MASTER Net MASTER Database: LIGO alert

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 IPN GRB200916.65
Type 1
Trigger time 2020-09-16 15:41:29
Notice time 2020-09-17 17:48:44
Distance ± Mpc
BNS BHH NSBH Gap Terr
Galaxy in: 50%
90%
FULL

This work was supported by RFBR BRICS 17-52-80133 grant.
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)

DAYS:
Coverage since triggertime up to

ALL PLOTS
datetime T - Trig [h] T - Not [h] Area [sq. deg]
Box 50% 90% FULL
[%] 729000.0 405000.0 364500.0
2020-09-30 15:41:29 336.0 309.9 27.9

Map with WFC

Discoveries in this field
No discoveries yet!

Synchronous WFC images
datetime coord2000 observatory camera links
Errorbox center visibility at MASTER facilities
SELECT set_sphere_output('HMS'); select set_sphere_output_precision(1); select distinct on (gn) get_grb_name2 (grbtime, satel ) as gn, coord2000, satel, errorbox, 'now'::timestamp,'now'::timestamp+'1 hour'::interval,grbtime+'1 hour'::interval from grb where tabs(grbtime-'2020-09-16 15:41:29')<'10 minutes'::interval order by gn,seq desc,errorbox asc;
trigger notice notice+1hr now

2025-04-18 15:48:37 (JD 2460784.158762)

Siderial time 8.119049 h

Ra 00:00:00.00 Dec 03:00:00.00
( 0.000000d, 3.000000d)

Rise 2025-04-19 04:18:12

Transit 2025-04-19 10:38:52

Set 2025-04-19 16:59:32

Amur

Object: Altitude: -30.17 Azimuth: 217.31

Sun: Altitude: -28.57 Azimuth: 185.78

Moon: Altitude: -4.54 Azimuth: 311.09

Tunka

Object: Altitude: -34.85 Azimuth: 188.81

Sun: Altitude: -25.08 Azimuth: 159.06

Moon: Altitude: -18.25 Azimuth: 293.38

Kislovodsk

Object: Altitude: -23.26 Azimuth: 119.36

Sun: Altitude: 0.32 Azimuth: 104.92

Moon: Altitude: -57.48 Azimuth: 254.49

Tavrida

Object: Altitude: -17.35 Azimuth: 112.75

Sun: Altitude: 6.49 Azimuth: 99.00

Moon: Altitude: -62.81 Azimuth: 243.10

SAAO

Object: Altitude: -14.24 Azimuth: 84.43

Sun: Altitude: 3.65 Azimuth: 105.42

Moon: Altitude: -27.46 Azimuth: 345.70

IAC

Object: Altitude: 21.04 Azimuth: 81.75

Sun: Altitude: 47.79 Azimuth: 74.18

Moon: Altitude: -69.93 Azimuth: 83.56

Argentina

Object: Altitude: 52.45 Azimuth: 155.19

Sun: Altitude: 45.82 Azimuth: 196.52

Moon: Altitude: 3.90 Azimuth: 58.48

Mexico

Object: Altitude: 52.61 Azimuth: 313.41

Sun: Altitude: 37.42 Azimuth: 280.46

Moon: Altitude: 5.23 Azimuth: 51.92

Ural

Object: Altitude: -23.21 Azimuth: 139.98

Sun: Altitude: -4.88 Azimuth: 118.81

Moon: Altitude: -43.49 Azimuth: 255.59

Vostryakovo

Object: Altitude: -14.91 Azimuth: 118.76

Sun: Altitude: 5.91 Azimuth: 100.73

Moon: Altitude: -55.06 Azimuth: 233.09

Gal. latitude: -57.386646 Gal. longitude: 99.850285

Dist. to Sun: 27.440594

Dist. to Moon: 90.978027

Moon coord.: (270.523562 d, -28.631845 d)

Sun coord.: (26.486029 d, 10.947725 d)

Lunar disk: 0.735056

Lunar phase: 61.958467

Lunar bright limb: 92.532046

No SN in this field

2025-04-18 15:48:38 (JD 2460784.158773)

Siderial time 8.119327 h

Ra 00:00:00.00 Dec 03:00:00.00
( 0.000000d, 3.000000d)

Rise 2025-04-19 04:18:12

Transit 2025-04-19 10:38:52

Set 2025-04-19 16:59:32

Amur

Object: Altitude: -30.17 Azimuth: 217.31

Sun: Altitude: -28.57 Azimuth: 185.78

Moon: Altitude: -4.53 Azimuth: 311.09

Tunka

Object: Altitude: -34.85 Azimuth: 188.82

Sun: Altitude: -25.08 Azimuth: 159.06

Moon: Altitude: -18.25 Azimuth: 293.38

Kislovodsk

Object: Altitude: -23.26 Azimuth: 119.36

Sun: Altitude: 0.32 Azimuth: 104.92

Moon: Altitude: -57.48 Azimuth: 254.49

Tavrida

Object: Altitude: -17.36 Azimuth: 112.75

Sun: Altitude: 6.48 Azimuth: 99.00

Moon: Altitude: -62.81 Azimuth: 243.11

SAAO

Object: Altitude: -14.24 Azimuth: 84.43

Sun: Altitude: 3.65 Azimuth: 105.41

Moon: Altitude: -27.46 Azimuth: 345.70

IAC

Object: Altitude: 21.04 Azimuth: 81.75

Sun: Altitude: 47.79 Azimuth: 74.18

Moon: Altitude: -69.93 Azimuth: 83.56

Argentina

Object: Altitude: 52.45 Azimuth: 155.18

Sun: Altitude: 45.82 Azimuth: 196.51

Moon: Altitude: 3.90 Azimuth: 58.48

Mexico

Object: Altitude: 52.61 Azimuth: 313.41

Sun: Altitude: 37.42 Azimuth: 280.46

Moon: Altitude: 5.23 Azimuth: 51.92

Ural

Object: Altitude: -23.21 Azimuth: 139.98

Sun: Altitude: -4.88 Azimuth: 118.81

Moon: Altitude: -43.49 Azimuth: 255.59

Vostryakovo

Object: Altitude: -14.92 Azimuth: 118.77

Sun: Altitude: 5.90 Azimuth: 100.73

Moon: Altitude: -55.05 Azimuth: 233.10

Gal. latitude: -57.386646 Gal. longitude: 99.850285

Dist. to Sun: 27.440605

Dist. to Moon: 90.977885

Moon coord.: (270.523724 d, -28.631844 d)

Sun coord.: (26.486040 d, 10.947729 d)

Lunar disk: 0.735055

Lunar phase: 61.958597

Lunar bright limb: 92.531966

No SN in this field

2025-04-18 15:48:38 (JD 2460784.158773)

Siderial time 8.119327 h

Ra 00:00:00.00 Dec 03:00:00.00
( 0.000000d, 3.000000d)

Rise 2025-04-19 04:18:12

Transit 2025-04-19 10:38:52

Set 2025-04-19 16:59:32

Amur

Object: Altitude: -30.17 Azimuth: 217.31

Sun: Altitude: -28.57 Azimuth: 185.78

Moon: Altitude: -4.53 Azimuth: 311.09

Tunka

Object: Altitude: -34.85 Azimuth: 188.82

Sun: Altitude: -25.08 Azimuth: 159.06

Moon: Altitude: -18.25 Azimuth: 293.38

Kislovodsk

Object: Altitude: -23.26 Azimuth: 119.36

Sun: Altitude: 0.32 Azimuth: 104.92

Moon: Altitude: -57.48 Azimuth: 254.49

Tavrida

Object: Altitude: -17.36 Azimuth: 112.75

Sun: Altitude: 6.48 Azimuth: 99.00

Moon: Altitude: -62.81 Azimuth: 243.11

SAAO

Object: Altitude: -14.24 Azimuth: 84.43

Sun: Altitude: 3.65 Azimuth: 105.41

Moon: Altitude: -27.46 Azimuth: 345.70

IAC

Object: Altitude: 21.04 Azimuth: 81.75

Sun: Altitude: 47.79 Azimuth: 74.18

Moon: Altitude: -69.93 Azimuth: 83.56

Argentina

Object: Altitude: 52.45 Azimuth: 155.18

Sun: Altitude: 45.82 Azimuth: 196.51

Moon: Altitude: 3.90 Azimuth: 58.48

Mexico

Object: Altitude: 52.61 Azimuth: 313.41

Sun: Altitude: 37.42 Azimuth: 280.46

Moon: Altitude: 5.23 Azimuth: 51.92

Ural

Object: Altitude: -23.21 Azimuth: 139.98

Sun: Altitude: -4.88 Azimuth: 118.81

Moon: Altitude: -43.49 Azimuth: 255.59

Vostryakovo

Object: Altitude: -14.92 Azimuth: 118.77

Sun: Altitude: 5.90 Azimuth: 100.73

Moon: Altitude: -55.05 Azimuth: 233.10

Gal. latitude: -57.386646 Gal. longitude: 99.850285

Dist. to Sun: 27.440605

Dist. to Moon: 90.977885

Moon coord.: (270.523724 d, -28.631844 d)

Sun coord.: (26.486040 d, 10.947729 d)

Lunar disk: 0.735055

Lunar phase: 61.958597

Lunar bright limb: 92.531966

No SN in this field

2025-04-18 15:48:38 (JD 2460784.158773)

Siderial time 8.119327 h

Ra 00:00:00.00 Dec 03:00:00.00
( 0.000000d, 3.000000d)

Rise 2025-04-19 04:18:12

Transit 2025-04-19 10:38:52

Set 2025-04-19 16:59:32

Amur

Object: Altitude: -30.17 Azimuth: 217.31

Sun: Altitude: -28.57 Azimuth: 185.78

Moon: Altitude: -4.53 Azimuth: 311.09

Tunka

Object: Altitude: -34.85 Azimuth: 188.82

Sun: Altitude: -25.08 Azimuth: 159.06

Moon: Altitude: -18.25 Azimuth: 293.38

Kislovodsk

Object: Altitude: -23.26 Azimuth: 119.36

Sun: Altitude: 0.32 Azimuth: 104.92

Moon: Altitude: -57.48 Azimuth: 254.49

Tavrida

Object: Altitude: -17.36 Azimuth: 112.75

Sun: Altitude: 6.48 Azimuth: 99.00

Moon: Altitude: -62.81 Azimuth: 243.11

SAAO

Object: Altitude: -14.24 Azimuth: 84.43

Sun: Altitude: 3.65 Azimuth: 105.41

Moon: Altitude: -27.46 Azimuth: 345.70

IAC

Object: Altitude: 21.04 Azimuth: 81.75

Sun: Altitude: 47.79 Azimuth: 74.18

Moon: Altitude: -69.93 Azimuth: 83.56

Argentina

Object: Altitude: 52.45 Azimuth: 155.18

Sun: Altitude: 45.82 Azimuth: 196.51

Moon: Altitude: 3.90 Azimuth: 58.48

Mexico

Object: Altitude: 52.61 Azimuth: 313.41

Sun: Altitude: 37.42 Azimuth: 280.46

Moon: Altitude: 5.23 Azimuth: 51.92

Ural

Object: Altitude: -23.21 Azimuth: 139.98

Sun: Altitude: -4.88 Azimuth: 118.81

Moon: Altitude: -43.49 Azimuth: 255.59

Vostryakovo

Object: Altitude: -14.92 Azimuth: 118.77

Sun: Altitude: 5.90 Azimuth: 100.73

Moon: Altitude: -55.05 Azimuth: 233.10

Gal. latitude: -57.386646 Gal. longitude: 99.850285

Dist. to Sun: 27.440605

Dist. to Moon: 90.977885

Moon coord.: (270.523724 d, -28.631844 d)

Sun coord.: (26.486040 d, 10.947729 d)

Lunar disk: 0.735055

Lunar phase: 61.958597

Lunar bright limb: 92.531966

No SN in this field
Recent coverage and limits telegrams
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  ID = 3101
TYPE = 35
DAYS = 0


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) started inspect of the IPN GRB200916.65 errorbox  85399 sec after notice time and 2 days 6634 sec after trigger time at 2020-09-18 17:32:03 UT, with upper limit up to  19.4 mag. Observations started at twilight.  The observations began at zenith distance = 45 deg. The sun  altitude  is -13.4 deg. 

The galactic latitude b = -60 deg., longitude l = 98 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/ligo_1.php?id=11529

We obtain a following upper limits.  

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

  179525 | 2020-09-18 17:32:03 |         MASTER-SAAO | (15h 02m 46.17s , -37d 57m 43.2s) |   C |   180 | 19.4 |        
  180925 | 2020-09-18 17:55:23 |         MASTER-SAAO | (14h 49m 20.69s , -39d 56m 18.2s) |   C |   180 | 19.3 |        
  181124 | 2020-09-18 17:58:43 |         MASTER-SAAO | (14h 49m 16.07s , -39d 57m 17.9s) |   C |   180 | 19.3 |        
Filter C is a clear (unfiltred) band. 


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

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