MASTER Net MASTER Database: GRB230628.93 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 SWIFT GRB230628.93
Trignum 1177054
Trigger time 2023-06-28 22:26:10.69
Notice time 2023-06-28 22:26:59.692728
Coord, eb (11h 27m 21.84s , -11d 26m 49.2s) , 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You are viewing outdated information, relevant error box is here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
2230052 2023-06-28 22:30:24.268015 11h 27m 22.32s -11d 26m 55.7s SWIFT 0 alert 1177054 2 68 alert
2230067 2023-06-28 22:52:09.511581 11h 27m 23.76s -11d 27m 50.4s SWIFT 0.0005 alert 1177054 2 67 alert
2230049 2023-06-28 22:26:59.692728 11h 27m 21.84s -11d 26m 49.2s SWIFT 0.05 alert 1177054 1 61 alert

DAYS:

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

Synchronous WFC images
Distance datetime coord2000 observatory camera links
58.1 2023-06-28 22:26:09.754 15h 24m 47.00s -31d 48m 06.0s OAFA 29008 Database OAFA
Errorbox center visibility at MASTER facilities
trigger notice notice+1hr now

2023-06-28 22:26:10 (JD 2460124.434838)

Siderial time 19.394539 h

Ra 11:27:21.84 Dec -11:26:49.20
(171.841000d, -11.447000d)

Rise 2023-06-29 09:32:57

Transit 2023-06-29 14:27:13

Set 2023-06-29 19:21:30

Amur

Object: Altitude: -44.46 Azimuth: 221.64

Sun: Altitude: 26.20 Azimuth: 264.45

Moon: Altitude: -52.30 Azimuth: 158.02

Tunka

Object: Altitude: -49.47 Azimuth: 186.83

Sun: Altitude: 11.74 Azimuth: 247.13

Moon: Altitude: -41.73 Azimuth: 126.79

Kislovodsk

Object: Altitude: -32.21 Azimuth: 106.16

Sun: Altitude: -20.84 Azimuth: 198.25

Moon: Altitude: -3.77 Azimuth: 73.78

Tavrida

Object: Altitude: -26.05 Azimuth: 99.98

Sun: Altitude: -21.37 Azimuth: 189.94

Moon: Altitude: 1.67 Azimuth: 67.89

SAAO

Object: Altitude: -3.99 Azimuth: 73.75

Sun: Altitude: -80.49 Azimuth: 17.68

Moon: Altitude: 33.06 Azimuth: 93.67

IAC

Object: Altitude: 15.74 Azimuth: 67.30

Sun: Altitude: -25.35 Azimuth: 138.74

Moon: Altitude: 42.24 Azimuth: 29.84

Argentina

Object: Altitude: 66.77 Azimuth: 148.51

Sun: Altitude: -9.42 Azimuth: 111.62

Moon: Altitude: 57.13 Azimuth: 244.88

Mexico

Object: Altitude: 39.24 Azimuth: 322.26

Sun: Altitude: 48.92 Azimuth: 90.65

Moon: Altitude: 7.80 Azimuth: 291.91

Ural

Object: Altitude: -35.52 Azimuth: 130.73

Sun: Altitude: -4.29 Azimuth: 212.43

Moon: Altitude: -16.50 Azimuth: 89.07

Vostryakovo

Object: Altitude: -25.82 Azimuth: 108.23

Sun: Altitude: -10.45 Azimuth: 192.94

Moon: Altitude: -4.36 Azimuth: 71.03

Gal. latitude: 46.402472 Gal. longitude: 273.288493

Dist. to Sun: 80.753732

Dist. to Moon: 41.578425

Moon coord.: (214.447251 d, -14.287929 d)

Sun coord.: (97.242833 d, 23.279221 d)

Lunar disk: 0.753178

Lunar phase: 59.578566

Lunar bright limb: 288.917714

No SN in this field

2023-06-28 22:26:59 (JD 2460124.435405)

Siderial time 19.408187 h

Ra 11:27:21.84 Dec -11:26:49.20
(171.841000d, -11.447000d)

Rise 2023-06-29 09:32:57

Transit 2023-06-29 14:27:13

Set 2023-06-29 19:21:30

Amur

Object: Altitude: -44.37 Azimuth: 221.90

Sun: Altitude: 26.33 Azimuth: 264.60

Moon: Altitude: -52.35 Azimuth: 158.32

Tunka

Object: Altitude: -49.46 Azimuth: 187.14

Sun: Altitude: 11.86 Azimuth: 247.28

Moon: Altitude: -41.83 Azimuth: 127.01

Kislovodsk

Object: Altitude: -32.35 Azimuth: 106.32

Sun: Altitude: -20.79 Azimuth: 198.45

Moon: Altitude: -3.90 Azimuth: 73.91

Tavrida

Object: Altitude: -26.19 Azimuth: 100.14

Sun: Altitude: -21.35 Azimuth: 190.14

Moon: Altitude: 1.54 Azimuth: 68.03

SAAO

Object: Altitude: -4.16 Azimuth: 73.64

Sun: Altitude: -80.54 Azimuth: 16.59

Moon: Altitude: 32.89 Azimuth: 93.56

IAC

Object: Altitude: 15.58 Azimuth: 67.41

Sun: Altitude: -25.46 Azimuth: 138.90

Moon: Altitude: 42.15 Azimuth: 30.07

Argentina

Object: Altitude: 66.68 Azimuth: 148.06

Sun: Altitude: -9.59 Azimuth: 111.52

Moon: Altitude: 57.28 Azimuth: 244.67

Mexico

Object: Altitude: 39.34 Azimuth: 322.48

Sun: Altitude: 48.74 Azimuth: 90.76

Moon: Altitude: 7.95 Azimuth: 292.03

Ural

Object: Altitude: -35.60 Azimuth: 130.95

Sun: Altitude: -4.23 Azimuth: 212.60

Moon: Altitude: -16.61 Azimuth: 89.23

Vostryakovo

Object: Altitude: -25.93 Azimuth: 108.42

Sun: Altitude: -10.43 Azimuth: 193.12

Moon: Altitude: -4.47 Azimuth: 71.18

Gal. latitude: 46.402472 Gal. longitude: 273.288493

Dist. to Sun: 80.753207

Dist. to Moon: 41.585139

Moon coord.: (214.454249 d, -14.290977 d)

Sun coord.: (97.243421 d, 23.279194 d)

Lunar disk: 0.753230

Lunar phase: 59.571716

Lunar bright limb: 288.915609

No SN in this field

2023-06-28 23:26:59 (JD 2460124.477072)

Siderial time 20.410925 h

Ra 11:27:21.84 Dec -11:26:49.20
(171.841000d, -11.447000d)

Rise 2023-06-29 09:32:57

Transit 2023-06-29 14:27:13

Set 2023-06-29 19:21:30

Amur

Object: Altitude: -36.98 Azimuth: 238.77

Sun: Altitude: 35.89 Azimuth: 276.21

Moon: Altitude: -54.19 Azimuth: 181.75

Tunka

Object: Altitude: -46.57 Azimuth: 208.83

Sun: Altitude: 20.70 Azimuth: 258.29

Moon: Altitude: -48.29 Azimuth: 144.77

Kislovodsk

Object: Altitude: -42.33 Azimuth: 120.02

Sun: Altitude: -16.16 Azimuth: 212.13

Moon: Altitude: -14.34 Azimuth: 83.49

Tavrida

Object: Altitude: -36.44 Azimuth: 112.59

Sun: Altitude: -18.18 Azimuth: 204.38

Moon: Altitude: -8.48 Azimuth: 77.94

SAAO

Object: Altitude: -16.03 Azimuth: 64.74

Sun: Altitude: -75.99 Azimuth: 307.49

Moon: Altitude: 20.75 Azimuth: 85.58

IAC

Object: Altitude: 3.03 Azimuth: 75.27

Sun: Altitude: -32.97 Azimuth: 152.16

Moon: Altitude: 34.15 Azimuth: 44.83

Argentina

Object: Altitude: 57.59 Azimuth: 122.76

Sun: Altitude: -21.70 Azimuth: 104.70

Moon: Altitude: 67.51 Azimuth: 223.39

Mexico

Object: Altitude: 45.52 Azimuth: 340.68

Sun: Altitude: 35.94 Azimuth: 97.66

Moon: Altitude: 18.95 Azimuth: 301.07

Ural

Object: Altitude: -40.89 Azimuth: 148.52

Sun: Altitude: 0.90 Azimuth: 225.39

Moon: Altitude: -24.65 Azimuth: 101.59

Vostryakovo

Object: Altitude: -33.62 Azimuth: 122.93

Sun: Altitude: -7.52 Azimuth: 206.76

Moon: Altitude: -12.68 Azimuth: 82.75

Gal. latitude: 46.402472 Gal. longitude: 273.288493

Dist. to Sun: 80.714660

Dist. to Moon: 42.079304

Moon coord.: (214.969246 d, -14.514490 d)

Sun coord.: (97.286599 d, 23.277198 d)

Lunar disk: 0.757010

Lunar phase: 59.068033

Lunar bright limb: 288.759408

No SN in this field

2025-05-09 08:49:06 (JD 2460804.867431)

Siderial time 2.487867 h

Ra 11:27:21.84 Dec -11:26:49.20
(171.841000d, -11.447000d)

Rise 2025-05-09 12:51:26

Transit 2025-05-09 17:45:43

Set 2025-05-09 22:39:60

Amur

Object: Altitude: 17.00 Azimuth: 313.91

Sun: Altitude: 18.97 Azimuth: 94.60

Moon: Altitude: 11.48 Azimuth: 294.68

Tunka

Object: Altitude: 3.47 Azimuth: 293.49

Sun: Altitude: 34.03 Azimuth: 74.00

Moon: Altitude: -3.65 Azimuth: 275.40

Kislovodsk

Object: Altitude: -36.07 Azimuth: 249.07

Sun: Altitude: 63.42 Azimuth: 351.54

Moon: Altitude: -43.43 Azimuth: 225.57

Tavrida

Object: Altitude: -41.16 Azimuth: 240.34

Sun: Altitude: 60.72 Azimuth: 335.10

Moon: Altitude: -46.60 Azimuth: 214.32

SAAO

Object: Altitude: -38.31 Azimuth: 323.18

Sun: Altitude: 34.51 Azimuth: 210.11

Moon: Altitude: -50.31 Azimuth: 344.75

IAC

Object: Altitude: -71.30 Azimuth: 152.62

Sun: Altitude: 31.55 Azimuth: 266.13

Moon: Altitude: -55.80 Azimuth: 125.01

Argentina

Object: Altitude: -17.05 Azimuth: 64.25

Sun: Altitude: -30.69 Azimuth: 267.68

Moon: Altitude: -4.81 Azimuth: 79.64

Mexico

Object: Altitude: 4.57 Azimuth: 73.71

Sun: Altitude: -36.71 Azimuth: 207.89

Moon: Altitude: 22.88 Azimuth: 66.98

Ural

Object: Altitude: -21.80 Azimuth: 257.05

Sun: Altitude: 49.15 Azimuth: 19.26

Moon: Altitude: -26.71 Azimuth: 236.41

Vostryakovo

Object: Altitude: -33.53 Azimuth: 237.25

Sun: Altitude: 51.42 Azimuth: 346.66

Moon: Altitude: -36.40 Azimuth: 213.75

Gal. latitude: 46.402472 Gal. longitude: 273.288493

Dist. to Sun: 127.201389

Dist. to Moon: 19.426361

Moon coord.: (190.781369 d, -6.209295 d)

Sun coord.: (46.177523 d, 17.376366 d)

Lunar disk: 0.903367

Lunar phase: 36.221858

Lunar bright limb: 291.054746

No SN in this field
Recent coverage and limits telegrams

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

  ID = 8471
TYPE = 35
DAYS = 1


MASTER-OAFA robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Argentina (OAFA observatory of San Juan National University) was pointed to the SWIFT GRB230628.93 (trigger No 1177054,11h 27m 21.84s , -11d 26m 49.2s, R=0.05) errorbox  4426 sec after notice time and 4457 sec after trigger time at 2023-06-28 23:40:27 UT, with upper limit up to  19.3 mag. The observations began at zenith distance = 35 deg. The sun  altitude  is -24.6 deg. 

The galactic latitude b = 46 deg., longitude l = 273 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2230049

We obtain a following upper limits.  

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

    4487 |         MASTER-OAFA |   C |    60 | 18.0 |        
    4547 |         MASTER-OAFA |   C |   180 | 18.6 |  Coadd 
    4667 |         MASTER-OAFA |   C |   420 | 19.0 |  Coadd 
    4757 |         MASTER-OAFA |   C |   600 | 19.2 |  Coadd 
    5117 |         MASTER-OAFA |   C |  1320 | 19.3 |  Coadd 
    5117 |         MASTER-OAFA |   C |  1320 | 19.3 |  Coadd 
    4579 |         MASTER-OAFA |   C |    60 | 18.1 |        
    4672 |         MASTER-OAFA |   C |    60 | 18.1 |        
    4764 |         MASTER-OAFA |   C |    60 | 18.0 |        
    4824 |         MASTER-OAFA |   C |   180 | 18.6 |  Coadd 
    4855 |         MASTER-OAFA |   C |    60 | 18.0 |        
    4947 |         MASTER-OAFA |   C |    60 | 18.0 |        
    5038 |         MASTER-OAFA |   C |    60 | 18.0 |        
    5098 |         MASTER-OAFA |   C |   180 | 18.6 |  Coadd 
    5128 |         MASTER-OAFA |   C |    60 | 18.1 |        
    5220 |         MASTER-OAFA |   C |    60 | 18.1 |        
    5312 |         MASTER-OAFA |   C |    60 | 18.1 |        
    5492 |         MASTER-OAFA |   C |   420 | 19.0 |  Coadd 
    5626 |         MASTER-OAFA |   C |   180 | 18.5 |        
    5837 |         MASTER-OAFA |   C |   180 | 18.5 |        
    6220 |         MASTER-OAFA |   C |   180 | 18.4 |        
    6400 |         MASTER-OAFA |   C |   540 | 18.9 |  Coadd 
    6431 |         MASTER-OAFA |   C |   180 | 18.4 |        
    6642 |         MASTER-OAFA |   C |   180 | 18.4 |        
    6853 |         MASTER-OAFA |   C |   180 | 18.5 |        
    7033 |         MASTER-OAFA |   C |   540 | 19.0 |  Coadd 
    7064 |         MASTER-OAFA |   C |   180 | 18.5 |        
    7421 |         MASTER-OAFA |   C |   180 | 18.4 |        
    7632 |         MASTER-OAFA |   C |   180 | 18.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8468
TYPE = 35
DAYS = 0.5


MASTER-OAFA robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Argentina (OAFA observatory of San Juan National University) was pointed to the SWIFT GRB230628.93 (trigger No 1177054,11h 27m 21.84s , -11d 26m 49.2s, R=0.05) errorbox  4426 sec after notice time and 4457 sec after trigger time at 2023-06-28 23:40:27 UT, with upper limit up to  19.3 mag. The observations began at zenith distance = 35 deg. The sun  altitude  is -24.6 deg. 

The galactic latitude b = 46 deg., longitude l = 273 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2230049

We obtain a following upper limits.  

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

    4487 |         MASTER-OAFA |   C |    60 | 18.0 |        
    4547 |         MASTER-OAFA |   C |   180 | 18.6 |  Coadd 
    4667 |         MASTER-OAFA |   C |   420 | 19.0 |  Coadd 
    4757 |         MASTER-OAFA |   C |   600 | 19.2 |  Coadd 
    5117 |         MASTER-OAFA |   C |  1320 | 19.3 |  Coadd 
    5117 |         MASTER-OAFA |   C |  1320 | 19.3 |  Coadd 
    4579 |         MASTER-OAFA |   C |    60 | 18.1 |        
    4672 |         MASTER-OAFA |   C |    60 | 18.1 |        
    4764 |         MASTER-OAFA |   C |    60 | 18.0 |        
    4824 |         MASTER-OAFA |   C |   180 | 18.6 |  Coadd 
    4855 |         MASTER-OAFA |   C |    60 | 18.0 |        
    4947 |         MASTER-OAFA |   C |    60 | 18.0 |        
    5038 |         MASTER-OAFA |   C |    60 | 18.0 |        
    5098 |         MASTER-OAFA |   C |   180 | 18.6 |  Coadd 
    5128 |         MASTER-OAFA |   C |    60 | 18.1 |        
    5220 |         MASTER-OAFA |   C |    60 | 18.1 |        
    5312 |         MASTER-OAFA |   C |    60 | 18.1 |        
    5492 |         MASTER-OAFA |   C |   420 | 19.0 |  Coadd 
    5626 |         MASTER-OAFA |   C |   180 | 18.5 |        
    5837 |         MASTER-OAFA |   C |   180 | 18.5 |        
    6220 |         MASTER-OAFA |   C |   180 | 18.4 |        
    6400 |         MASTER-OAFA |   C |   540 | 18.9 |  Coadd 
    6431 |         MASTER-OAFA |   C |   180 | 18.4 |        
    6642 |         MASTER-OAFA |   C |   180 | 18.4 |        
    6853 |         MASTER-OAFA |   C |   180 | 18.5 |        
    7033 |         MASTER-OAFA |   C |   540 | 19.0 |  Coadd 
    7064 |         MASTER-OAFA |   C |   180 | 18.5 |        
    7421 |         MASTER-OAFA |   C |   180 | 18.4 |        
    7632 |         MASTER-OAFA |   C |   180 | 18.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8464
TYPE = 35
DAYS = 0.1


MASTER-OAFA robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Argentina (OAFA observatory of San Juan National University) was pointed to the SWIFT GRB230628.93 (trigger No 1177054,11h 27m 21.84s , -11d 26m 49.2s, R=0.05) errorbox  4426 sec after notice time and 4457 sec after trigger time at 2023-06-28 23:40:27 UT, with upper limit up to  19.3 mag. The observations began at zenith distance = 35 deg. The sun  altitude  is -24.6 deg. 

The galactic latitude b = 46 deg., longitude l = 273 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2230049

We obtain a following upper limits.  

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

    4487 |         MASTER-OAFA |   C |    60 | 18.0 |        
    4547 |         MASTER-OAFA |   C |   180 | 18.6 |  Coadd 
    4667 |         MASTER-OAFA |   C |   420 | 19.0 |  Coadd 
    4757 |         MASTER-OAFA |   C |   600 | 19.2 |  Coadd 
    5117 |         MASTER-OAFA |   C |  1320 | 19.3 |  Coadd 
    5117 |         MASTER-OAFA |   C |  1320 | 19.3 |  Coadd 
    4579 |         MASTER-OAFA |   C |    60 | 18.1 |        
    4672 |         MASTER-OAFA |   C |    60 | 18.1 |        
    4764 |         MASTER-OAFA |   C |    60 | 18.0 |        
    4824 |         MASTER-OAFA |   C |   180 | 18.6 |  Coadd 
    4855 |         MASTER-OAFA |   C |    60 | 18.0 |        
    4947 |         MASTER-OAFA |   C |    60 | 18.0 |        
    5038 |         MASTER-OAFA |   C |    60 | 18.0 |        
    5098 |         MASTER-OAFA |   C |   180 | 18.6 |  Coadd 
    5128 |         MASTER-OAFA |   C |    60 | 18.1 |        
    5220 |         MASTER-OAFA |   C |    60 | 18.1 |        
    5312 |         MASTER-OAFA |   C |    60 | 18.1 |        
    5492 |         MASTER-OAFA |   C |   420 | 19.0 |  Coadd 
    5626 |         MASTER-OAFA |   C |   180 | 18.5 |        
    5837 |         MASTER-OAFA |   C |   180 | 18.5 |        
    6220 |         MASTER-OAFA |   C |   180 | 18.4 |        
    6400 |         MASTER-OAFA |   C |   540 | 18.9 |  Coadd 
    6431 |         MASTER-OAFA |   C |   180 | 18.4 |        
    6642 |         MASTER-OAFA |   C |   180 | 18.4 |        
    6853 |         MASTER-OAFA |   C |   180 | 18.5 |        
    7033 |         MASTER-OAFA |   C |   540 | 19.0 |  Coadd 
    7064 |         MASTER-OAFA |   C |   180 | 18.5 |        
    7421 |         MASTER-OAFA |   C |   180 | 18.4 |        
    7632 |         MASTER-OAFA |   C |   180 | 18.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8460
TYPE = 35
DAYS = 0


MASTER-OAFA robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Argentina (OAFA observatory of San Juan National University) was pointed to the SWIFT GRB230628.93 (trigger No 1177054,11h 27m 21.84s , -11d 26m 49.2s, R=0.05) errorbox  4426 sec after notice time and 4457 sec after trigger time at 2023-06-28 23:40:27 UT, with upper limit up to  18.1 mag. The observations began at zenith distance = 35 deg. The sun  altitude  is -24.6 deg. 

The galactic latitude b = 46 deg., longitude l = 273 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2230049

We obtain a following upper limits.  

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

    4487 |         MASTER-OAFA |   C |    60 | 18.0 |        
    4579 |         MASTER-OAFA |   C |    60 | 18.1 |        
    4672 |         MASTER-OAFA |   C |    60 | 18.1 |        
    4764 |         MASTER-OAFA |   C |    60 | 18.0 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8459
TYPE = 35
DAYS = 0


MASTER-OAFA robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Argentina (OAFA observatory of San Juan National University) was pointed to the SWIFT GRB230628.93 (trigger No 1177054,11h 27m 21.84s , -11d 26m 49.2s, R=0.05) errorbox  4426 sec after notice time and 4457 sec after trigger time at 2023-06-28 23:40:27 UT, with upper limit up to  18.1 mag. The observations began at zenith distance = 35 deg. The sun  altitude  is -24.6 deg. 

The galactic latitude b = 46 deg., longitude l = 273 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2230049

We obtain a following upper limits.  

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

    4487 |         MASTER-OAFA |   C |    60 | 18.0 |        
    4579 |         MASTER-OAFA |   C |    60 | 18.1 |        
    4672 |         MASTER-OAFA |   C |    60 | 18.1 |        
    4764 |         MASTER-OAFA |   C |    60 | 18.0 |        
Filter C is a clear (unfiltred) band. 


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



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  ID = 8458
TYPE = 34
DAYS = 0


MASTER-OAFA robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Argentina (OAFA observatory of San Juan National University) was pointed to the SWIFT GRB230628.93 (trigger No 1177054,11h 27m 21.84s , -11d 26m 49.2s, R=0.05) errorbox  4426 sec after notice time and 4457 sec after trigger time at 2023-06-28 23:40:27 UT, with upper limit up to  18.1 mag. The observations began at zenith distance = 35 deg. The sun  altitude  is -24.6 deg. 

The galactic latitude b = 46 deg., longitude l = 273 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2230049

We obtain a following upper limits.  

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

    4487 |         MASTER-OAFA |   C |    60 | 18.0 |        
    4579 |         MASTER-OAFA |   C |    60 | 18.1 |        
    4672 |         MASTER-OAFA |   C |    60 | 18.1 |        
    4764 |         MASTER-OAFA |   C |    60 | 18.0 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2025