GRB230816.80 page :: MASTER Database

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

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Name

SWIFT GRB230816.80

Trignum

1185685

Trigger time

2023-08-16 19:10:48.16

Notice time

2023-08-16 19:12:14.466719

Coord, eb

(19h 59m 06.41s , +35d 20m 26.9s) , 0.05

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)
 ??

You are viewing outdated information, relevant error box is here

All alerts for this trigger

id	noticetime	coord2000	satel	errorbox	type	trigger	seq	trig_type	links
2255112	2023-08-16 19:14:48.137545	19^h 58^m 59.78^s +35^d 19^m 36.5^s	SWIFT	0	alert	1185685	2	69	alert
2255113	2023-08-16 19:15:09.859693	19^h 59^m 05.02^s +35^d 20^m 14.6^s	SWIFT	0	alert	1185685	7	68	alert
2255111	2023-08-16 19:14:41.760487	19^h 58^m 59.78^s +35^d 19^m 36.5^s	SWIFT	0.0013	alert	1185685	2	67	alert
2255110	2023-08-16 19:12:14.466719	19^h 59^m 06.41^s +35^d 20^m 26.9^s	SWIFT	0.05	alert	1185685	3	61	alert

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

Synchronous WFC images

Distance	datetime	coord2000	observatory	camera	links
24.0	2023-08-16 19:09:16.894	21^h 58^m 27.00^s +37^d 50^m 26.0^s	SAAO	111341	Database SAAO
24.0	2023-08-16 19:07:49.897	21^h 58^m 26.00^s +37^d 50^m 26.0^s	SAAO	136956	Database SAAO

Errorbox center visibility at MASTER facilities

trigger

notice

notice+1hr

now

2023-08-16 19:10:48 (JD 2460173.299167)

Siderial time 19.349294 h

Ra 19:59:06.41 Dec 35:20:26.90
(299.776708d, 35.340806d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 32.19 Azimuth: 108.17

Sun: Altitude: -10.25 Azimuth: 233.41

Moon: Altitude: -10.83 Azimuth: 227.23

Tunka

Object: Altitude: 47.50 Azimuth: 89.86

Sun: Altitude: -19.47 Azimuth: 211.02

Moon: Altitude: -18.64 Azimuth: 204.62

Kislovodsk

Object: Altitude: 80.87 Azimuth: 335.47

Sun: Altitude: -26.12 Azimuth: 146.66

Moon: Altitude: -21.38 Azimuth: 142.46

Tavrida

Object: Altitude: 76.27 Azimuth: 308.62

Sun: Altitude: -21.64 Azimuth: 138.83

Moon: Altitude: -16.62 Azimuth: 135.16

SAAO

Object: Altitude: 17.91 Azimuth: 202.36

Sun: Altitude: -39.01 Azimuth: 81.27

Moon: Altitude: -35.49 Azimuth: 87.54

IAC

Object: Altitude: 36.36 Azimuth: 245.20

Sun: Altitude: 6.09 Azimuth: 102.35

Moon: Altitude: 12.19 Azimuth: 102.16

Argentina

Object: Altitude: -37.88 Azimuth: 247.67

Sun: Altitude: 31.92 Azimuth: 135.69

Moon: Altitude: 32.96 Azimuth: 142.82

Mexico

Object: Altitude: -20.33 Azimuth: 199.41

Sun: Altitude: 72.40 Azimuth: 348.88

Moon: Altitude: 73.08 Azimuth: 328.33

Ural

Object: Altitude: 66.76 Azimuth: 26.32

Sun: Altitude: -18.34 Azimuth: 166.16

Moon: Altitude: -14.89 Azimuth: 160.91

Vostryakovo

Object: Altitude: 68.95 Azimuth: 338.35

Sun: Altitude: -14.79 Azimuth: 144.56

Moon: Altitude: -10.38 Azimuth: 140.24

Gal. latitude: 2.756996 Gal. longitude: 71.852952

Dist. to Sun: 125.126716

Dist. to Moon: 120.253556

Moon coord.: (151.396702 d, 16.340478 d)

Sun coord.: (145.677474 d, 13.741091 d)

Lunar disk: 0.002856

Lunar phase: 173.873166

Lunar bright limb: 245.645596

No SN in this field

2023-08-16 19:12:14 (JD 2460173.300162)

Siderial time 19.373248 h

Ra 19:59:06.41 Dec 35:20:26.90
(299.776708d, 35.340806d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 31.97 Azimuth: 108.40

Sun: Altitude: -10.07 Azimuth: 233.71

Moon: Altitude: -10.67 Azimuth: 227.53

Tunka

Object: Altitude: 47.28 Azimuth: 90.14

Sun: Altitude: -19.36 Azimuth: 211.37

Moon: Altitude: -18.56 Azimuth: 204.96

Kislovodsk

Object: Altitude: 80.98 Azimuth: 337.20

Sun: Altitude: -26.26 Azimuth: 147.01

Moon: Altitude: -21.53 Azimuth: 142.77

Tavrida

Object: Altitude: 76.47 Azimuth: 309.53

Sun: Altitude: -21.81 Azimuth: 139.16

Moon: Altitude: -16.80 Azimuth: 135.45

SAAO

Object: Altitude: 18.03 Azimuth: 202.08

Sun: Altitude: -39.31 Azimuth: 81.04

Moon: Altitude: -35.78 Azimuth: 87.34

IAC

Object: Altitude: 36.65 Azimuth: 245.28

Sun: Altitude: 5.78 Azimuth: 102.51

Moon: Altitude: 11.89 Azimuth: 102.30

Argentina

Object: Altitude: -37.59 Azimuth: 247.57

Sun: Altitude: 31.71 Azimuth: 135.37

Moon: Altitude: 32.79 Azimuth: 142.48

Mexico

Object: Altitude: -20.23 Azimuth: 199.70

Sun: Altitude: 72.46 Azimuth: 350.02

Moon: Altitude: 73.23 Azimuth: 329.36

Ural

Object: Altitude: 66.67 Azimuth: 27.03

Sun: Altitude: -18.38 Azimuth: 166.53

Moon: Altitude: -14.95 Azimuth: 161.25

Vostryakovo

Object: Altitude: 69.03 Azimuth: 339.14

Sun: Altitude: -14.90 Azimuth: 144.90

Moon: Altitude: -10.51 Azimuth: 140.55

Gal. latitude: 2.756996 Gal. longitude: 71.852952

Dist. to Sun: 125.126605

Dist. to Moon: 120.252209

Moon coord.: (151.407980 d, 16.335859 d)

Sun coord.: (145.678405 d, 13.740776 d)

Lunar disk: 0.002863

Lunar phase: 173.865896

Lunar bright limb: 245.723397

No SN in this field

2023-08-16 20:12:14 (JD 2460173.341829)

Siderial time 20.375986 h

Ra 19:59:06.41 Dec 35:20:26.90
(299.776708d, 35.340806d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 23.15 Azimuth: 118.02

Sun: Altitude: -1.82 Azimuth: 245.79

Moon: Altitude: -3.35 Azimuth: 239.55

Tunka

Object: Altitude: 38.04 Azimuth: 101.14

Sun: Altitude: -13.62 Azimuth: 225.34

Moon: Altitude: -13.99 Azimuth: 218.74

Kislovodsk

Object: Altitude: 78.20 Azimuth: 48.21

Sun: Altitude: -30.88 Azimuth: 162.77

Moon: Altitude: -27.01 Azimuth: 156.91

Tavrida

Object: Altitude: 80.45 Azimuth: 11.19

Sun: Altitude: -27.71 Azimuth: 153.85

Moon: Altitude: -23.35 Azimuth: 148.63

SAAO

Object: Altitude: 21.51 Azimuth: 189.58

Sun: Altitude: -51.56 Azimuth: 69.70

Moon: Altitude: -47.88 Azimuth: 77.85

IAC

Object: Altitude: 48.79 Azimuth: 247.52

Sun: Altitude: -6.91 Azimuth: 109.68

Moon: Altitude: -0.56 Azimuth: 108.72

Argentina

Object: Altitude: -25.98 Azimuth: 242.94

Sun: Altitude: 21.84 Azimuth: 123.32

Moon: Altitude: 24.34 Azimuth: 129.76

Mexico

Object: Altitude: -14.68 Azimuth: 211.17

Sun: Altitude: 69.50 Azimuth: 34.96

Moon: Altitude: 74.19 Azimuth: 20.72

Ural

Object: Altitude: 61.40 Azimuth: 52.60

Sun: Altitude: -19.22 Azimuth: 181.90

Moon: Altitude: -16.73 Azimuth: 175.67

Vostryakovo

Object: Altitude: 69.53 Azimuth: 14.24

Sun: Altitude: -18.89 Azimuth: 159.56

Moon: Altitude: -15.16 Azimuth: 154.09

Gal. latitude: 2.756996 Gal. longitude: 71.852952

Dist. to Sun: 125.121958

Dist. to Moon: 120.194598

Moon coord.: (151.879627 d, 16.141975 d)

Sun coord.: (145.717362 d, 13.727608 d)

Lunar disk: 0.003162

Lunar phase: 173.552659

Lunar bright limb: 248.824121

No SN in this field

2025-05-09 03:47:29 (JD 2460804.657975)

Siderial time 21.447160 h

Ra 19:59:06.41 Dec 35:20:26.90
(299.776708d, 35.340806d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 14.58 Azimuth: 128.50

Sun: Altitude: 56.70 Azimuth: 9.77

Moon: Altitude: -32.20 Azimuth: 233.39

Tunka

Object: Altitude: 28.53 Azimuth: 111.94

Sun: Altitude: 52.44 Azimuth: 329.66

Moon: Altitude: -40.76 Azimuth: 204.77

Kislovodsk

Object: Altitude: 67.79 Azimuth: 76.94

Sun: Altitude: 19.46 Azimuth: 264.33

Moon: Altitude: -36.57 Azimuth: 123.97

Tavrida

Object: Altitude: 73.18 Azimuth: 62.42

Sun: Altitude: 13.58 Azimuth: 258.94

Moon: Altitude: -30.81 Azimuth: 116.54

SAAO

Object: Altitude: 22.11 Azimuth: 175.49

Sun: Altitude: -18.32 Azimuth: 260.71

Moon: Altitude: -19.03 Azimuth: 70.81

IAC

Object: Altitude: 61.89 Azimuth: 247.27

Sun: Altitude: -29.17 Azimuth: 226.55

Moon: Altitude: 7.22 Azimuth: 80.28

Argentina

Object: Altitude: -14.16 Azimuth: 236.94

Sun: Altitude: -72.32 Azimuth: 37.66

Moon: Altitude: 53.71 Azimuth: 132.04

Mexico

Object: Altitude: -6.49 Azimuth: 221.57

Sun: Altitude: -20.30 Azimuth: 126.39

Moon: Altitude: 51.21 Azimuth: 335.91

Ural

Object: Altitude: 53.65 Azimuth: 72.44

Sun: Altitude: 29.40 Azimuth: 283.93

Moon: Altitude: -34.41 Azimuth: 149.39

Vostryakovo

Object: Altitude: 64.87 Azimuth: 46.33

Sun: Altitude: 17.52 Azimuth: 264.70

Moon: Altitude: -27.42 Azimuth: 125.27

Gal. latitude: 2.756996 Gal. longitude: 71.852952

Dist. to Sun: 92.579769

Dist. to Moon: 110.161805

Moon coord.: (188.576538 d, -5.040806 d)

Sun coord.: (45.973659 d, 17.320472 d)

Lunar disk: 0.891389

Lunar phase: 38.484438

Lunar bright limb: 291.634452

No SN in this field

Recent coverage and limits telegrams

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

  ID = 8697
TYPE = 35
DAYS = 1


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) was pointed to the SWIFT GRB230816.80 (trigger No 1185685,19h 59m 06.41s , +35d 20m 26.9s, R=0.05) errorbox  14 sec after notice time and 100 sec after trigger time at 2023-08-16 19:12:28 UT, with upper limit up to  18.2 mag. The observations began at zenith distance = 13 deg. The sun  altitude  is -22.4 deg. 

MASTER-SAAO robotic telescope  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB230816.80 errorbox  1107 sec after notice time and 1194 sec after trigger time at 2023-08-16 19:30:42 UT, with upper limit up to  16.2 mag. The observations began at zenith distance = 70 deg. The sun  altitude  is -42.5 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) was pointed to the SWIFT GRB230816.80 errorbox  6954 sec after notice time and 7040 sec after trigger time at 2023-08-16 21:08:08 UT, with upper limit up to  17.6 mag. The observations began at zenith distance = 20 deg. The sun  altitude  is -33.3 deg. 

MASTER-Tunka robotic telescope  located in Russia (Applied Physics Institute, Irkutsk State University) was pointed to the SWIFT GRB230816.80 errorbox  65847 sec after notice time and 65933 sec after trigger time at 2023-08-17 13:29:41 UT, with upper limit up to  18.2 mag. Observations started at twilight.  The observations began at zenith distance = 26 deg. The sun  altitude  is -9.6 deg. 

The galactic latitude b =  3 deg., longitude l = 72 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2255110

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

     110 |      MASTER-Tavrida |   C |    20 | 17.0 |        
     142 |      MASTER-Tavrida |   C |    30 | 17.5 |        
     181 |      MASTER-Tavrida |   C |    30 | 17.6 |        
     224 |      MASTER-Tavrida |   C |    40 | 17.7 |        
     276 |      MASTER-Tavrida |   C |    50 | 17.7 |        
     341 |      MASTER-Tavrida |   C |    60 | 17.8 |        
     417 |      MASTER-Tavrida |   C |    80 | 17.9 |        
     510 |      MASTER-Tavrida |   C |    90 | 17.9 |        
     620 |      MASTER-Tavrida |   C |   110 | 18.0 |        
     751 |      MASTER-Tavrida |   C |   140 | 18.1 |        
     914 |      MASTER-Tavrida |   C |   170 | 18.1 |        
    1098 |      MASTER-Tavrida |   C |   180 | 18.0 |        
    1224 |         MASTER-SAAO |  P/ |    60 | 15.6 |        
    1284 |         MASTER-SAAO |  P/ |   180 | 16.3 |  Coadd 
    1287 |      MASTER-Tavrida |   C |   180 | 18.0 |        
    1304 |         MASTER-SAAO |  P/ |    60 | 15.9 |        
    1394 |         MASTER-SAAO |  P/ |    60 | 15.9 |        
    1476 |      MASTER-Tavrida |   C |   180 | 18.1 |        
    1473 |         MASTER-SAAO |  P/ |    60 | 15.7 |        
    1533 |         MASTER-SAAO |  P/ |   180 | 16.1 |  Coadd 
    1564 |         MASTER-SAAO |  P/ |    60 | 15.8 |        
    1663 |      MASTER-Tavrida |   C |   180 | 18.1 |        
    1644 |         MASTER-SAAO |  P/ |    60 | 16.1 |        
    1735 |         MASTER-SAAO |  P/ |    60 | 15.8 |        
    1795 |         MASTER-SAAO |  P/ |   180 | 16.2 |  Coadd 
    1851 |      MASTER-Tavrida |   C |   180 | 18.2 |        
    1907 |         MASTER-SAAO |  P/ |    60 | 16.1 |        
    2040 |      MASTER-Tavrida |   C |   180 | 18.2 |        
    1998 |         MASTER-SAAO |  P/ |    60 | 14.3 |        
    2167 |         MASTER-SAAO |  P/ |    60 | 12.2 |        
    2228 |      MASTER-Tavrida |   C |   180 | 18.0 |        
    2417 |      MASTER-Tavrida |   C |   180 | 18.0 |        
    2607 |      MASTER-Tavrida |   C |   180 | 18.0 |        
    2680 |         MASTER-SAAO |  P/ |    60 | 15.6 |        
    2740 |         MASTER-SAAO |  P/ |   180 | 16.2 |  Coadd 
    2738 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    2809 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    2878 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    2947 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    3018 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    3031 |         MASTER-SAAO |  P/ |    60 | 14.2 |        
    3094 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    3110 |         MASTER-SAAO |  P/ |    60 | 16.1 |        
    3201 |         MASTER-SAAO |  P/ |    60 | 15.7 |        
    3280 |         MASTER-SAAO |  P/ |    60 | 15.3 |        
    3340 |         MASTER-SAAO |  P/ |   180 | 15.2 |  Coadd 
    3370 |         MASTER-SAAO |  P/ |    60 | 15.6 |        
    3449 |         MASTER-SAAO |  P/ |    60 | 13.1 |        
    3540 |         MASTER-SAAO |  P/ |    60 | 13.1 |        
    3630 |         MASTER-SAAO |  P/ |    60 | 15.7 |        
    3690 |         MASTER-SAAO |  P/ |   180 | 15.8 |  Coadd 
    3709 |         MASTER-SAAO |  P/ |    60 | 15.3 |        
    3800 |         MASTER-SAAO |  P/ |    60 | 13.0 |        
    3879 |         MASTER-SAAO |  P/ |    60 | 15.8 |        
    3939 |         MASTER-SAAO |  P/ |   180 | 16.1 |  Coadd 
    3970 |         MASTER-SAAO |  P/ |    60 | 15.7 |        
    4050 |         MASTER-SAAO |  P/ |    60 | 15.1 |        
    4139 |         MASTER-SAAO |  P/ |    60 | 15.2 |        
    4199 |         MASTER-SAAO |  P/ |   180 | 15.2 |  Coadd 
    4231 |         MASTER-SAAO |  P/ |    60 | 14.3 |        
    4310 |         MASTER-SAAO |  P/ |    60 | 13.1 |        
    4400 |         MASTER-SAAO |  P/ |    60 | 16.1 |        
    4460 |         MASTER-SAAO |  P/ |   180 | 15.9 |  Coadd 
    4480 |         MASTER-SAAO |  P/ |    60 | 15.0 |        
    4649 |         MASTER-SAAO |  P/ |    60 | 13.2 |        
    4739 |         MASTER-SAAO |  P/ |    60 | 15.8 |        
    4799 |         MASTER-SAAO |  P/ |   180 | 16.2 |  Coadd 
    4828 |         MASTER-SAAO |  P/ |    60 | 15.5 |        
    4908 |         MASTER-SAAO |  P/ |    60 | 15.7 |        
    5417 |         MASTER-SAAO |  P/ |    60 | 12.5 |        
    5507 |         MASTER-SAAO |  P/ |    60 | 12.4 |        
    7131 |   MASTER-Kislovodsk |   C |   180 | 15.9 |        
    7636 |   MASTER-Kislovodsk |   C |   180 | 16.0 |        
    7837 |   MASTER-Kislovodsk |   C |   180 | 16.4 |        
    8017 |   MASTER-Kislovodsk |   C |   540 | 16.5 |  Coadd 
    7837 |   MASTER-Kislovodsk |   C |   180 | 16.4 |        
    8037 |   MASTER-Kislovodsk |   C |   180 | 16.3 |        
    8037 |   MASTER-Kislovodsk |   C |   180 | 16.3 |        
    8438 |   MASTER-Kislovodsk |   C |   180 | 16.1 |        
    8438 |   MASTER-Kislovodsk |   C |   180 | 16.1 |        
    8639 |   MASTER-Kislovodsk |   C |   180 | 16.5 |        
    8639 |   MASTER-Kislovodsk |   C |   180 | 16.7 |        
    8840 |   MASTER-Kislovodsk |   C |   180 | 16.5 |        
    9020 |   MASTER-Kislovodsk |   C |   540 | 16.7 |  Coadd 
    8840 |   MASTER-Kislovodsk |   C |   180 | 16.5 |        
    9040 |   MASTER-Kislovodsk |   C |   180 | 16.5 |        
    9040 |   MASTER-Kislovodsk |   C |   180 | 16.5 |        
    9241 |   MASTER-Kislovodsk |   C |   180 | 16.7 |        
    9241 |   MASTER-Kislovodsk |   C |   180 | 16.8 |        
   11173 |   MASTER-Kislovodsk |   C |   180 | 16.3 |        
   11173 |   MASTER-Kislovodsk |   C |   180 | 16.8 |        
   11374 |   MASTER-Kislovodsk |   C |   180 | 17.0 |        
   11864 |      MASTER-Tavrida |   C |   180 | 17.8 |        
   12103 |   MASTER-Kislovodsk |   C |   180 | 17.0 |        
   12103 |   MASTER-Kislovodsk |   C |   180 | 16.5 |        
   12543 |   MASTER-Kislovodsk |   C |   180 | 16.5 |        
   12744 |   MASTER-Kislovodsk |   C |   180 | 16.5 |        
   12944 |   MASTER-Kislovodsk |   C |   180 | 16.6 |        
   12944 |   MASTER-Kislovodsk |   C |   180 | 14.3 |        
   13105 |      MASTER-Tavrida |   C |   180 | 17.6 |        
   13060 |   MASTER-Kislovodsk |   C |    10 | 15.5 |        
   13060 |   MASTER-Kislovodsk |   C |    10 | 13.5 |        
   13090 |   MASTER-Kislovodsk |   C |    10 | 15.5 |        
   13090 |   MASTER-Kislovodsk |   C |    10 | 13.6 |        
   13120 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   13120 |   MASTER-Kislovodsk |   C |    10 | 13.8 |        
   13150 |   MASTER-Kislovodsk |   C |    10 | 15.4 |        
   13150 |   MASTER-Kislovodsk |   C |    10 | 13.5 |        
   13180 |   MASTER-Kislovodsk |   C |    10 | 15.6 |        
   13180 |   MASTER-Kislovodsk |   C |    10 | 13.6 |        
   13210 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   13210 |   MASTER-Kislovodsk |   C |    10 | 13.8 |        
   13240 |   MASTER-Kislovodsk |   C |    10 | 15.8 |        
   13285 |   MASTER-Kislovodsk |   C |   100 | 16.5 |  Coadd 
   13240 |   MASTER-Kislovodsk |   C |    10 | 13.7 |        
   13270 |   MASTER-Kislovodsk |   C |    10 | 13.1 |        
   13300 |   MASTER-Kislovodsk |   C |    10 | 12.6 |        
   13330 |   MASTER-Kislovodsk |   C |    10 | 12.9 |        
   13360 |   MASTER-Kislovodsk |   C |    10 | 15.6 |        
   13360 |   MASTER-Kislovodsk |   C |    10 | 13.6 |        
   13391 |   MASTER-Kislovodsk |   C |    10 | 13.0 |        
   13621 |   MASTER-Kislovodsk |   C |    10 | 15.5 |        
   13621 |   MASTER-Kislovodsk |   C |    10 | 13.0 |        
   13652 |   MASTER-Kislovodsk |   C |    10 | 15.5 |        
   13652 |   MASTER-Kislovodsk |   C |    10 | 13.1 |        
   13682 |   MASTER-Kislovodsk |   C |    10 | 15.4 |        
   13682 |   MASTER-Kislovodsk |   C |    10 | 12.9 |        
   13712 |   MASTER-Kislovodsk |   C |    10 | 15.6 |        
   13712 |   MASTER-Kislovodsk |   C |    10 | 13.6 |        
   13742 |   MASTER-Kislovodsk |   C |    10 | 15.5 |        
   13742 |   MASTER-Kislovodsk |   C |    10 | 13.6 |        
   13772 |   MASTER-Kislovodsk |   C |    10 | 15.6 |        
   13772 |   MASTER-Kislovodsk |   C |    10 | 13.7 |        
   13802 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   13802 |   MASTER-Kislovodsk |   C |    10 | 13.5 |        
   13839 |   MASTER-Kislovodsk |   C |    10 | 13.7 |        
   13839 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   13869 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   13869 |   MASTER-Kislovodsk |   C |    10 | 13.5 |        
   13899 |   MASTER-Kislovodsk |   C |    10 | 15.5 |        
   13899 |   MASTER-Kislovodsk |   C |    10 | 13.0 |        
   13929 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   13929 |   MASTER-Kislovodsk |   C |    10 | 13.7 |        
   13959 |   MASTER-Kislovodsk |   C |    10 | 15.6 |        
   13959 |   MASTER-Kislovodsk |   C |    10 | 13.8 |        
   14003 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   14013 |   MASTER-Kislovodsk |   C |    30 | 16.1 |  Coadd 
   14003 |   MASTER-Kislovodsk |   C |    10 | 13.7 |        
   14032 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   14033 |   MASTER-Kislovodsk |   C |    10 | 13.8 |        
   14147 |   MASTER-Kislovodsk |   C |   180 | 16.7 |        
   14147 |   MASTER-Kislovodsk |   C |   180 | 14.4 |        
   14263 |   MASTER-Kislovodsk |   C |    10 | 15.8 |        
   14263 |   MASTER-Kislovodsk |   C |    10 | 13.6 |        
   14303 |   MASTER-Kislovodsk |   C |    10 | 13.8 |        
   14303 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   14333 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   14333 |   MASTER-Kislovodsk |   C |    10 | 13.6 |        
   14364 |   MASTER-Kislovodsk |   C |    10 | 15.8 |        
   14364 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   14374 |   MASTER-Kislovodsk |   C |    30 | 16.3 |  Coadd 
   14424 |   MASTER-Kislovodsk |   C |   130 | 16.9 |  Coadd 
   14394 |   MASTER-Kislovodsk |   C |    10 | 15.1 |        
   14394 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14424 |   MASTER-Kislovodsk |   C |    10 | 15.0 |        
   14424 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14454 |   MASTER-Kislovodsk |   C |    10 | 15.0 |        
   14454 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14464 |   MASTER-Kislovodsk |   C |    30 | 16.4 |  Coadd 
   14484 |   MASTER-Kislovodsk |   C |    10 | 16.0 |        
   14484 |   MASTER-Kislovodsk |   C |    10 | 15.0 |        
   14515 |   MASTER-Kislovodsk |   C |    10 | 15.1 |        
   14515 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14545 |   MASTER-Kislovodsk |   C |    10 | 15.1 |        
   14545 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14555 |   MASTER-Kislovodsk |   C |    30 | 16.4 |  Coadd 
   14575 |   MASTER-Kislovodsk |   C |    10 | 15.1 |        
   14575 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14605 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14605 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14852 |   MASTER-Kislovodsk |   C |    10 | 16.2 |        
   14862 |   MASTER-Kislovodsk |   C |    30 | 16.4 |  Coadd 
   14852 |   MASTER-Kislovodsk |   C |    10 | 16.5 |        
   14862 |   MASTER-Kislovodsk |   C |    30 | 16.8 |  Coadd 
   14895 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14895 |   MASTER-Kislovodsk |   C |    10 | 16.4 |        
   14926 |   MASTER-Kislovodsk |   C |    10 | 16.0 |        
   14926 |   MASTER-Kislovodsk |   C |    10 | 16.4 |        
   14956 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14956 |   MASTER-Kislovodsk |   C |    10 | 16.4 |        
   15153 |      MASTER-Tavrida |   C |   180 | 17.5 |        
   15351 |   MASTER-Kislovodsk |   C |   180 | 17.0 |        
   15351 |   MASTER-Kislovodsk |   C |   180 | 17.1 |        
   16599 |   MASTER-Kislovodsk |   C |   180 | 16.4 |        
   16599 |   MASTER-Kislovodsk |   C |   180 | 16.9 |        
   17818 |   MASTER-Kislovodsk |   C |   180 | 16.8 |        
   17818 |   MASTER-Kislovodsk |   C |   180 | 17.0 |        
   20396 |   MASTER-Kislovodsk |   C |   180 | 16.9 |        
   20396 |   MASTER-Kislovodsk |   C |   180 | 17.2 |        
   20813 |   MASTER-Kislovodsk |   C |   180 | 16.9 |        
   20813 |   MASTER-Kislovodsk |   C |   180 | 17.0 |        
   21611 |   MASTER-Kislovodsk |   C |   180 | 16.2 |        
   21611 |   MASTER-Kislovodsk |   C |   180 | 16.4 |        
   65939 |        MASTER-Tunka |   C |    10 | 16.2 |        
   65939 |        MASTER-Tunka |   C |    10 | 12.9 |        
   66390 |        MASTER-Tunka |   C |    15 | 16.9 |        
   67112 |        MASTER-Tunka |   C |    15 | 17.3 |        
   67154 |        MASTER-Tunka |   C |    25 | 17.5 |        
   67155 |        MASTER-Tunka |   C |    25 | 12.2 |        
   67210 |        MASTER-Tunka |   C |    40 | 17.7 |        
   67210 |        MASTER-Tunka |   C |    40 | 12.4 |        
   67277 |        MASTER-Tunka |   C |    50 | 17.7 |        
   67277 |        MASTER-Tunka |   C |    50 | 12.7 |        
   67353 |        MASTER-Tunka |   C |    55 | 17.8 |        
   67353 |        MASTER-Tunka |   C |    55 | 12.7 |        
   67816 |        MASTER-Tunka |   C |    90 | 17.9 |        
   67816 |        MASTER-Tunka |   C |    90 | 13.1 |        
   68244 |        MASTER-Tunka |   C |    60 | 18.0 |        
   69279 |        MASTER-Tunka |   C |    90 | 18.2 |        
   69279 |        MASTER-Tunka |   C |    90 | 12.7 |        
   70530 |        MASTER-Tunka |   C |    90 | 18.1 |        
   70531 |        MASTER-Tunka |   C |    90 | 12.7 |        
   71889 |        MASTER-Tunka |   C |    90 | 17.3 |        
   71889 |        MASTER-Tunka |   C |    90 | 13.2 |        
   74642 |        MASTER-Tunka |   C |   180 | 17.0 |        
   74643 |        MASTER-Tunka |   C |   180 | 13.7 |        
   76037 |        MASTER-Tunka |   C |   180 | 15.6 |        
   76037 |        MASTER-Tunka |   C |   180 | 13.7 |        
   83181 |   MASTER-Kislovodsk |   C |   180 | 16.7 |        
   83181 |   MASTER-Kislovodsk |   C |   180 | 17.2 |        
   84405 |   MASTER-Kislovodsk |   C |   180 | 16.6 |        
   84405 |   MASTER-Kislovodsk |   C |   180 | 17.5 |        
   85667 |   MASTER-Kislovodsk |   C |   180 | 17.6 |        
   85667 |   MASTER-Kislovodsk |   C |   180 | 16.7 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8692
TYPE = 35
DAYS = 0.5


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) was pointed to the SWIFT GRB230816.80 (trigger No 1185685,19h 59m 06.41s , +35d 20m 26.9s, R=0.05) errorbox  14 sec after notice time and 100 sec after trigger time at 2023-08-16 19:12:28 UT, with upper limit up to  18.2 mag. The observations began at zenith distance = 13 deg. The sun  altitude  is -22.4 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) was pointed to the SWIFT GRB230816.80 errorbox  6954 sec after notice time and 7040 sec after trigger time at 2023-08-16 21:08:08 UT, with upper limit up to  17.2 mag. The observations began at zenith distance = 20 deg. The sun  altitude  is -33.3 deg. 

The galactic latitude b =  3 deg., longitude l = 72 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2255110

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

     110 |      MASTER-Tavrida |   C |    20 | 17.0 |        
     142 |      MASTER-Tavrida |   C |    30 | 17.5 |        
     181 |      MASTER-Tavrida |   C |    30 | 17.6 |        
     224 |      MASTER-Tavrida |   C |    40 | 17.7 |        
     276 |      MASTER-Tavrida |   C |    50 | 17.7 |        
     341 |      MASTER-Tavrida |   C |    60 | 17.8 |        
     417 |      MASTER-Tavrida |   C |    80 | 17.9 |        
     510 |      MASTER-Tavrida |   C |    90 | 17.9 |        
     620 |      MASTER-Tavrida |   C |   110 | 18.0 |        
     751 |      MASTER-Tavrida |   C |   140 | 18.1 |        
     914 |      MASTER-Tavrida |   C |   170 | 18.1 |        
    1098 |      MASTER-Tavrida |   C |   180 | 18.0 |        
    1287 |      MASTER-Tavrida |   C |   180 | 18.0 |        
    1476 |      MASTER-Tavrida |   C |   180 | 18.1 |        
    1663 |      MASTER-Tavrida |   C |   180 | 18.1 |        
    1851 |      MASTER-Tavrida |   C |   180 | 18.2 |        
    2040 |      MASTER-Tavrida |   C |   180 | 18.2 |        
    2228 |      MASTER-Tavrida |   C |   180 | 18.0 |        
    2417 |      MASTER-Tavrida |   C |   180 | 18.0 |        
    2607 |      MASTER-Tavrida |   C |   180 | 18.0 |        
    2738 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    2809 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    2878 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    2947 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    3018 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    3094 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    7131 |   MASTER-Kislovodsk |   C |   180 | 15.9 |        
    7636 |   MASTER-Kislovodsk |   C |   180 | 16.0 |        
    7837 |   MASTER-Kislovodsk |   C |   180 | 16.4 |        
    8017 |   MASTER-Kislovodsk |   C |   540 | 16.5 |  Coadd 
    7837 |   MASTER-Kislovodsk |   C |   180 | 16.4 |        
    8037 |   MASTER-Kislovodsk |   C |   180 | 16.3 |        
    8037 |   MASTER-Kislovodsk |   C |   180 | 16.3 |        
    8438 |   MASTER-Kislovodsk |   C |   180 | 16.1 |        
    8438 |   MASTER-Kislovodsk |   C |   180 | 16.1 |        
    8639 |   MASTER-Kislovodsk |   C |   180 | 16.5 |        
    8639 |   MASTER-Kislovodsk |   C |   180 | 16.7 |        
    8840 |   MASTER-Kislovodsk |   C |   180 | 16.5 |        
    9020 |   MASTER-Kislovodsk |   C |   540 | 16.7 |  Coadd 
    8840 |   MASTER-Kislovodsk |   C |   180 | 16.5 |        
    9040 |   MASTER-Kislovodsk |   C |   180 | 16.5 |        
    9040 |   MASTER-Kislovodsk |   C |   180 | 16.5 |        
    9241 |   MASTER-Kislovodsk |   C |   180 | 16.7 |        
    9241 |   MASTER-Kislovodsk |   C |   180 | 16.8 |        
   11173 |   MASTER-Kislovodsk |   C |   180 | 16.3 |        
   11173 |   MASTER-Kislovodsk |   C |   180 | 16.8 |        
   11374 |   MASTER-Kislovodsk |   C |   180 | 17.0 |        
   11864 |      MASTER-Tavrida |   C |   180 | 17.8 |        
   12103 |   MASTER-Kislovodsk |   C |   180 | 17.0 |        
   12103 |   MASTER-Kislovodsk |   C |   180 | 16.5 |        
   12543 |   MASTER-Kislovodsk |   C |   180 | 16.5 |        
   12744 |   MASTER-Kislovodsk |   C |   180 | 16.5 |        
   12944 |   MASTER-Kislovodsk |   C |   180 | 16.6 |        
   12944 |   MASTER-Kislovodsk |   C |   180 | 14.3 |        
   13105 |      MASTER-Tavrida |   C |   180 | 17.6 |        
   13060 |   MASTER-Kislovodsk |   C |    10 | 15.5 |        
   13060 |   MASTER-Kislovodsk |   C |    10 | 13.5 |        
   13090 |   MASTER-Kislovodsk |   C |    10 | 15.5 |        
   13090 |   MASTER-Kislovodsk |   C |    10 | 13.6 |        
   13120 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   13120 |   MASTER-Kislovodsk |   C |    10 | 13.8 |        
   13150 |   MASTER-Kislovodsk |   C |    10 | 15.4 |        
   13150 |   MASTER-Kislovodsk |   C |    10 | 13.5 |        
   13180 |   MASTER-Kislovodsk |   C |    10 | 15.6 |        
   13180 |   MASTER-Kislovodsk |   C |    10 | 13.6 |        
   13210 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   13210 |   MASTER-Kislovodsk |   C |    10 | 13.8 |        
   13240 |   MASTER-Kislovodsk |   C |    10 | 15.8 |        
   13285 |   MASTER-Kislovodsk |   C |   100 | 16.5 |  Coadd 
   13240 |   MASTER-Kislovodsk |   C |    10 | 13.7 |        
   13270 |   MASTER-Kislovodsk |   C |    10 | 13.1 |        
   13300 |   MASTER-Kislovodsk |   C |    10 | 12.6 |        
   13330 |   MASTER-Kislovodsk |   C |    10 | 12.9 |        
   13360 |   MASTER-Kislovodsk |   C |    10 | 15.6 |        
   13360 |   MASTER-Kislovodsk |   C |    10 | 13.6 |        
   13391 |   MASTER-Kislovodsk |   C |    10 | 13.0 |        
   13621 |   MASTER-Kislovodsk |   C |    10 | 15.5 |        
   13621 |   MASTER-Kislovodsk |   C |    10 | 13.0 |        
   13652 |   MASTER-Kislovodsk |   C |    10 | 15.5 |        
   13652 |   MASTER-Kislovodsk |   C |    10 | 13.1 |        
   13682 |   MASTER-Kislovodsk |   C |    10 | 15.4 |        
   13682 |   MASTER-Kislovodsk |   C |    10 | 12.9 |        
   13712 |   MASTER-Kislovodsk |   C |    10 | 15.6 |        
   13712 |   MASTER-Kislovodsk |   C |    10 | 13.6 |        
   13742 |   MASTER-Kislovodsk |   C |    10 | 15.5 |        
   13742 |   MASTER-Kislovodsk |   C |    10 | 13.6 |        
   13772 |   MASTER-Kislovodsk |   C |    10 | 15.6 |        
   13772 |   MASTER-Kislovodsk |   C |    10 | 13.7 |        
   13802 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   13802 |   MASTER-Kislovodsk |   C |    10 | 13.5 |        
   13839 |   MASTER-Kislovodsk |   C |    10 | 13.7 |        
   13839 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   13869 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   13869 |   MASTER-Kislovodsk |   C |    10 | 13.5 |        
   13899 |   MASTER-Kislovodsk |   C |    10 | 15.5 |        
   13899 |   MASTER-Kislovodsk |   C |    10 | 13.0 |        
   13929 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   13929 |   MASTER-Kislovodsk |   C |    10 | 13.7 |        
   13959 |   MASTER-Kislovodsk |   C |    10 | 15.6 |        
   13959 |   MASTER-Kislovodsk |   C |    10 | 13.8 |        
   14003 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   14013 |   MASTER-Kislovodsk |   C |    30 | 16.1 |  Coadd 
   14003 |   MASTER-Kislovodsk |   C |    10 | 13.7 |        
   14032 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   14033 |   MASTER-Kislovodsk |   C |    10 | 13.8 |        
   14147 |   MASTER-Kislovodsk |   C |   180 | 16.7 |        
   14147 |   MASTER-Kislovodsk |   C |   180 | 14.4 |        
   14263 |   MASTER-Kislovodsk |   C |    10 | 15.8 |        
   14263 |   MASTER-Kislovodsk |   C |    10 | 13.6 |        
   14303 |   MASTER-Kislovodsk |   C |    10 | 13.8 |        
   14303 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   14333 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   14333 |   MASTER-Kislovodsk |   C |    10 | 13.6 |        
   14364 |   MASTER-Kislovodsk |   C |    10 | 15.8 |        
   14364 |   MASTER-Kislovodsk |   C |    10 | 15.7 |        
   14374 |   MASTER-Kislovodsk |   C |    30 | 16.3 |  Coadd 
   14424 |   MASTER-Kislovodsk |   C |   130 | 16.9 |  Coadd 
   14394 |   MASTER-Kislovodsk |   C |    10 | 15.1 |        
   14394 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14424 |   MASTER-Kislovodsk |   C |    10 | 15.0 |        
   14424 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14454 |   MASTER-Kislovodsk |   C |    10 | 15.0 |        
   14454 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14464 |   MASTER-Kislovodsk |   C |    30 | 16.4 |  Coadd 
   14484 |   MASTER-Kislovodsk |   C |    10 | 16.0 |        
   14484 |   MASTER-Kislovodsk |   C |    10 | 15.0 |        
   14515 |   MASTER-Kislovodsk |   C |    10 | 15.1 |        
   14515 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14545 |   MASTER-Kislovodsk |   C |    10 | 15.1 |        
   14545 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14555 |   MASTER-Kislovodsk |   C |    30 | 16.4 |  Coadd 
   14575 |   MASTER-Kislovodsk |   C |    10 | 15.1 |        
   14575 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14605 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14605 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14852 |   MASTER-Kislovodsk |   C |    10 | 16.2 |        
   14862 |   MASTER-Kislovodsk |   C |    30 | 16.4 |  Coadd 
   14852 |   MASTER-Kislovodsk |   C |    10 | 16.5 |        
   14862 |   MASTER-Kislovodsk |   C |    30 | 16.8 |  Coadd 
   14895 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14895 |   MASTER-Kislovodsk |   C |    10 | 16.4 |        
   14926 |   MASTER-Kislovodsk |   C |    10 | 16.0 |        
   14926 |   MASTER-Kislovodsk |   C |    10 | 16.4 |        
   14956 |   MASTER-Kislovodsk |   C |    10 | 16.1 |        
   14956 |   MASTER-Kislovodsk |   C |    10 | 16.4 |        
   15153 |      MASTER-Tavrida |   C |   180 | 17.5 |        
   15351 |   MASTER-Kislovodsk |   C |   180 | 17.0 |        
   15351 |   MASTER-Kislovodsk |   C |   180 | 17.1 |        
   16599 |   MASTER-Kislovodsk |   C |   180 | 16.4 |        
   16599 |   MASTER-Kislovodsk |   C |   180 | 16.9 |        
   17818 |   MASTER-Kislovodsk |   C |   180 | 16.8 |        
   17818 |   MASTER-Kislovodsk |   C |   180 | 17.0 |        
   20396 |   MASTER-Kislovodsk |   C |   180 | 16.9 |        
   20396 |   MASTER-Kislovodsk |   C |   180 | 17.2 |        
   20813 |   MASTER-Kislovodsk |   C |   180 | 16.9 |        
   20813 |   MASTER-Kislovodsk |   C |   180 | 17.0 |        
   21611 |   MASTER-Kislovodsk |   C |   180 | 16.2 |        
   21611 |   MASTER-Kislovodsk |   C |   180 | 16.4 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8690
TYPE = 35
DAYS = 0.1


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) was pointed to the SWIFT GRB230816.80 (trigger No 1185685,19h 59m 06.41s , +35d 20m 26.9s, R=0.05) errorbox  14 sec after notice time and 100 sec after trigger time at 2023-08-16 19:12:28 UT, with upper limit up to  18.2 mag. The observations began at zenith distance = 13 deg. The sun  altitude  is -22.4 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) was pointed to the SWIFT GRB230816.80 errorbox  6954 sec after notice time and 7040 sec after trigger time at 2023-08-16 21:08:08 UT, with upper limit up to  16.7 mag. The observations began at zenith distance = 20 deg. The sun  altitude  is -33.3 deg. 

The galactic latitude b =  3 deg., longitude l = 72 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2255110

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

     110 |      MASTER-Tavrida |   C |    20 | 17.0 |        
     142 |      MASTER-Tavrida |   C |    30 | 17.5 |        
     181 |      MASTER-Tavrida |   C |    30 | 17.6 |        
     224 |      MASTER-Tavrida |   C |    40 | 17.7 |        
     276 |      MASTER-Tavrida |   C |    50 | 17.7 |        
     341 |      MASTER-Tavrida |   C |    60 | 17.8 |        
     417 |      MASTER-Tavrida |   C |    80 | 17.9 |        
     510 |      MASTER-Tavrida |   C |    90 | 17.9 |        
     620 |      MASTER-Tavrida |   C |   110 | 18.0 |        
     751 |      MASTER-Tavrida |   C |   140 | 18.1 |        
     914 |      MASTER-Tavrida |   C |   170 | 18.1 |        
    1098 |      MASTER-Tavrida |   C |   180 | 18.0 |        
    1287 |      MASTER-Tavrida |   C |   180 | 18.0 |        
    1476 |      MASTER-Tavrida |   C |   180 | 18.1 |        
    1663 |      MASTER-Tavrida |   C |   180 | 18.1 |        
    1851 |      MASTER-Tavrida |   C |   180 | 18.2 |        
    2040 |      MASTER-Tavrida |   C |   180 | 18.2 |        
    2228 |      MASTER-Tavrida |   C |   180 | 18.0 |        
    2417 |      MASTER-Tavrida |   C |   180 | 18.0 |        
    2607 |      MASTER-Tavrida |   C |   180 | 18.0 |        
    2738 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    2809 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    2878 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    2947 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    3018 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    3094 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    7131 |   MASTER-Kislovodsk |   C |   180 | 15.9 |        
    7636 |   MASTER-Kislovodsk |   C |   180 | 16.0 |        
    7837 |   MASTER-Kislovodsk |   C |   180 | 16.4 |        
    8017 |   MASTER-Kislovodsk |   C |   540 | 16.5 |  Coadd 
    7837 |   MASTER-Kislovodsk |   C |   180 | 16.4 |        
    8037 |   MASTER-Kislovodsk |   C |   180 | 16.3 |        
    8037 |   MASTER-Kislovodsk |   C |   180 | 16.3 |        
    8438 |   MASTER-Kislovodsk |   C |   180 | 16.1 |        
    8438 |   MASTER-Kislovodsk |   C |   180 | 16.1 |        
    8639 |   MASTER-Kislovodsk |   C |   180 | 16.5 |        
    8639 |   MASTER-Kislovodsk |   C |   180 | 16.7 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8687
TYPE = 35
DAYS = 0


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) was pointed to the SWIFT GRB230816.80 (trigger No 1185685,19h 59m 06.41s , +35d 20m 26.9s, R=0.05) errorbox  14 sec after notice time and 100 sec after trigger time at 2023-08-16 19:12:28 UT, with upper limit up to  17.5 mag. The observations began at zenith distance = 13 deg. The sun  altitude  is -22.4 deg. 

The galactic latitude b =  3 deg., longitude l = 72 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2255110

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

     110 |      MASTER-Tavrida |   C |    20 | 17.0 |        
     142 |      MASTER-Tavrida |   C |    30 | 17.5 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8686
TYPE = 35
DAYS = 0


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) was pointed to the SWIFT GRB230816.80 (trigger No 1185685,19h 59m 06.41s , +35d 20m 26.9s, R=0.05) errorbox  14 sec after notice time and 100 sec after trigger time at 2023-08-16 19:12:28 UT, with upper limit up to  17.5 mag. The observations began at zenith distance = 13 deg. The sun  altitude  is -22.4 deg. 

The galactic latitude b =  3 deg., longitude l = 72 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2255110

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

     110 |      MASTER-Tavrida |   C |    20 | 17.0 |        
     142 |      MASTER-Tavrida |   C |    30 | 17.5 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8685
TYPE = 34
DAYS = 0


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) was pointed to the SWIFT GRB230816.80 (trigger No 1185685,19h 59m 06.41s , +35d 20m 26.9s, R=0.05) errorbox  14 sec after notice time and 100 sec after trigger time at 2023-08-16 19:12:28 UT, with upper limit up to  17.5 mag. The observations began at zenith distance = 13 deg. The sun  altitude  is -22.4 deg. 

The galactic latitude b =  3 deg., longitude l = 72 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2255110

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

     110 |      MASTER-Tavrida |   C |    20 | 17.0 |        
     142 |      MASTER-Tavrida |   C |    30 | 17.5 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2025

MASTER Net MASTER Database: GRB230816.80 page

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Vostryakovo

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Tunka

Kislovodsk

Tavrida

SAAO

IAC

Argentina

Mexico

Ural

Vostryakovo

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: