MASTER Net MASTER Database: GRB230817.60 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 FERMI GRB230817.60
Trignum 713974668
Trigger time 2023-08-17 14:17:43.79
Notice time 2023-08-17 14:18:15.716964
Coord, eb (07h 55m 24.00s , +21d 31m 01.2s) , 28.7
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
2255400 2023-08-17 14:18:21.176777 07h 55m 24.00s +21d 31m 00.1s FERMI 28.7 alert 713974668 61 111 alert

DAYS:

MASTER optical transients in this field
MASTER OT (J2000.0) Сoordinates Datetime Published Mag Site Image
J004354.36+404633.3 (00h 43m 54.36s , +40d 46m 33.3s) 2023-08-22 00:12:04.032 AT2023qhf on 2023-08-23 00:00:14.651517 Tavrida Transient on Tavrida
J014017.78+150346.5 (01h 40m 17.78s , +15d 03m 46.5s) 2023-08-17 21:45:36.288 AT2023pua on 2023-08-19 00:00:26.303782 15.692 Kislovodsk Transient on Kislovodsk

Synchronous WFC images
Distance datetime coord2000 observatory camera links
136.3 2023-08-17 14:16:56.735 21h 43m 46.00s +13d 08m 35.0s Tunka 100628 Database Tunka
136.3 2023-08-17 14:16:08.744 21h 43m 46.00s +13d 08m 35.0s Tunka 100629 Database Tunka
Errorbox center visibility at MASTER facilities
trigger notice notice+1hr now

2023-08-17 14:17:43 (JD 2460174.095637)

Siderial time 14.516908 h

Ra 07:55:24.00 Dec 21:31:01.20
(118.850000d, 21.517000d)

Rise 2023-08-18 02:13:44

Transit 2023-08-18 10:39:15

Set 2023-08-18 19:04:45

Amur

Object: Altitude: -17.75 Azimuth: 188.56

Sun: Altitude: -24.10 Azimuth: 159.92

Moon: Altitude: -21.03 Azimuth: 145.64

Tunka

Object: Altitude: -15.40 Azimuth: 164.91

Sun: Altitude: -14.76 Azimuth: 136.48

Moon: Altitude: -9.12 Azimuth: 123.90

Kislovodsk

Object: Altitude: 5.35 Azimuth: 114.86

Sun: Altitude: 19.17 Azimuth: 90.52

Moon: Altitude: 28.43 Azimuth: 79.72

Tavrida

Object: Altitude: 11.36 Azimuth: 109.12

Sun: Altitude: 25.21 Azimuth: 84.06

Moon: Altitude: 34.11 Azimuth: 72.31

SAAO

Object: Altitude: -5.07 Azimuth: 112.32

Sun: Altitude: 20.59 Azimuth: 122.23

Moon: Altitude: 30.65 Azimuth: 132.29

IAC

Object: Altitude: 49.06 Azimuth: 90.86

Sun: Altitude: 68.20 Azimuth: 50.75

Moon: Altitude: 73.86 Azimuth: 11.88

Argentina

Object: Altitude: 36.13 Azimuth: 189.27

Sun: Altitude: 33.29 Azimuth: 222.64

Moon: Altitude: 25.19 Azimuth: 235.08

Mexico

Object: Altitude: 45.32 Azimuth: 270.00

Sun: Altitude: 18.20 Azimuth: 264.92

Moon: Altitude: 5.96 Azimuth: 259.02

Ural

Object: Altitude: 2.77 Azimuth: 126.89

Sun: Altitude: 9.54 Azimuth: 100.12

Moon: Altitude: 16.19 Azimuth: 88.03

Vostryakovo

Object: Altitude: 12.61 Azimuth: 109.73

Sun: Altitude: 21.53 Azimuth: 82.52

Moon: Altitude: 28.31 Azimuth: 69.59

Gal. latitude: 23.875648 Gal. longitude: 200.153114

Dist. to Sun: 27.444069

Dist. to Moon: 40.501301

Moon coord.: (160.266091 d, 12.467208 d)

Sun coord.: (146.421461 d, 13.488312 d)

Lunar disk: 0.013933

Lunar phase: 166.442426

Lunar bright limb: 275.893108

No SN in this field

2023-08-17 14:18:15 (JD 2460174.096007)

Siderial time 14.525821 h

Ra 07:55:24.00 Dec 21:31:01.20
(118.850000d, 21.517000d)

Rise 2023-08-18 02:13:44

Transit 2023-08-18 10:39:15

Set 2023-08-18 19:04:45

Amur

Object: Altitude: -17.73 Azimuth: 188.69

Sun: Altitude: -24.12 Azimuth: 160.06

Moon: Altitude: -21.08 Azimuth: 145.77

Tunka

Object: Altitude: -15.42 Azimuth: 165.04

Sun: Altitude: -14.82 Azimuth: 136.60

Moon: Altitude: -9.19 Azimuth: 124.01

Kislovodsk

Object: Altitude: 5.26 Azimuth: 114.94

Sun: Altitude: 19.08 Azimuth: 90.61

Moon: Altitude: 28.34 Azimuth: 79.82

Tavrida

Object: Altitude: 11.27 Azimuth: 109.20

Sun: Altitude: 25.12 Azimuth: 84.16

Moon: Altitude: 34.02 Azimuth: 72.41

SAAO

Object: Altitude: -5.18 Azimuth: 112.25

Sun: Altitude: 20.50 Azimuth: 122.13

Moon: Altitude: 30.57 Azimuth: 132.17

IAC

Object: Altitude: 48.94 Azimuth: 90.92

Sun: Altitude: 68.11 Azimuth: 50.99

Moon: Altitude: 73.83 Azimuth: 12.32

Argentina

Object: Altitude: 36.15 Azimuth: 189.12

Sun: Altitude: 33.37 Azimuth: 222.52

Moon: Altitude: 25.28 Azimuth: 234.99

Mexico

Object: Altitude: 45.43 Azimuth: 270.07

Sun: Altitude: 18.32 Azimuth: 264.98

Moon: Altitude: 6.07 Azimuth: 259.08

Ural

Object: Altitude: 2.71 Azimuth: 127.00

Sun: Altitude: 9.46 Azimuth: 100.23

Moon: Altitude: 16.11 Azimuth: 88.13

Vostryakovo

Object: Altitude: 12.54 Azimuth: 109.83

Sun: Altitude: 21.46 Azimuth: 82.63

Moon: Altitude: 28.24 Azimuth: 69.71

Gal. latitude: 23.875648 Gal. longitude: 200.153114

Dist. to Sun: 27.444426

Dist. to Moon: 40.505656

Moon coord.: (160.270150 d, 12.465332 d)

Sun coord.: (146.421807 d, 13.488194 d)

Lunar disk: 0.013940

Lunar phase: 166.438627

Lunar bright limb: 275.899606

No SN in this field

2023-08-17 15:18:15 (JD 2460174.137674)

Siderial time 15.528559 h

Ra 07:55:24.00 Dec 21:31:01.20
(118.850000d, 21.517000d)

Rise 2023-08-18 02:13:44

Transit 2023-08-18 10:39:15

Set 2023-08-18 19:04:45

Amur

Object: Altitude: -15.11 Azimuth: 203.02

Sun: Altitude: -26.13 Azimuth: 176.03

Moon: Altitude: -25.49 Azimuth: 160.53

Tunka

Object: Altitude: -16.67 Azimuth: 179.54

Sun: Altitude: -20.32 Azimuth: 150.78

Moon: Altitude: -16.24 Azimuth: 136.71

Kislovodsk

Object: Altitude: -4.13 Azimuth: 125.32

Sun: Altitude: 8.30 Azimuth: 100.74

Moon: Altitude: 17.71 Azimuth: 90.15

Tavrida

Object: Altitude: 1.54 Azimuth: 119.33

Sun: Altitude: 14.46 Azimuth: 94.77

Moon: Altitude: 23.75 Azimuth: 83.72

SAAO

Object: Altitude: -17.21 Azimuth: 104.97

Sun: Altitude: 9.25 Azimuth: 112.51

Moon: Altitude: 20.79 Azimuth: 120.64

IAC

Object: Altitude: 35.74 Azimuth: 97.22

Sun: Altitude: 56.50 Azimuth: 70.49

Moon: Altitude: 66.72 Azimuth: 50.09

Argentina

Object: Altitude: 36.24 Azimuth: 171.76

Sun: Altitude: 40.65 Azimuth: 206.64

Moon: Altitude: 34.79 Azimuth: 222.70

Mexico

Object: Altitude: 58.27 Azimuth: 279.19

Sun: Altitude: 31.15 Azimuth: 272.64

Moon: Altitude: 18.35 Azimuth: 266.49

Ural

Object: Altitude: -3.23 Azimuth: 139.66

Sun: Altitude: 1.64 Azimuth: 112.60

Moon: Altitude: 8.04 Azimuth: 100.15

Vostryakovo

Object: Altitude: 4.85 Azimuth: 121.66

Sun: Altitude: 12.94 Azimuth: 95.05

Moon: Altitude: 20.04 Azimuth: 82.50

Gal. latitude: 23.875648 Gal. longitude: 200.153114

Dist. to Sun: 27.484487

Dist. to Moon: 40.995620

Moon coord.: (160.726393 d, 12.253848 d)

Sun coord.: (146.460688 d, 13.474908 d)

Lunar disk: 0.014830

Lunar phase: 166.010421

Lunar bright limb: 276.610087

No SN in this field

2024-11-22 02:03:22 (JD 2460636.585671)

Siderial time 8.667880 h

Ra 07:55:24.00 Dec 21:31:01.20
(118.850000d, 21.517000d)

Rise 2024-11-22 19:49:23

Transit 2024-11-22 04:18:49

Set 2024-11-22 12:44:19

Amur

Object: Altitude: 9.71 Azimuth: 112.12

Sun: Altitude: 17.80 Azimuth: 342.41

Moon: Altitude: 22.24 Azimuth: 92.77

Tunka

Object: Altitude: 24.92 Azimuth: 93.64

Sun: Altitude: 9.15 Azimuth: 320.24

Moon: Altitude: 37.18 Azimuth: 71.64

Kislovodsk

Object: Altitude: 64.08 Azimuth: 36.10

Sun: Altitude: -22.86 Azimuth: 276.53

Moon: Altitude: 64.11 Azimuth: 343.34

Tavrida

Object: Altitude: 65.96 Azimuth: 17.50

Sun: Altitude: -28.99 Azimuth: 270.29

Moon: Altitude: 60.67 Azimuth: 327.56

SAAO

Object: Altitude: 35.83 Azimuth: 186.47

Sun: Altitude: -15.36 Azimuth: 306.66

Moon: Altitude: 31.77 Azimuth: 213.06

IAC

Object: Altitude: 50.65 Azimuth: 269.98

Sun: Altitude: -71.57 Azimuth: 247.74

Moon: Altitude: 28.86 Azimuth: 263.22

Argentina

Object: Altitude: -15.83 Azimuth: 254.17

Sun: Altitude: -28.35 Azimuth: 37.35

Moon: Altitude: -34.36 Azimuth: 268.17

Mexico

Object: Altitude: -23.09 Azimuth: 223.78

Sun: Altitude: -22.09 Azimuth: 79.08

Moon: Altitude: -36.88 Azimuth: 203.29

Ural

Object: Altitude: 47.04 Azimuth: 48.19

Sun: Altitude: -14.56 Azimuth: 284.67

Moon: Altitude: 50.98 Azimuth: 14.27

Vostryakovo

Object: Altitude: 55.09 Azimuth: 18.67

Sun: Altitude: -26.35 Azimuth: 267.63

Moon: Altitude: 52.10 Azimuth: 340.81

Gal. latitude: 23.875648 Gal. longitude: 200.153114

Dist. to Sun: 123.237874

Dist. to Moon: 22.387734

Moon coord.: (142.515489 d, 18.654494 d)

Sun coord.: (237.729175 d, -20.138986 d)

Lunar disk: 0.596684

Lunar phase: 78.850639

Lunar bright limb: 107.768186

No SN in this field
Recent coverage and limits telegrams

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

  ID = 8712
TYPE = 35
DAYS = 2


MASTER-Kislovodsk robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB230817.60 (trigger No 713974668,07h 55m 24.00s , +21d 31m 01.2s, R=28.7) errorbox  1 days 19084 sec after notice time and 1 days 19116 sec after trigger time at 2023-08-18 19:36:20 UT, with upper limit up to  18.2 mag. The observations began at zenith distance = 85 deg. The sun  altitude  is -29.6 deg. 

The galactic latitude b = 24 deg., longitude l = 200 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2255394

We obtain a following upper limits.  

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

  105581 | 2023-08-18 19:36:20 |   MASTER-Kislovodsk | (07h 40m 42.00s , +51d 55m 13.4s) |   C |   130 | 15.8 |        
  117523 | 2023-08-18 22:55:56 |   MASTER-Kislovodsk | (07h 10m 31.31s , +50d 35m 24.8s) |   C |    60 | 17.1 |        
  117523 | 2023-08-18 22:55:56 |   MASTER-Kislovodsk | (07h 16m 47.71s , +50d 11m 52.6s) |   C |    60 | 17.2 |        
  117884 | 2023-08-18 23:01:57 |   MASTER-Kislovodsk | (07h 10m 38.53s , +50d 37m 26.1s) |   C |    60 | 17.2 |        
  117884 | 2023-08-18 23:01:57 |   MASTER-Kislovodsk | (07h 16m 49.66s , +50d 13m 06.0s) |   C |    60 | 18.0 |        
  118666 | 2023-08-18 23:14:59 |   MASTER-Kislovodsk | (07h 10m 40.32s , +50d 36m 22.2s) |   C |    60 | 17.2 |        
  120068 | 2023-08-18 23:38:12 |   MASTER-Kislovodsk | (06h 37m 26.81s , +35d 17m 51.2s) |   C |    80 | 17.2 |        
  120178 | 2023-08-18 23:38:12 |   MASTER-Kislovodsk | (06h 37m 26.81s , +35d 17m 51.2s) |   C |   300 | 18.2 |  Coadd 
  120068 | 2023-08-18 23:38:12 |   MASTER-Kislovodsk | (06h 42m 06.50s , +34d 55m 52.2s) |   C |    80 | 16.3 |        
  120179 | 2023-08-18 23:39:52 |   MASTER-Kislovodsk | (06h 37m 32.83s , +35d 16m 47.4s) |   C |   100 | 17.6 |        
  120179 | 2023-08-18 23:39:52 |   MASTER-Kislovodsk | (06h 42m 12.51s , +34d 54m 30.9s) |   C |   100 | 17.2 |        
  120309 | 2023-08-18 23:41:52 |   MASTER-Kislovodsk | (06h 37m 27.81s , +35d 15m 48.8s) |   C |   120 | 17.8 |        
  120309 | 2023-08-18 23:41:52 |   MASTER-Kislovodsk | (06h 42m 07.54s , +34d 53m 22.0s) |   C |   120 | 18.0 |        
  120464 | 2023-08-18 23:44:12 |   MASTER-Kislovodsk | (06h 37m 33.76s , +35d 15m 57.1s) |   C |   150 | 17.9 |        
  120464 | 2023-08-18 23:44:12 |   MASTER-Kislovodsk | (06h 42m 13.65s , +34d 53m 24.8s) |   C |   150 | 18.2 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8705
TYPE = 35
DAYS = 0


MASTER-Kislovodsk robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB230817.60 (trigger No 713974668,07h 55m 24.00s , +21d 31m 01.2s, R=28.7) errorbox  1 days 19084 sec after notice time and 1 days 19116 sec after trigger time at 2023-08-18 19:36:20 UT, with upper limit up to  18.2 mag. The observations began at zenith distance = 85 deg. The sun  altitude  is -29.6 deg. 

The galactic latitude b = 24 deg., longitude l = 200 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2255394

We obtain a following upper limits.  

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

  105581 | 2023-08-18 19:36:20 |   MASTER-Kislovodsk | (07h 40m 42.00s , +51d 55m 13.4s) |   C |   130 | 15.8 |        
  117523 | 2023-08-18 22:55:56 |   MASTER-Kislovodsk | (07h 10m 31.31s , +50d 35m 24.8s) |   C |    60 | 17.1 |        
  117523 | 2023-08-18 22:55:56 |   MASTER-Kislovodsk | (07h 16m 47.71s , +50d 11m 52.6s) |   C |    60 | 17.2 |        
  117884 | 2023-08-18 23:01:57 |   MASTER-Kislovodsk | (07h 10m 38.53s , +50d 37m 26.1s) |   C |    60 | 17.2 |        
  117884 | 2023-08-18 23:01:57 |   MASTER-Kislovodsk | (07h 16m 49.66s , +50d 13m 06.0s) |   C |    60 | 18.0 |        
  118666 | 2023-08-18 23:14:59 |   MASTER-Kislovodsk | (07h 10m 40.32s , +50d 36m 22.2s) |   C |    60 | 17.2 |        
  120068 | 2023-08-18 23:38:12 |   MASTER-Kislovodsk | (06h 37m 26.81s , +35d 17m 51.2s) |   C |    80 | 17.2 |        
  120178 | 2023-08-18 23:38:12 |   MASTER-Kislovodsk | (06h 37m 26.81s , +35d 17m 51.2s) |   C |   300 | 18.2 |  Coadd 
  120068 | 2023-08-18 23:38:12 |   MASTER-Kislovodsk | (06h 42m 06.50s , +34d 55m 52.2s) |   C |    80 | 16.3 |        
  120179 | 2023-08-18 23:39:52 |   MASTER-Kislovodsk | (06h 37m 32.83s , +35d 16m 47.4s) |   C |   100 | 17.6 |        
  120179 | 2023-08-18 23:39:52 |   MASTER-Kislovodsk | (06h 42m 12.51s , +34d 54m 30.9s) |   C |   100 | 17.2 |        
  120309 | 2023-08-18 23:41:52 |   MASTER-Kislovodsk | (06h 37m 27.81s , +35d 15m 48.8s) |   C |   120 | 17.8 |        
  120309 | 2023-08-18 23:41:52 |   MASTER-Kislovodsk | (06h 42m 07.54s , +34d 53m 22.0s) |   C |   120 | 18.0 |        
  120464 | 2023-08-18 23:44:12 |   MASTER-Kislovodsk | (06h 37m 33.76s , +35d 15m 57.1s) |   C |   150 | 17.9 |        
  120464 | 2023-08-18 23:44:12 |   MASTER-Kislovodsk | (06h 42m 13.65s , +34d 53m 24.8s) |   C |   150 | 18.2 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8704
TYPE = 35
DAYS = 0


MASTER-Kislovodsk robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB230817.60 (trigger No 713974668,07h 55m 24.00s , +21d 31m 01.2s, R=28.7) errorbox  1 days 19084 sec after notice time and 1 days 19116 sec after trigger time at 2023-08-18 19:36:20 UT, with upper limit up to  18.2 mag. The observations began at zenith distance = 85 deg. The sun  altitude  is -29.6 deg. 

The galactic latitude b = 24 deg., longitude l = 200 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2255394

We obtain a following upper limits.  

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

  105581 | 2023-08-18 19:36:20 |   MASTER-Kislovodsk | (07h 40m 42.00s , +51d 55m 13.4s) |   C |   130 | 15.8 |        
  117523 | 2023-08-18 22:55:56 |   MASTER-Kislovodsk | (07h 10m 31.31s , +50d 35m 24.8s) |   C |    60 | 17.1 |        
  117523 | 2023-08-18 22:55:56 |   MASTER-Kislovodsk | (07h 16m 47.71s , +50d 11m 52.6s) |   C |    60 | 17.2 |        
  117884 | 2023-08-18 23:01:57 |   MASTER-Kislovodsk | (07h 10m 38.53s , +50d 37m 26.1s) |   C |    60 | 17.2 |        
  117884 | 2023-08-18 23:01:57 |   MASTER-Kislovodsk | (07h 16m 49.66s , +50d 13m 06.0s) |   C |    60 | 18.0 |        
  118666 | 2023-08-18 23:14:59 |   MASTER-Kislovodsk | (07h 10m 40.32s , +50d 36m 22.2s) |   C |    60 | 17.2 |        
  120068 | 2023-08-18 23:38:12 |   MASTER-Kislovodsk | (06h 37m 26.81s , +35d 17m 51.2s) |   C |    80 | 17.2 |        
  120178 | 2023-08-18 23:38:12 |   MASTER-Kislovodsk | (06h 37m 26.81s , +35d 17m 51.2s) |   C |   300 | 18.2 |  Coadd 
  120068 | 2023-08-18 23:38:12 |   MASTER-Kislovodsk | (06h 42m 06.50s , +34d 55m 52.2s) |   C |    80 | 16.3 |        
  120179 | 2023-08-18 23:39:52 |   MASTER-Kislovodsk | (06h 37m 32.83s , +35d 16m 47.4s) |   C |   100 | 17.6 |        
  120179 | 2023-08-18 23:39:52 |   MASTER-Kislovodsk | (06h 42m 12.51s , +34d 54m 30.9s) |   C |   100 | 17.2 |        
  120309 | 2023-08-18 23:41:52 |   MASTER-Kislovodsk | (06h 37m 27.81s , +35d 15m 48.8s) |   C |   120 | 17.8 |        
  120309 | 2023-08-18 23:41:52 |   MASTER-Kislovodsk | (06h 42m 07.54s , +34d 53m 22.0s) |   C |   120 | 18.0 |        
  120464 | 2023-08-18 23:44:12 |   MASTER-Kislovodsk | (06h 37m 33.76s , +35d 15m 57.1s) |   C |   150 | 17.9 |        
  120464 | 2023-08-18 23:44:12 |   MASTER-Kislovodsk | (06h 42m 13.65s , +34d 53m 24.8s) |   C |   150 | 18.2 |        
Filter C is a clear (unfiltred) band. 


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



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  ID = 8703
TYPE = 34
DAYS = 0


MASTER-Kislovodsk robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB230817.60 (trigger No 713974668,07h 55m 24.00s , +21d 31m 01.2s, R=28.7) errorbox  1 days 19084 sec after notice time and 1 days 19116 sec after trigger time at 2023-08-18 19:36:20 UT, with upper limit up to  18.2 mag. The observations began at zenith distance = 85 deg. The sun  altitude  is -29.6 deg. 

The galactic latitude b = 24 deg., longitude l = 200 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2255394

We obtain a following upper limits.  

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

  105581 | 2023-08-18 19:36:20 |   MASTER-Kislovodsk | (07h 40m 42.00s , +51d 55m 13.4s) |   C |   130 | 15.8 |        
  117523 | 2023-08-18 22:55:56 |   MASTER-Kislovodsk | (07h 10m 31.31s , +50d 35m 24.8s) |   C |    60 | 17.1 |        
  117523 | 2023-08-18 22:55:56 |   MASTER-Kislovodsk | (07h 16m 47.71s , +50d 11m 52.6s) |   C |    60 | 17.2 |        
  117884 | 2023-08-18 23:01:57 |   MASTER-Kislovodsk | (07h 10m 38.53s , +50d 37m 26.1s) |   C |    60 | 17.2 |        
  117884 | 2023-08-18 23:01:57 |   MASTER-Kislovodsk | (07h 16m 49.66s , +50d 13m 06.0s) |   C |    60 | 18.0 |        
  118666 | 2023-08-18 23:14:59 |   MASTER-Kislovodsk | (07h 10m 40.32s , +50d 36m 22.2s) |   C |    60 | 17.2 |        
  120068 | 2023-08-18 23:38:12 |   MASTER-Kislovodsk | (06h 37m 26.81s , +35d 17m 51.2s) |   C |    80 | 17.2 |        
  120178 | 2023-08-18 23:38:12 |   MASTER-Kislovodsk | (06h 37m 26.81s , +35d 17m 51.2s) |   C |   300 | 18.2 |  Coadd 
  120068 | 2023-08-18 23:38:12 |   MASTER-Kislovodsk | (06h 42m 06.50s , +34d 55m 52.2s) |   C |    80 | 16.3 |        
  120179 | 2023-08-18 23:39:52 |   MASTER-Kislovodsk | (06h 37m 32.83s , +35d 16m 47.4s) |   C |   100 | 17.6 |        
  120179 | 2023-08-18 23:39:52 |   MASTER-Kislovodsk | (06h 42m 12.51s , +34d 54m 30.9s) |   C |   100 | 17.2 |        
  120309 | 2023-08-18 23:41:52 |   MASTER-Kislovodsk | (06h 37m 27.81s , +35d 15m 48.8s) |   C |   120 | 17.8 |        
  120309 | 2023-08-18 23:41:52 |   MASTER-Kislovodsk | (06h 42m 07.54s , +34d 53m 22.0s) |   C |   120 | 18.0 |        
  120464 | 2023-08-18 23:44:12 |   MASTER-Kislovodsk | (06h 37m 33.76s , +35d 15m 57.1s) |   C |   150 | 17.9 |        
  120464 | 2023-08-18 23:44:12 |   MASTER-Kislovodsk | (06h 42m 13.65s , +34d 53m 24.8s) |   C |   150 | 18.2 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2024