MASTER Net MASTER Database: GRB230201.83 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 GRB230201.83
Trignum 696974213
Trigger time 2023-02-01 19:56:48.1
Notice time 2023-02-01 20:06:20.092574
Coord, eb (01h 49m 33.60s , +16d 30m 36.0s) , 2.16
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
2196087 2023-02-01 20:06:28.739257 01h 49m 33.60s +16d 30m 36.0s FERMI 2.16 alert 696974213 47 115 alert
2196072 2023-02-01 19:57:51.880876 01h 20m 26.40s +11d 46m 48.0s FERMI 6.86 alert 696974213 49 112 alert
2196080 2023-02-01 19:58:03.814138 02h 19m 00.00s +24d 16m 58.8s FERMI 8.05 alert 696974213 278 111 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

2023-02-01 19:56:48 (JD 2459977.331111)

Siderial time 7.238934 h

Ra 01:49:33.60 Dec 16:30:36.00
( 27.390000d, 16.510000d)

Rise 2023-02-02 09:42:20

Transit 2023-02-02 17:28:58

Set 2023-02-03 01:15:36

Amur

Object: Altitude: -22.71 Azimuth: 170.70

Sun: Altitude: -29.83 Azimuth: 260.77

Moon: Altitude: 9.75 Azimuth: 121.53

Tunka

Object: Altitude: -15.77 Azimuth: 146.78

Sun: Altitude: -43.55 Azimuth: 236.46

Moon: Altitude: 24.41 Azimuth: 103.82

Kislovodsk

Object: Altitude: 14.10 Azimuth: 99.51

Sun: Altitude: -57.82 Azimuth: 139.22

Moon: Altitude: 64.67 Azimuth: 57.60

Tavrida

Object: Altitude: 20.26 Azimuth: 93.48

Sun: Altitude: -52.74 Azimuth: 128.22

Moon: Altitude: 68.66 Azimuth: 40.67

SAAO

Object: Altitude: 11.41 Azimuth: 118.12

Sun: Altitude: -25.62 Azimuth: 46.36

Moon: Altitude: 30.23 Azimuth: 177.65

IAC

Object: Altitude: 62.43 Azimuth: 70.49

Sun: Altitude: -16.26 Azimuth: 79.01

Moon: Altitude: 59.11 Azimuth: 263.32

Argentina

Object: Altitude: 35.74 Azimuth: 210.88

Sun: Altitude: 45.31 Azimuth: 97.76

Moon: Altitude: -12.35 Azimuth: 245.32

Mexico

Object: Altitude: 28.04 Azimuth: 266.84

Sun: Altitude: 41.54 Azimuth: 7.35

Moon: Altitude: -13.95 Azimuth: 225.41

Ural

Object: Altitude: 6.89 Azimuth: 109.86

Sun: Altitude: -49.93 Azimuth: 173.57

Moon: Altitude: 48.60 Azimuth: 61.81

Vostryakovo

Object: Altitude: 18.39 Azimuth: 92.61

Sun: Altitude: -46.87 Azimuth: 142.12

Moon: Altitude: 58.69 Azimuth: 34.36

Gal. latitude: -43.700205 Gal. longitude: 143.265182

Dist. to Sun: 78.981378

Dist. to Moon: 58.063162

Moon coord.: (89.494683 d, 27.347561 d)

Sun coord.: (314.831175 d, -17.096119 d)

Lunar disk: 0.866517

Lunar phase: 42.858690

Lunar bright limb: 273.930603

No SN in this field

2023-02-01 20:06:20 (JD 2459977.337731)

Siderial time 7.398258 h

Ra 01:49:33.60 Dec 16:30:36.00
( 27.390000d, 16.510000d)

Rise 2023-02-02 09:42:20

Transit 2023-02-02 17:28:58

Set 2023-02-03 01:15:36

Amur

Object: Altitude: -22.92 Azimuth: 173.18

Sun: Altitude: -28.32 Azimuth: 262.72

Moon: Altitude: 8.51 Azimuth: 123.18

Tunka

Object: Altitude: -16.55 Azimuth: 149.02

Sun: Altitude: -42.30 Azimuth: 239.07

Moon: Altitude: 23.04 Azimuth: 105.48

Kislovodsk

Object: Altitude: 12.40 Azimuth: 101.09

Sun: Altitude: -58.90 Azimuth: 143.04

Moon: Altitude: 63.25 Azimuth: 60.94

Tavrida

Object: Altitude: 18.57 Azimuth: 95.12

Sun: Altitude: -54.04 Azimuth: 131.35

Moon: Altitude: 67.55 Azimuth: 45.27

SAAO

Object: Altitude: 9.62 Azimuth: 116.66

Sun: Altitude: -27.05 Azimuth: 44.38

Moon: Altitude: 30.11 Azimuth: 175.29

IAC

Object: Altitude: 60.43 Azimuth: 72.84

Sun: Altitude: -18.33 Azimuth: 80.02

Moon: Altitude: 61.12 Azimuth: 264.02

Argentina

Object: Altitude: 36.75 Azimuth: 208.32

Sun: Altitude: 43.30 Azimuth: 96.26

Moon: Altitude: -10.58 Azimuth: 244.27

Mexico

Object: Altitude: 30.08 Azimuth: 268.02

Sun: Altitude: 41.22 Azimuth: 10.36

Moon: Altitude: -12.52 Azimuth: 226.91

Ural

Object: Altitude: 5.68 Azimuth: 111.81

Sun: Altitude: -50.03 Azimuth: 177.11

Moon: Altitude: 47.49 Azimuth: 64.38

Vostryakovo

Object: Altitude: 17.03 Azimuth: 94.55

Sun: Altitude: -47.67 Azimuth: 145.26

Moon: Altitude: 57.92 Azimuth: 37.97

Gal. latitude: -43.700205 Gal. longitude: 143.265182

Dist. to Sun: 78.974686

Dist. to Moon: 58.141546

Moon coord.: (89.583347 d, 27.352116 d)

Sun coord.: (314.837921 d, -17.094234 d)

Lunar disk: 0.866941

Lunar phase: 42.787231

Lunar bright limb: 273.981097

No SN in this field

2023-02-01 21:06:20 (JD 2459977.379398)

Siderial time 8.400996 h

Ra 01:49:33.60 Dec 16:30:36.00
( 27.390000d, 16.510000d)

Rise 2023-02-02 09:42:20

Transit 2023-02-02 17:28:58

Set 2023-02-03 01:15:36

Amur

Object: Altitude: -22.75 Azimuth: 188.83

Sun: Altitude: -18.76 Azimuth: 274.39

Moon: Altitude: 1.30 Azimuth: 133.87

Tunka

Object: Altitude: -20.28 Azimuth: 163.71

Sun: Altitude: -33.80 Azimuth: 253.78

Moon: Altitude: 14.69 Azimuth: 115.82

Kislovodsk

Object: Altitude: 1.97 Azimuth: 111.14

Sun: Altitude: -63.13 Azimuth: 171.60

Moon: Altitude: 53.49 Azimuth: 77.11

Tavrida

Object: Altitude: 8.07 Azimuth: 105.28

Sun: Altitude: -60.44 Azimuth: 155.28

Moon: Altitude: 58.99 Azimuth: 66.96

SAAO

Object: Altitude: -2.12 Azimuth: 108.26

Sun: Altitude: -34.77 Azimuth: 30.27

Moon: Altitude: 27.55 Azimuth: 160.90

IAC

Object: Altitude: 47.47 Azimuth: 83.72

Sun: Altitude: -31.43 Azimuth: 86.45

Moon: Altitude: 73.85 Azimuth: 268.95

Argentina

Object: Altitude: 41.03 Azimuth: 190.60

Sun: Altitude: 30.56 Azimuth: 87.98

Moon: Altitude: 0.14 Azimuth: 237.14

Mexico

Object: Altitude: 42.95 Azimuth: 276.16

Sun: Altitude: 36.98 Azimuth: 28.04

Moon: Altitude: -2.83 Azimuth: 235.44

Ural

Object: Altitude: -1.53 Azimuth: 124.31

Sun: Altitude: -48.86 Azimuth: 199.16

Moon: Altitude: 40.04 Azimuth: 78.94

Vostryakovo

Object: Altitude: 8.65 Azimuth: 106.60

Sun: Altitude: -51.13 Azimuth: 166.72

Moon: Altitude: 51.84 Azimuth: 57.78

Gal. latitude: -43.700205 Gal. longitude: 143.265182

Dist. to Sun: 78.932567

Dist. to Moon: 58.634800

Moon coord.: (90.141433 d, 27.379494 d)

Sun coord.: (314.880374 d, -17.082369 d)

Lunar disk: 0.869594

Lunar phase: 42.337624

Lunar bright limb: 274.299918

No SN in this field

2024-11-21 21:41:00 (JD 2460636.403472)

Siderial time 4.283130 h

Ra 01:49:33.60 Dec 16:30:36.00
( 27.390000d, 16.510000d)

Rise 2024-11-22 14:23:24

Transit 2024-11-22 22:10:02

Set 2024-11-22 06:00:37

Amur

Object: Altitude: -8.47 Azimuth: 129.02

Sun: Altitude: -11.29 Azimuth: 287.95

Moon: Altitude: 57.28 Azimuth: 24.64

Tunka

Object: Altitude: 5.57 Azimuth: 109.75

Sun: Altitude: -26.62 Azimuth: 269.12

Moon: Altitude: 56.64 Azimuth: 341.65

Kislovodsk

Object: Altitude: 45.49 Azimuth: 65.63

Sun: Altitude: -64.44 Azimuth: 205.99

Moon: Altitude: 26.81 Azimuth: 268.06

Tavrida

Object: Altitude: 50.32 Azimuth: 55.43

Sun: Altitude: -65.24 Azimuth: 186.98

Moon: Altitude: 20.82 Azimuth: 262.77

SAAO

Object: Altitude: 37.48 Azimuth: 155.53

Sun: Altitude: -36.64 Azimuth: 11.84

Moon: Altitude: -12.60 Azimuth: 254.74

IAC

Object: Altitude: 70.19 Azimuth: 302.85

Sun: Altitude: -46.25 Azimuth: 89.89

Moon: Altitude: -22.15 Azimuth: 231.07

Argentina

Object: Altitude: 7.34 Azimuth: 245.35

Sun: Altitude: 18.84 Azimuth: 77.54

Moon: Altitude: -77.40 Azimuth: 12.97

Mexico

Object: Altitude: -8.61 Azimuth: 244.74

Sun: Altitude: 26.78 Azimuth: 41.13

Moon: Altitude: -24.11 Azimuth: 134.12

Ural

Object: Altitude: 30.59 Azimuth: 72.26

Sun: Altitude: -47.46 Azimuth: 221.73

Moon: Altitude: 35.50 Azimuth: 290.28

Vostryakovo

Object: Altitude: 41.96 Azimuth: 50.97

Sun: Altitude: -54.34 Azimuth: 191.16

Moon: Altitude: 23.93 Azimuth: 270.01

Gal. latitude: -43.700205 Gal. longitude: 143.265182

Dist. to Sun: 151.192936

Dist. to Moon: 104.872739

Moon coord.: (140.277175 d, 19.494105 d)

Sun coord.: (237.537689 d, -20.099785 d)

Lunar disk: 0.614456

Lunar phase: 76.766933

Lunar bright limb: 107.016244

No SN in this field
Recent coverage and limits telegrams

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

  ID = 7754
TYPE = 35
DAYS = 2


MASTER-Amur robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Blagoveshchensk State Pedagogical University) started inspect of the FERMI GRB 230201B ( Fermi GBM team, GCN 33247) errorbox  48850 sec after notice time and 48883 sec after trigger time at 2023-02-02 09:31:32 UT, with upper limit up to  17.4 mag. Observations started at twilight.  The observations began at zenith distance = 36 deg. The sun  altitude  is -10.9 deg. 

The galactic latitude b = -44 deg., longitude l = 143 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2196085

We obtain a following upper limits.  

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

     656 | 2023-02-01 20:06:43 |             MASTER- | (01h 49m 58.81s , +16d 29m 53.9s) |   C |   120 | 16.7 |        
     810 | 2023-02-01 20:09:03 |             MASTER- | (01h 50m 03.58s , +16d 29m 05.6s) |   C |   150 | 16.6 |        
    1007 | 2023-02-01 20:12:04 |             MASTER- | (01h 49m 56.20s , +16d 28m 21.1s) |   C |   180 | 16.7 |        
    1206 | 2023-02-01 20:15:24 |             MASTER- | (01h 50m 01.17s , +16d 28m 39.3s) |   C |   180 | 16.6 |        
   48914 | 2023-02-02 09:31:32 |         MASTER-Amur | (01h 47m 36.09s , +16d 24m 48.5s) |   C |    60 | 16.1 |        
   48993 | 2023-02-02 09:32:51 |         MASTER-Amur | (01h 55m 52.14s , +16d 26m 10.9s) |   C |    60 | 16.3 |        
   49232 | 2023-02-02 09:36:50 |         MASTER-Amur | (01h 46m 34.64s , +14d 31m 51.4s) |   C |    60 | 16.3 |        
   49312 | 2023-02-02 09:38:09 |         MASTER-Amur | (01h 54m 45.72s , +14d 30m 46.2s) |   C |    60 | 16.5 |        
   49393 | 2023-02-02 09:39:31 |         MASTER-Amur | (01h 48m 40.42s , +18d 20m 14.0s) |   C |    60 | 16.6 |        
   49676 | 2023-02-02 09:44:13 |         MASTER-Amur | (01h 57m 07.18s , +18d 20m 24.2s) |   C |    60 | 16.5 |        
   50035 | 2023-02-02 09:50:12 |         MASTER-Amur | (01h 41m 02.48s , +18d 18m 54.3s) |   C |    60 | 16.6 |        
   50114 | 2023-02-02 09:51:32 |         MASTER-Amur | (01h 47m 36.06s , +16d 25m 20.0s) |   C |    60 | 16.6 |        
   50194 | 2023-02-02 09:52:51 |         MASTER-Amur | (01h 55m 52.07s , +16d 26m 37.6s) |   C |    60 | 16.7 |        
   54141 | 2023-02-02 10:58:39 |         MASTER-Amur | (01h 46m 33.40s , +14d 32m 39.0s) |   C |    60 | 17.0 |        
   54221 | 2023-02-02 10:59:59 |         MASTER-Amur | (01h 54m 49.48s , +14d 33m 31.1s) |   C |    60 | 17.2 |        
   54306 | 2023-02-02 11:01:24 |         MASTER-Amur | (01h 48m 47.24s , +18d 20m 31.9s) |   C |    60 | 17.3 |        
   54586 | 2023-02-02 11:06:04 |         MASTER-Amur | (01h 57m 12.25s , +18d 19m 24.3s) |   C |    60 | 17.2 |        
   54945 | 2023-02-02 11:12:03 |         MASTER-Amur | (01h 41m 12.23s , +18d 21m 38.6s) |   C |    60 | 17.3 |        
   55025 | 2023-02-02 11:13:23 |         MASTER-Amur | (01h 47m 33.68s , +16d 26m 41.2s) |   C |    60 | 17.1 |        
   55104 | 2023-02-02 11:14:42 |         MASTER-Amur | (01h 55m 53.71s , +16d 27m 35.7s) |   C |    60 | 17.3 |        
   55343 | 2023-02-02 11:18:41 |         MASTER-Amur | (01h 46m 39.49s , +14d 32m 18.2s) |   C |    60 | 16.9 |        
   55423 | 2023-02-02 11:20:01 |         MASTER-Amur | (01h 54m 51.64s , +14d 33m 21.9s) |   C |    60 | 17.3 |        
   55502 | 2023-02-02 11:21:20 |         MASTER-Amur | (01h 48m 44.49s , +18d 19m 51.3s) |   C |    60 | 17.2 |        
   55582 | 2023-02-02 11:22:40 |         MASTER-Amur | (01h 57m 13.54s , +18d 21m 26.6s) |   C |    60 | 17.0 |        
   55742 | 2023-02-02 11:25:19 |         MASTER-Amur | (01h 45m 47.23s , +12d 39m 03.8s) |   C |    60 | 16.9 |        
   55821 | 2023-02-02 11:26:39 |         MASTER-Amur | (01h 53m 53.23s , +12d 37m 53.8s) |   C |    60 | 17.0 |        
   55901 | 2023-02-02 11:27:58 |         MASTER-Amur | (01h 41m 12.43s , +18d 20m 19.0s) |   C |    60 | 17.2 |        
   56059 | 2023-02-02 11:30:37 |         MASTER-Amur | (01h 40m 07.84s , +16d 27m 46.2s) |   C |    60 | 17.1 |        
   56818 | 2023-02-02 11:43:15 |         MASTER-Amur | (01h 39m 09.62s , +14d 34m 10.6s) |   C |    60 | 17.0 |        
   56897 | 2023-02-02 11:44:35 |         MASTER-Amur | (01h 45m 44.34s , +12d 38m 28.6s) |   C |    60 | 17.0 |        
   56977 | 2023-02-02 11:45:55 |         MASTER-Amur | (01h 53m 58.14s , +12d 39m 56.1s) |   C |    60 | 17.2 |        
   57140 | 2023-02-02 11:48:38 |         MASTER-Amur | (01h 40m 03.23s , +16d 28m 28.8s) |   C |    60 | 17.0 |        
   57499 | 2023-02-02 11:54:37 |         MASTER-Amur | (02h 02m 18.41s , +14d 33m 55.6s) |   C |    60 | 17.4 |        
   57658 | 2023-02-02 11:57:16 |         MASTER-Amur | (02h 03m 24.04s , +16d 27m 08.9s) |   C |    60 | 17.2 |        
   57818 | 2023-02-02 11:59:55 |         MASTER-Amur | (01h 39m 13.61s , +14d 33m 45.1s) |   C |    60 | 17.0 |        
   57902 | 2023-02-02 12:01:20 |         MASTER-Amur | (01h 45m 41.23s , +12d 38m 40.5s) |   C |    60 | 17.0 |        
   57982 | 2023-02-02 12:02:40 |         MASTER-Amur | (01h 53m 58.35s , +12d 38m 48.0s) |   C |    60 | 17.3 |        
   58142 | 2023-02-02 12:05:20 |         MASTER-Amur | (01h 40m 05.92s , +16d 27m 03.2s) |   C |    60 | 17.1 |        
   58301 | 2023-02-02 12:07:59 |         MASTER-Amur | (01h 49m 58.34s , +20d 16m 31.0s) |   C |    60 | 17.4 |        
   58988 | 2023-02-02 12:19:26 |         MASTER-Amur | (01h 50m 48.69s , +14d 34m 03.7s) |   C |    60 | 16.9 |        
   61210 | 2023-02-02 12:56:28 |         MASTER-Amur | (01h 45m 29.08s , +20d 16m 49.3s) |   C |    60 | 17.0 |        
   61290 | 2023-02-02 12:57:47 |         MASTER-Amur | (01h 54m 00.14s , +20d 17m 41.9s) |   C |    60 | 17.1 |        
   62167 | 2023-02-02 13:12:25 |         MASTER-Amur | (01h 45m 31.62s , +20d 17m 45.9s) |   C |    60 | 17.2 |        
   62255 | 2023-02-02 13:13:52 |         MASTER-Amur | (01h 54m 03.54s , +20d 16m 30.6s) |   C |    60 | 17.1 |        
   63133 | 2023-02-02 13:28:30 |         MASTER-Amur | (01h 45m 34.52s , +20d 17m 34.9s) |   C |    60 | 17.1 |        
   63212 | 2023-02-02 13:29:50 |         MASTER-Amur | (01h 54m 01.65s , +20d 16m 25.6s) |   C |    60 | 17.1 |        
   81805 | 2023-02-02 18:39:42 |             MASTER- | (01h 46m 29.67s , +16d 18m 48.3s) |   C |    60 | 17.2 |        
   81805 | 2023-02-02 18:39:42 |             MASTER- | (01h 45m 37.24s , +16d 19m 03.9s) |   C |    60 | 17.2 |        
   81896 | 2023-02-02 18:41:14 |             MASTER- | (01h 54m 46.64s , +16d 20m 10.2s) |   C |    60 | 17.9 |        
   81896 | 2023-02-02 18:41:14 |             MASTER- | (01h 53m 54.15s , +16d 20m 26.3s) |   C |    60 | 17.6 |        
   81976 | 2023-02-02 18:42:34 |             MASTER- | (01h 45m 31.04s , +14d 26m 36.3s) |   C |    60 | 17.4 |        
   81976 | 2023-02-02 18:42:34 |             MASTER- | (01h 44m 39.01s , +14d 26m 52.6s) |   C |    60 | 17.4 |        
   82067 | 2023-02-02 18:44:04 |             MASTER- | (01h 53m 39.70s , +14d 25m 37.3s) |   C |    60 | 17.9 |        
   82067 | 2023-02-02 18:44:04 |             MASTER- | (01h 52m 47.60s , +14d 25m 53.6s) |   C |    60 | 18.0 |        
   82157 | 2023-02-02 18:45:35 |             MASTER- | (01h 47m 38.46s , +18d 13m 50.6s) |   C |    60 | 17.5 |        
   82157 | 2023-02-02 18:45:35 |             MASTER- | (01h 46m 45.57s , +18d 14m 08.1s) |   C |    60 | 17.4 |        
   82237 | 2023-02-02 18:46:55 |             MASTER- | (01h 55m 57.80s , +18d 12m 44.5s) |   C |    60 | 17.9 |        
   82237 | 2023-02-02 18:46:55 |             MASTER- | (01h 55m 04.80s , +18d 13m 01.7s) |   C |    60 | 17.8 |        
   82328 | 2023-02-02 18:48:26 |             MASTER- | (01h 44m 36.57s , +12d 32m 42.2s) |   C |    60 | 17.7 |        
   83800 | 2023-02-02 19:12:58 |             MASTER- | (01h 52m 01.81s , +12d 33m 40.7s) |   C |    60 | 17.9 |        
   83800 | 2023-02-02 19:12:58 |             MASTER- | (01h 52m 53.07s , +12d 33m 28.1s) |   C |    60 | 18.0 |        
   84109 | 2023-02-02 19:18:06 |             MASTER- | (01h 45m 41.58s , +16d 22m 11.6s) |   C |    60 | 17.1 |        
   84109 | 2023-02-02 19:18:06 |             MASTER- | (01h 46m 33.46s , +16d 21m 57.3s) |   C |    60 | 17.5 |        
   84201 | 2023-02-02 19:19:38 |             MASTER- | (01h 54m 04.32s , +16d 21m 06.6s) |   C |    60 | 17.6 |        
   84201 | 2023-02-02 19:19:38 |             MASTER- | (01h 54m 56.22s , +16d 20m 52.5s) |   C |    60 | 17.8 |        
   84292 | 2023-02-02 19:21:09 |             MASTER- | (01h 44m 42.70s , +14d 26m 20.1s) |   C |    60 | 17.1 |        
   84292 | 2023-02-02 19:21:09 |             MASTER- | (01h 45m 34.06s , +14d 26m 05.6s) |   C |    60 | 17.4 |        
   84378 | 2023-02-02 19:22:35 |             MASTER- | (01h 53m 01.71s , +14d 26m 33.7s) |   C |    60 | 17.5 |        
   84378 | 2023-02-02 19:22:35 |             MASTER- | (01h 53m 53.14s , +14d 26m 19.3s) |   C |    60 | 17.8 |        
   84469 | 2023-02-02 19:24:07 |             MASTER- | (01h 46m 58.09s , +18d 16m 20.1s) |   C |    60 | 17.0 |        
   84469 | 2023-02-02 19:24:07 |             MASTER- | (01h 47m 50.36s , +18d 16m 04.4s) |   C |    60 | 17.3 |        
   84549 | 2023-02-02 19:25:26 |             MASTER- | (01h 55m 18.79s , +18d 14m 39.5s) |   C |    60 | 17.1 |        
   84549 | 2023-02-02 19:25:26 |             MASTER- | (01h 56m 11.08s , +18d 14m 23.9s) |   C |    60 | 17.4 |        
   84641 | 2023-02-02 19:26:58 |             MASTER- | (01h 43m 59.56s , +12d 34m 32.0s) |   C |    60 | 17.0 |        
   84641 | 2023-02-02 19:26:58 |             MASTER- | (01h 44m 50.51s , +12d 34m 16.9s) |   C |    60 | 17.4 |        
   84732 | 2023-02-02 19:28:30 |             MASTER- | (01h 52m 00.84s , +12d 33m 26.9s) |   C |    60 | 17.4 |        
   84732 | 2023-02-02 19:28:30 |             MASTER- | (01h 52m 51.90s , +12d 33m 12.0s) |   C |    60 | 17.6 |        
   85114 | 2023-02-02 19:34:52 |             MASTER- | (01h 39m 41.23s , +18d 15m 28.1s) |   C |    60 | 12.7 |        
   85114 | 2023-02-02 19:34:52 |             MASTER- | (01h 40m 33.75s , +18d 15m 08.9s) |   C |    60 | 16.9 |        
   85204 | 2023-02-02 19:36:22 |             MASTER- | (01h 45m 58.08s , +16d 22m 40.1s) |   C |    60 | 16.1 |        
   85204 | 2023-02-02 19:36:22 |             MASTER- | (01h 46m 49.92s , +16d 22m 22.3s) |   C |    60 | 16.9 |        
   85284 | 2023-02-02 19:37:41 |             MASTER- | (01h 54m 12.57s , +16d 21m 03.2s) |   C |    60 | 16.8 |        
   85284 | 2023-02-02 19:37:41 |             MASTER- | (01h 55m 04.38s , +16d 20m 46.2s) |   C |    60 | 17.4 |        
   85374 | 2023-02-02 19:39:11 |             MASTER- | (01h 45m 01.76s , +14d 28m 30.8s) |   C |    60 | 15.8 |        
   85374 | 2023-02-02 19:39:12 |             MASTER- | (01h 45m 53.17s , +14d 28m 12.9s) |   C |    60 | 16.8 |        
   85453 | 2023-02-02 19:40:31 |             MASTER- | (01h 53m 05.12s , +14d 27m 52.1s) |   C |    60 | 16.8 |        
   85453 | 2023-02-02 19:40:31 |             MASTER- | (01h 53m 56.49s , +14d 27m 35.1s) |   C |    60 | 17.3 |        
   85545 | 2023-02-02 19:42:02 |             MASTER- | (01h 47m 10.50s , +18d 17m 07.5s) |   C |    60 | 13.5 |        
   85545 | 2023-02-02 19:42:02 |             MASTER- | (01h 48m 03.21s , +18d 16m 48.6s) |   C |    60 | 16.5 |        
   85637 | 2023-02-02 19:43:34 |             MASTER- | (01h 55m 34.09s , +18d 16m 01.2s) |   C |    60 | 16.1 |        
   85637 | 2023-02-02 19:43:34 |             MASTER- | (01h 56m 26.49s , +18d 15m 41.9s) |   C |    60 | 16.9 |        
   85718 | 2023-02-02 19:44:56 |             MASTER- | (01h 44m 58.29s , +12d 32m 52.7s) |   C |    60 | 16.9 |        
   85809 | 2023-02-02 19:46:27 |             MASTER- | (01h 52m 18.77s , +12d 33m 35.5s) |   C |    60 | 16.4 |        
   85809 | 2023-02-02 19:46:27 |             MASTER- | (01h 53m 09.77s , +12d 33m 17.0s) |   C |    60 | 17.2 |        
   85984 | 2023-02-02 19:49:21 |             MASTER- | (01h 39m 37.79s , +16d 22m 12.7s) |   C |    60 | 16.2 |        
   86154 | 2023-02-02 19:52:12 |             MASTER- | (01h 38m 49.10s , +14d 27m 35.6s) |   C |    60 | 16.3 |        
   86245 | 2023-02-02 19:53:42 |             MASTER- | (02h 00m 39.26s , +14d 27m 16.6s) |   C |    60 | 16.5 |        
   86245 | 2023-02-02 19:53:42 |             MASTER- | (02h 01m 30.64s , +14d 26m 56.7s) |   C |    60 | 17.2 |        
   86415 | 2023-02-02 19:56:33 |             MASTER- | (02h 01m 48.08s , +16d 23m 20.8s) |   C |    60 | 15.3 |        
   86415 | 2023-02-02 19:56:33 |             MASTER- | (02h 02m 39.86s , +16d 22m 59.9s) |   C |    60 | 16.6 |        
   86586 | 2023-02-02 19:59:24 |             MASTER- | (02h 04m 08.84s , +18d 15m 16.9s) |   C |    60 | 16.7 |        
   87215 | 2023-02-02 20:09:53 |             MASTER- | (02h 01m 43.03s , +14d 27m 26.4s) |   C |    60 | 16.8 |        
   87387 | 2023-02-02 20:12:44 |             MASTER- | (02h 03m 01.45s , +16d 23m 26.5s) |   C |    60 | 16.4 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 7748
TYPE = 35
DAYS = 1


MASTER-Amur robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Blagoveshchensk State Pedagogical University) started inspect of the FERMI GRB 230201B ( Fermi GBM team, GCN 33247) errorbox  48850 sec after notice time and 48883 sec after trigger time at 2023-02-02 09:31:32 UT, with upper limit up to  17.4 mag. Observations started at twilight.  The observations began at zenith distance = 36 deg. The sun  altitude  is -10.9 deg. 

The galactic latitude b = -44 deg., longitude l = 143 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2196085

We obtain a following upper limits.  

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

     656 | 2023-02-01 20:06:43 |             MASTER- | (01h 49m 58.81s , +16d 29m 53.9s) |   C |   120 | 16.7 |        
     810 | 2023-02-01 20:09:03 |             MASTER- | (01h 50m 03.58s , +16d 29m 05.6s) |   C |   150 | 16.6 |        
    1007 | 2023-02-01 20:12:04 |             MASTER- | (01h 49m 56.20s , +16d 28m 21.1s) |   C |   180 | 16.7 |        
    1206 | 2023-02-01 20:15:24 |             MASTER- | (01h 50m 01.17s , +16d 28m 39.3s) |   C |   180 | 16.6 |        
   48914 | 2023-02-02 09:31:32 |         MASTER-Amur | (01h 47m 36.09s , +16d 24m 48.5s) |   C |    60 | 16.1 |        
   48993 | 2023-02-02 09:32:51 |         MASTER-Amur | (01h 55m 52.14s , +16d 26m 10.9s) |   C |    60 | 16.3 |        
   49232 | 2023-02-02 09:36:50 |         MASTER-Amur | (01h 46m 34.64s , +14d 31m 51.4s) |   C |    60 | 16.3 |        
   49312 | 2023-02-02 09:38:09 |         MASTER-Amur | (01h 54m 45.72s , +14d 30m 46.2s) |   C |    60 | 16.5 |        
   49393 | 2023-02-02 09:39:31 |         MASTER-Amur | (01h 48m 40.42s , +18d 20m 14.0s) |   C |    60 | 16.6 |        
   49676 | 2023-02-02 09:44:13 |         MASTER-Amur | (01h 57m 07.18s , +18d 20m 24.2s) |   C |    60 | 16.5 |        
   50035 | 2023-02-02 09:50:12 |         MASTER-Amur | (01h 41m 02.48s , +18d 18m 54.3s) |   C |    60 | 16.6 |        
   50114 | 2023-02-02 09:51:32 |         MASTER-Amur | (01h 47m 36.06s , +16d 25m 20.0s) |   C |    60 | 16.6 |        
   50194 | 2023-02-02 09:52:51 |         MASTER-Amur | (01h 55m 52.07s , +16d 26m 37.6s) |   C |    60 | 16.7 |        
   54141 | 2023-02-02 10:58:39 |         MASTER-Amur | (01h 46m 33.40s , +14d 32m 39.0s) |   C |    60 | 17.0 |        
   54221 | 2023-02-02 10:59:59 |         MASTER-Amur | (01h 54m 49.48s , +14d 33m 31.1s) |   C |    60 | 17.2 |        
   54306 | 2023-02-02 11:01:24 |         MASTER-Amur | (01h 48m 47.24s , +18d 20m 31.9s) |   C |    60 | 17.3 |        
   54586 | 2023-02-02 11:06:04 |         MASTER-Amur | (01h 57m 12.25s , +18d 19m 24.3s) |   C |    60 | 17.2 |        
   54945 | 2023-02-02 11:12:03 |         MASTER-Amur | (01h 41m 12.23s , +18d 21m 38.6s) |   C |    60 | 17.3 |        
   55025 | 2023-02-02 11:13:23 |         MASTER-Amur | (01h 47m 33.68s , +16d 26m 41.2s) |   C |    60 | 17.1 |        
   55104 | 2023-02-02 11:14:42 |         MASTER-Amur | (01h 55m 53.71s , +16d 27m 35.7s) |   C |    60 | 17.3 |        
   55343 | 2023-02-02 11:18:41 |         MASTER-Amur | (01h 46m 39.49s , +14d 32m 18.2s) |   C |    60 | 16.9 |        
   55423 | 2023-02-02 11:20:01 |         MASTER-Amur | (01h 54m 51.64s , +14d 33m 21.9s) |   C |    60 | 17.3 |        
   55502 | 2023-02-02 11:21:20 |         MASTER-Amur | (01h 48m 44.49s , +18d 19m 51.3s) |   C |    60 | 17.2 |        
   55582 | 2023-02-02 11:22:40 |         MASTER-Amur | (01h 57m 13.54s , +18d 21m 26.6s) |   C |    60 | 17.0 |        
   55742 | 2023-02-02 11:25:19 |         MASTER-Amur | (01h 45m 47.23s , +12d 39m 03.8s) |   C |    60 | 16.9 |        
   55821 | 2023-02-02 11:26:39 |         MASTER-Amur | (01h 53m 53.23s , +12d 37m 53.8s) |   C |    60 | 17.0 |        
   55901 | 2023-02-02 11:27:58 |         MASTER-Amur | (01h 41m 12.43s , +18d 20m 19.0s) |   C |    60 | 17.2 |        
   56059 | 2023-02-02 11:30:37 |         MASTER-Amur | (01h 40m 07.84s , +16d 27m 46.2s) |   C |    60 | 17.1 |        
   56818 | 2023-02-02 11:43:15 |         MASTER-Amur | (01h 39m 09.62s , +14d 34m 10.6s) |   C |    60 | 17.0 |        
   56897 | 2023-02-02 11:44:35 |         MASTER-Amur | (01h 45m 44.34s , +12d 38m 28.6s) |   C |    60 | 17.0 |        
   56977 | 2023-02-02 11:45:55 |         MASTER-Amur | (01h 53m 58.14s , +12d 39m 56.1s) |   C |    60 | 17.2 |        
   57140 | 2023-02-02 11:48:38 |         MASTER-Amur | (01h 40m 03.23s , +16d 28m 28.8s) |   C |    60 | 17.0 |        
   57499 | 2023-02-02 11:54:37 |         MASTER-Amur | (02h 02m 18.41s , +14d 33m 55.6s) |   C |    60 | 17.4 |        
   57658 | 2023-02-02 11:57:16 |         MASTER-Amur | (02h 03m 24.04s , +16d 27m 08.9s) |   C |    60 | 17.2 |        
   57818 | 2023-02-02 11:59:55 |         MASTER-Amur | (01h 39m 13.61s , +14d 33m 45.1s) |   C |    60 | 17.0 |        
   57902 | 2023-02-02 12:01:20 |         MASTER-Amur | (01h 45m 41.23s , +12d 38m 40.5s) |   C |    60 | 17.0 |        
   57982 | 2023-02-02 12:02:40 |         MASTER-Amur | (01h 53m 58.35s , +12d 38m 48.0s) |   C |    60 | 17.3 |        
   58142 | 2023-02-02 12:05:20 |         MASTER-Amur | (01h 40m 05.92s , +16d 27m 03.2s) |   C |    60 | 17.1 |        
   58301 | 2023-02-02 12:07:59 |         MASTER-Amur | (01h 49m 58.34s , +20d 16m 31.0s) |   C |    60 | 17.4 |        
   58988 | 2023-02-02 12:19:26 |         MASTER-Amur | (01h 50m 48.69s , +14d 34m 03.7s) |   C |    60 | 16.9 |        
   61210 | 2023-02-02 12:56:28 |         MASTER-Amur | (01h 45m 29.08s , +20d 16m 49.3s) |   C |    60 | 17.0 |        
   61290 | 2023-02-02 12:57:47 |         MASTER-Amur | (01h 54m 00.14s , +20d 17m 41.9s) |   C |    60 | 17.1 |        
   62167 | 2023-02-02 13:12:25 |         MASTER-Amur | (01h 45m 31.62s , +20d 17m 45.9s) |   C |    60 | 17.2 |        
   62255 | 2023-02-02 13:13:52 |         MASTER-Amur | (01h 54m 03.54s , +20d 16m 30.6s) |   C |    60 | 17.1 |        
   63133 | 2023-02-02 13:28:30 |         MASTER-Amur | (01h 45m 34.52s , +20d 17m 34.9s) |   C |    60 | 17.1 |        
   63212 | 2023-02-02 13:29:50 |         MASTER-Amur | (01h 54m 01.65s , +20d 16m 25.6s) |   C |    60 | 17.1 |        
   81805 | 2023-02-02 18:39:42 |             MASTER- | (01h 46m 29.67s , +16d 18m 48.3s) |   C |    60 | 17.2 |        
   81805 | 2023-02-02 18:39:42 |             MASTER- | (01h 45m 37.24s , +16d 19m 03.9s) |   C |    60 | 17.2 |        
   81896 | 2023-02-02 18:41:14 |             MASTER- | (01h 54m 46.64s , +16d 20m 10.2s) |   C |    60 | 17.9 |        
   81896 | 2023-02-02 18:41:14 |             MASTER- | (01h 53m 54.15s , +16d 20m 26.3s) |   C |    60 | 17.6 |        
   81976 | 2023-02-02 18:42:34 |             MASTER- | (01h 45m 31.04s , +14d 26m 36.3s) |   C |    60 | 17.4 |        
   81976 | 2023-02-02 18:42:34 |             MASTER- | (01h 44m 39.01s , +14d 26m 52.6s) |   C |    60 | 17.4 |        
   82067 | 2023-02-02 18:44:04 |             MASTER- | (01h 53m 39.70s , +14d 25m 37.3s) |   C |    60 | 17.9 |        
   82067 | 2023-02-02 18:44:04 |             MASTER- | (01h 52m 47.60s , +14d 25m 53.6s) |   C |    60 | 18.0 |        
   82157 | 2023-02-02 18:45:35 |             MASTER- | (01h 47m 38.46s , +18d 13m 50.6s) |   C |    60 | 17.5 |        
   82157 | 2023-02-02 18:45:35 |             MASTER- | (01h 46m 45.57s , +18d 14m 08.1s) |   C |    60 | 17.4 |        
   82237 | 2023-02-02 18:46:55 |             MASTER- | (01h 55m 57.80s , +18d 12m 44.5s) |   C |    60 | 17.9 |        
   82237 | 2023-02-02 18:46:55 |             MASTER- | (01h 55m 04.80s , +18d 13m 01.7s) |   C |    60 | 17.8 |        
   82328 | 2023-02-02 18:48:26 |             MASTER- | (01h 44m 36.57s , +12d 32m 42.2s) |   C |    60 | 17.7 |        
   83800 | 2023-02-02 19:12:58 |             MASTER- | (01h 52m 01.81s , +12d 33m 40.7s) |   C |    60 | 17.9 |        
   83800 | 2023-02-02 19:12:58 |             MASTER- | (01h 52m 53.07s , +12d 33m 28.1s) |   C |    60 | 18.0 |        
   84109 | 2023-02-02 19:18:06 |             MASTER- | (01h 45m 41.58s , +16d 22m 11.6s) |   C |    60 | 17.1 |        
   84109 | 2023-02-02 19:18:06 |             MASTER- | (01h 46m 33.46s , +16d 21m 57.3s) |   C |    60 | 17.5 |        
   84201 | 2023-02-02 19:19:38 |             MASTER- | (01h 54m 04.32s , +16d 21m 06.6s) |   C |    60 | 17.6 |        
   84201 | 2023-02-02 19:19:38 |             MASTER- | (01h 54m 56.22s , +16d 20m 52.5s) |   C |    60 | 17.8 |        
   84292 | 2023-02-02 19:21:09 |             MASTER- | (01h 44m 42.70s , +14d 26m 20.1s) |   C |    60 | 17.1 |        
   84292 | 2023-02-02 19:21:09 |             MASTER- | (01h 45m 34.06s , +14d 26m 05.6s) |   C |    60 | 17.4 |        
   84378 | 2023-02-02 19:22:35 |             MASTER- | (01h 53m 01.71s , +14d 26m 33.7s) |   C |    60 | 17.5 |        
   84378 | 2023-02-02 19:22:35 |             MASTER- | (01h 53m 53.14s , +14d 26m 19.3s) |   C |    60 | 17.8 |        
   84469 | 2023-02-02 19:24:07 |             MASTER- | (01h 46m 58.09s , +18d 16m 20.1s) |   C |    60 | 17.0 |        
   84469 | 2023-02-02 19:24:07 |             MASTER- | (01h 47m 50.36s , +18d 16m 04.4s) |   C |    60 | 17.3 |        
   84549 | 2023-02-02 19:25:26 |             MASTER- | (01h 55m 18.79s , +18d 14m 39.5s) |   C |    60 | 17.1 |        
   84549 | 2023-02-02 19:25:26 |             MASTER- | (01h 56m 11.08s , +18d 14m 23.9s) |   C |    60 | 17.4 |        
   84641 | 2023-02-02 19:26:58 |             MASTER- | (01h 43m 59.56s , +12d 34m 32.0s) |   C |    60 | 17.0 |        
   84641 | 2023-02-02 19:26:58 |             MASTER- | (01h 44m 50.51s , +12d 34m 16.9s) |   C |    60 | 17.4 |        
   84732 | 2023-02-02 19:28:30 |             MASTER- | (01h 52m 00.84s , +12d 33m 26.9s) |   C |    60 | 17.4 |        
   84732 | 2023-02-02 19:28:30 |             MASTER- | (01h 52m 51.90s , +12d 33m 12.0s) |   C |    60 | 17.6 |        
   85114 | 2023-02-02 19:34:52 |             MASTER- | (01h 39m 41.23s , +18d 15m 28.1s) |   C |    60 | 12.7 |        
   85114 | 2023-02-02 19:34:52 |             MASTER- | (01h 40m 33.75s , +18d 15m 08.9s) |   C |    60 | 16.9 |        
   85204 | 2023-02-02 19:36:22 |             MASTER- | (01h 45m 58.08s , +16d 22m 40.1s) |   C |    60 | 16.1 |        
   85204 | 2023-02-02 19:36:22 |             MASTER- | (01h 46m 49.92s , +16d 22m 22.3s) |   C |    60 | 16.9 |        
   85284 | 2023-02-02 19:37:41 |             MASTER- | (01h 54m 12.57s , +16d 21m 03.2s) |   C |    60 | 16.8 |        
   85284 | 2023-02-02 19:37:41 |             MASTER- | (01h 55m 04.38s , +16d 20m 46.2s) |   C |    60 | 17.4 |        
   85374 | 2023-02-02 19:39:11 |             MASTER- | (01h 45m 01.76s , +14d 28m 30.8s) |   C |    60 | 15.8 |        
   85374 | 2023-02-02 19:39:12 |             MASTER- | (01h 45m 53.17s , +14d 28m 12.9s) |   C |    60 | 16.8 |        
   85453 | 2023-02-02 19:40:31 |             MASTER- | (01h 53m 05.12s , +14d 27m 52.1s) |   C |    60 | 16.8 |        
   85453 | 2023-02-02 19:40:31 |             MASTER- | (01h 53m 56.49s , +14d 27m 35.1s) |   C |    60 | 17.3 |        
   85545 | 2023-02-02 19:42:02 |             MASTER- | (01h 47m 10.50s , +18d 17m 07.5s) |   C |    60 | 13.5 |        
   85545 | 2023-02-02 19:42:02 |             MASTER- | (01h 48m 03.21s , +18d 16m 48.6s) |   C |    60 | 16.5 |        
   85637 | 2023-02-02 19:43:34 |             MASTER- | (01h 55m 34.09s , +18d 16m 01.2s) |   C |    60 | 16.1 |        
   85637 | 2023-02-02 19:43:34 |             MASTER- | (01h 56m 26.49s , +18d 15m 41.9s) |   C |    60 | 16.9 |        
   85718 | 2023-02-02 19:44:56 |             MASTER- | (01h 44m 58.29s , +12d 32m 52.7s) |   C |    60 | 16.9 |        
   85809 | 2023-02-02 19:46:27 |             MASTER- | (01h 52m 18.77s , +12d 33m 35.5s) |   C |    60 | 16.4 |        
   85809 | 2023-02-02 19:46:27 |             MASTER- | (01h 53m 09.77s , +12d 33m 17.0s) |   C |    60 | 17.2 |        
   85984 | 2023-02-02 19:49:21 |             MASTER- | (01h 39m 37.79s , +16d 22m 12.7s) |   C |    60 | 16.2 |        
   86154 | 2023-02-02 19:52:12 |             MASTER- | (01h 38m 49.10s , +14d 27m 35.6s) |   C |    60 | 16.3 |        
   86245 | 2023-02-02 19:53:42 |             MASTER- | (02h 00m 39.26s , +14d 27m 16.6s) |   C |    60 | 16.5 |        
   86245 | 2023-02-02 19:53:42 |             MASTER- | (02h 01m 30.64s , +14d 26m 56.7s) |   C |    60 | 17.2 |        
   86415 | 2023-02-02 19:56:33 |             MASTER- | (02h 01m 48.08s , +16d 23m 20.8s) |   C |    60 | 15.3 |        
   86415 | 2023-02-02 19:56:33 |             MASTER- | (02h 02m 39.86s , +16d 22m 59.9s) |   C |    60 | 16.6 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 7744
TYPE = 35
DAYS = 0


MASTER-Amur robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Blagoveshchensk State Pedagogical University) started inspect of the FERMI GRB 230201B ( Fermi GBM team, GCN 33247) errorbox  48850 sec after notice time and 48883 sec after trigger time at 2023-02-02 09:31:32 UT, with upper limit up to  16.6 mag. Observations started at twilight.  The observations began at zenith distance = 36 deg. The sun  altitude  is -10.9 deg. 

The galactic latitude b = -44 deg., longitude l = 143 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2196085

We obtain a following upper limits.  

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

     656 | 2023-02-01 20:06:43 |             MASTER- | (01h 49m 58.81s , +16d 29m 53.9s) |   C |   120 | 16.7 |        
     810 | 2023-02-01 20:09:03 |             MASTER- | (01h 50m 03.58s , +16d 29m 05.6s) |   C |   150 | 16.6 |        
    1007 | 2023-02-01 20:12:04 |             MASTER- | (01h 49m 56.20s , +16d 28m 21.1s) |   C |   180 | 16.7 |        
    1206 | 2023-02-01 20:15:24 |             MASTER- | (01h 50m 01.17s , +16d 28m 39.3s) |   C |   180 | 16.6 |        
   48914 | 2023-02-02 09:31:32 |         MASTER-Amur | (01h 47m 36.09s , +16d 24m 48.5s) |   C |    60 | 16.1 |        
   48993 | 2023-02-02 09:32:51 |         MASTER-Amur | (01h 55m 52.14s , +16d 26m 10.9s) |   C |    60 | 16.3 |        
   49232 | 2023-02-02 09:36:50 |         MASTER-Amur | (01h 46m 34.64s , +14d 31m 51.4s) |   C |    60 | 16.3 |        
   49312 | 2023-02-02 09:38:09 |         MASTER-Amur | (01h 54m 45.72s , +14d 30m 46.2s) |   C |    60 | 16.5 |        
   49393 | 2023-02-02 09:39:31 |         MASTER-Amur | (01h 48m 40.42s , +18d 20m 14.0s) |   C |    60 | 16.6 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 7743
TYPE = 35
DAYS = 0


MASTER-Amur robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Blagoveshchensk State Pedagogical University) started inspect of the FERMI GRB 230201B ( Fermi GBM team, GCN 33247) errorbox  48850 sec after notice time and 48883 sec after trigger time at 2023-02-02 09:31:32 UT, with upper limit up to  16.6 mag. Observations started at twilight.  The observations began at zenith distance = 36 deg. The sun  altitude  is -10.9 deg. 

The galactic latitude b = -44 deg., longitude l = 143 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2196085

We obtain a following upper limits.  

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

     656 | 2023-02-01 20:06:43 |             MASTER- | (01h 49m 58.81s , +16d 29m 53.9s) |   C |   120 | 16.7 |        
     810 | 2023-02-01 20:09:03 |             MASTER- | (01h 50m 03.58s , +16d 29m 05.6s) |   C |   150 | 16.6 |        
    1007 | 2023-02-01 20:12:04 |             MASTER- | (01h 49m 56.20s , +16d 28m 21.1s) |   C |   180 | 16.7 |        
    1206 | 2023-02-01 20:15:24 |             MASTER- | (01h 50m 01.17s , +16d 28m 39.3s) |   C |   180 | 16.6 |        
   48914 | 2023-02-02 09:31:32 |         MASTER-Amur | (01h 47m 36.09s , +16d 24m 48.5s) |   C |    60 | 16.1 |        
   48993 | 2023-02-02 09:32:51 |         MASTER-Amur | (01h 55m 52.14s , +16d 26m 10.9s) |   C |    60 | 16.3 |        
   49232 | 2023-02-02 09:36:50 |         MASTER-Amur | (01h 46m 34.64s , +14d 31m 51.4s) |   C |    60 | 16.3 |        
   49312 | 2023-02-02 09:38:09 |         MASTER-Amur | (01h 54m 45.72s , +14d 30m 46.2s) |   C |    60 | 16.5 |        
   49393 | 2023-02-02 09:39:31 |         MASTER-Amur | (01h 48m 40.42s , +18d 20m 14.0s) |   C |    60 | 16.6 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 7742
TYPE = 34
DAYS = 0


MASTER-Amur robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Blagoveshchensk State Pedagogical University) started inspect of the FERMI GRB 230201B ( Fermi GBM team, GCN 33247) errorbox  48850 sec after notice time and 48883 sec after trigger time at 2023-02-02 09:31:32 UT, with upper limit up to  16.6 mag. Observations started at twilight.  The observations began at zenith distance = 36 deg. The sun  altitude  is -10.9 deg. 

The galactic latitude b = -44 deg., longitude l = 143 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2196085

We obtain a following upper limits.  

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

     656 | 2023-02-01 20:06:43 |             MASTER- | (01h 49m 58.81s , +16d 29m 53.9s) |   C |   120 | 16.7 |        
     810 | 2023-02-01 20:09:03 |             MASTER- | (01h 50m 03.58s , +16d 29m 05.6s) |   C |   150 | 16.6 |        
    1007 | 2023-02-01 20:12:04 |             MASTER- | (01h 49m 56.20s , +16d 28m 21.1s) |   C |   180 | 16.7 |        
    1206 | 2023-02-01 20:15:24 |             MASTER- | (01h 50m 01.17s , +16d 28m 39.3s) |   C |   180 | 16.6 |        
   48914 | 2023-02-02 09:31:32 |         MASTER-Amur | (01h 47m 36.09s , +16d 24m 48.5s) |   C |    60 | 16.1 |        
   48993 | 2023-02-02 09:32:51 |         MASTER-Amur | (01h 55m 52.14s , +16d 26m 10.9s) |   C |    60 | 16.3 |        
   49232 | 2023-02-02 09:36:50 |         MASTER-Amur | (01h 46m 34.64s , +14d 31m 51.4s) |   C |    60 | 16.3 |        
   49312 | 2023-02-02 09:38:09 |         MASTER-Amur | (01h 54m 45.72s , +14d 30m 46.2s) |   C |    60 | 16.5 |        
   49393 | 2023-02-02 09:39:31 |         MASTER-Amur | (01h 48m 40.42s , +18d 20m 14.0s) |   C |    60 | 16.6 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2024