   C |    60 | 17.6 |        
   73370 | 2020-04-19 17:07:20 |         MASTER-SAAO | (04h 42m 43.69s , +01d 59m 28.6s) |   C |    60 | 17.6 |        
   73459 | 2020-04-19 17:08:48 |         MASTER-SAAO | (05h 05m 44.87s , +00d 01m 00.2s) |   C |    60 | 18.0 |        
   73464 | 2020-04-19 17:08:54 |         MASTER-SAAO | (04h 58m 41.45s , -00d 00m 39.0s) |   C |    60 | 18.1 |        
   73538 | 2020-04-19 17:10:08 |         MASTER-SAAO | (05h 05m 50.84s , -02d 00m 08.8s) |   C |    60 | 18.1 |        
   73544 | 2020-04-19 17:10:13 |         MASTER-SAAO | (04h 58m 47.07s , -02d 01m 47.1s) |   C |    60 | 18.2 |        
   73618 | 2020-04-19 17:11:28 |         MASTER-SAAO | (05h 05m 53.73s , +02d 00m 17.2s) |   C |    60 | 18.1 |        
   73623 | 2020-04-19 17:11:33 |         MASTER-SAAO | (04h 58m 50.15s , +01d 58m 38.5s) |   C |    60 | 18.2 |        
   73698 | 2020-04-19 17:12:47 |         MASTER-SAAO | (05h 06m 28.57s , -03d 58m 42.2s) |   C |    60 | 18.6 |        
   73703 | 2020-04-19 17:12:53 |         MASTER-SAAO | (04h 59m 23.94s , -04d 00m 19.7s) |   C |    60 | 18.8 |        
   73777 | 2020-04-19 17:14:07 |         MASTER-SAAO | (05h 05m 40.97s , -00d 00m 01.3s) |   C |    60 | 18.3 |        
   73782 | 2020-04-19 17:14:12 |         MASTER-SAAO | (04h 58m 37.51s , -00d 01m 39.5s) |   C |    60 | 18.6 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 2493
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 GRB200418.86 (trigger No 608935505,04h 50m 21.60s , -00d 59m 24.0s, R=8.06) errorbox  72770 sec after notice time and 72779 sec after trigger time at 2020-04-19 16:57:59 UT, with upper limit up to  18.8 mag. Observations started at twilight.  The observations began at zenith distance = 56 deg. The sun  altitude  is -10.2 deg. 

The galactic latitude b = -27 deg., longitude l = 199 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1340036

We obtain a following upper limits.  

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

   72809 | 2020-04-19 16:57:59 |         MASTER-SAAO | (04h 49m 57.06s , -01d 59m 54.1s) |   C |    60 | 16.4 |        
   72814 | 2020-04-19 16:58:04 |         MASTER-SAAO | (04h 42m 53.56s , -02d 01m 35.6s) |   C |    60 | 16.2 |        
   72889 | 2020-04-19 16:59:19 |         MASTER-SAAO | (04h 49m 37.54s , -00d 00m 47.1s) |   C |    60 | 16.8 |        
   72894 | 2020-04-19 16:59:24 |         MASTER-SAAO | (04h 42m 34.38s , -00d 02m 28.8s) |   C |    60 | 16.9 |        
   72968 | 2020-04-19 17:00:38 |         MASTER-SAAO | (04h 50m 29.09s , -04d 00m 34.8s) |   C |    60 | 17.1 |        
   72974 | 2020-04-19 17:00:43 |         MASTER-SAAO | (04h 43m 24.65s , -04d 02m 15.3s) |   C |    60 | 17.2 |        
   73054 | 2020-04-19 17:02:04 |         MASTER-SAAO | (04h 49m 50.71s , +02d 01m 12.7s) |   C |    60 | 17.0 |        
   73059 | 2020-04-19 17:02:09 |         MASTER-SAAO | (04h 42m 47.28s , +01d 59m 31.8s) |   C |    60 | 17.0 |        
   73134 | 2020-04-19 17:03:23 |         MASTER-SAAO | (04h 49m 52.90s , -02d 00m 45.8s) |   C |    60 | 17.4 |        
   73139 | 2020-04-19 17:03:29 |         MASTER-SAAO | (04h 42m 49.29s , -02d 02m 25.5s) |   C |    60 | 17.5 |        
   73218 | 2020-04-19 17:04:48 |         MASTER-SAAO | (04h 42m 40.27s , -00d 00m 30.9s) |   C |    60 | 17.6 |        
   73370 | 2020-04-19 17:07:20 |         MASTER-SAAO | (04h 42m 43.69s , +01d 59m 28.6s) |   C |    60 | 17.6 |        
   73459 | 2020-04-19 17:08:48 |         MASTER-SAAO | (05h 05m 44.87s , +00d 01m 00.2s) |   C |    60 | 18.0 |        
   73464 | 2020-04-19 17:08:54 |         MASTER-SAAO | (04h 58m 41.45s , -00d 00m 39.0s) |   C |    60 | 18.1 |        
   73538 | 2020-04-19 17:10:08 |         MASTER-SAAO | (05h 05m 50.84s , -02d 00m 08.8s) |   C |    60 | 18.1 |        
   73544 | 2020-04-19 17:10:13 |         MASTER-SAAO | (04h 58m 47.07s , -02d 01m 47.1s) |   C |    60 | 18.2 |        
   73618 | 2020-04-19 17:11:28 |         MASTER-SAAO | (05h 05m 53.73s , +02d 00m 17.2s) |   C |    60 | 18.1 |        
   73623 | 2020-04-19 17:11:33 |         MASTER-SAAO | (04h 58m 50.15s , +01d 58m 38.5s) |   C |    60 | 18.2 |        
   73698 | 2020-04-19 17:12:47 |         MASTER-SAAO | (05h 06m 28.57s , -03d 58m 42.2s) |   C |    60 | 18.6 |        
   73703 | 2020-04-19 17:12:53 |         MASTER-SAAO | (04h 59m 23.94s , -04d 00m 19.7s) |   C |    60 | 18.8 |        
   73777 | 2020-04-19 17:14:07 |         MASTER-SAAO | (05h 05m 40.97s , -00d 00m 01.3s) |   C |    60 | 18.3 |        
   73782 | 2020-04-19 17:14:12 |         MASTER-SAAO | (04h 58m 37.51s , -00d 01m 39.5s) |   C |    60 | 18.6 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2025