MASTER Net MASTER Database: LIGO S230520ae alert (last error box)

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 LVC S230520ae
GCN Circulars | GCN Notices | GraceDB | VOEvents
Type 151 (last error box)
Trigger time 2023-05-20 22:48:42
Notice time 2023-05-21 22:09:41.742358
Distance 1974.15 ± 583.237 Mpc
BNS BHH NSBH Gap Terr
0 99 0 -1 0
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
[%] 32.6 30.1 31.2
2023-06-03 22:48:42 336.0 312.7 1325.1

Map with WFC

Discoveries in this field
No discoveries yet!

Synchronous WFC images
datetime coord2000 observatory camera links
2023-05-20 22:48:12.351 00h 00m 00.00s +00d 00m 00.0s Kislovodsk 29007 Database Kislovodsk
2023-05-20 22:45:58.776 06h 39m 16.00s -15d 53m 10.0s OAFA 29008 Database OAFA
2023-05-20 22:45:43.638 06h 39m 16.00s -15d 53m 10.0s OAFA 111342 Database OAFA
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-'2023-05-20 22:48:42')<'10 minutes'::interval order by gn,seq desc,errorbox asc;
trigger notice notice+1hr now

2023-05-20 22:48:42 (JD 2460085.450486)

Siderial time 17.208439 h

Ra 16:43:08.43 Dec -56:21:03.40
(250.785125d, -56.350944d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -43.24 Azimuth: 48.99

Sun: Altitude: 28.49 Azimuth: 272.54

Moon: Altitude: 22.81 Azimuth: 256.29

Tunka

Object: Altitude: -33.57 Azimuth: 39.44

Sun: Altitude: 13.47 Azimuth: 254.65

Moon: Altitude: 9.21 Azimuth: 239.24

Kislovodsk

Object: Altitude: -10.63 Azimuth: 6.87

Sun: Altitude: -21.96 Azimuth: 206.26

Moon: Altitude: -19.67 Azimuth: 189.65

Tavrida

Object: Altitude: -11.13 Azimuth: 2.11

Sun: Altitude: -23.34 Azimuth: 197.81

Moon: Altitude: -19.29 Azimuth: 181.53

SAAO

Object: Altitude: 65.15 Azimuth: 347.48

Sun: Altitude: -77.08 Azimuth: 342.14

Moon: Altitude: -78.02 Azimuth: 60.61

IAC

Object: Altitude: -3.47 Azimuth: 336.14

Sun: Altitude: -32.04 Azimuth: 142.71

Moon: Altitude: -18.21 Azimuth: 134.48

Argentina

Object: Altitude: 21.11 Azimuth: 324.15

Sun: Altitude: -13.69 Azimuth: 105.27

Moon: Altitude: -4.32 Azimuth: 118.03

Mexico

Object: Altitude: -52.80 Azimuth: 324.48

Sun: Altitude: 41.38 Azimuth: 90.11

Moon: Altitude: 57.07 Azimuth: 90.61

Ural

Object: Altitude: -25.81 Azimuth: 17.51

Sun: Altitude: -5.00 Azimuth: 219.96

Moon: Altitude: -3.90 Azimuth: 204.26

Vostryakovo

Object: Altitude: -21.90 Azimuth: 4.49

Sun: Altitude: -12.48 Azimuth: 200.35

Moon: Altitude: -8.52 Azimuth: 184.90

Gal. latitude: -7.256410 Gal. longitude: 331.453480

Dist. to Sun: 142.265838

Dist. to Moon: 149.579157

Moon coord.: (72.921366 d, 25.969300 d)

Sun coord.: (57.134205 d, 20.015885 d)

Lunar disk: 0.018689

Lunar phase: 164.285032

Lunar bright limb: 251.207144

No SN in this field

2023-05-21 22:09:41 (JD 2460086.423391)

Siderial time 16.622091 h

Ra 16:43:08.43 Dec -56:21:03.40
(250.785125d, -56.350944d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -39.11 Azimuth: 45.55

Sun: Altitude: 22.41 Azimuth: 264.93

Moon: Altitude: 10.83 Azimuth: 239.48

Tunka

Object: Altitude: -30.27 Azimuth: 35.21

Sun: Altitude: 7.92 Azimuth: 247.21

Moon: Altitude: -0.05 Azimuth: 221.40

Kislovodsk

Object: Altitude: -10.14 Azimuth: 1.94

Sun: Altitude: -24.35 Azimuth: 196.63

Moon: Altitude: -17.78 Azimuth: 168.58

Tavrida

Object: Altitude: -11.17 Azimuth: 357.15

Sun: Altitude: -24.68 Azimuth: 187.87

Moon: Altitude: -15.23 Azimuth: 160.97

SAAO

Object: Altitude: 62.90 Azimuth: 337.60

Sun: Altitude: -76.85 Azimuth: 23.67

Moon: Altitude: -60.29 Azimuth: 89.73

IAC

Object: Altitude: -6.83 Azimuth: 332.59

Sun: Altitude: -26.19 Azimuth: 134.61

Moon: Altitude: -1.74 Azimuth: 122.86

Argentina

Object: Altitude: 16.86 Azimuth: 326.67

Sun: Altitude: -5.89 Azimuth: 110.17

Moon: Altitude: 10.29 Azimuth: 131.79

Mexico

Object: Altitude: -56.95 Azimuth: 328.91

Sun: Altitude: 49.83 Azimuth: 84.96

Moon: Altitude: 76.65 Azimuth: 78.71

Ural

Object: Altitude: -24.58 Azimuth: 12.30

Sun: Altitude: -7.91 Azimuth: 211.20

Moon: Altitude: -5.28 Azimuth: 184.21

Vostryakovo

Object: Altitude: -21.74 Azimuth: 359.25

Sun: Altitude: -13.78 Azimuth: 191.02

Moon: Altitude: -5.76 Azimuth: 164.90

Gal. latitude: -7.256410 Gal. longitude: 331.453480

Dist. to Sun: 142.650457

Dist. to Moon: 149.118789

Moon coord.: (86.522486 d, 27.590819 d)

Sun coord.: (58.108800 d, 20.215317 d)

Lunar disk: 0.054448

Lunar phase: 153.012215

Lunar bright limb: 260.510495

No SN in this field

2023-05-21 23:09:41 (JD 2460086.465058)

Siderial time 17.624829 h

Ra 16:43:08.43 Dec -56:21:03.40
(250.785125d, -56.350944d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -46.30 Azimuth: 51.26

Sun: Altitude: 31.97 Azimuth: 276.55

Moon: Altitude: 19.18 Azimuth: 249.53

Tunka

Object: Altitude: -36.09 Azimuth: 42.32

Sun: Altitude: 16.77 Azimuth: 258.42

Moon: Altitude: 6.51 Azimuth: 232.42

Kislovodsk

Object: Altitude: -11.30 Azimuth: 10.32

Sun: Altitude: -19.95 Azimuth: 211.07

Moon: Altitude: -18.60 Azimuth: 182.03

Tavrida

Object: Altitude: -11.43 Azimuth: 5.63

Sun: Altitude: -21.84 Azimuth: 202.88

Moon: Altitude: -17.41 Azimuth: 174.12

SAAO

Object: Altitude: 65.93 Azimuth: 355.62

Sun: Altitude: -75.22 Azimuth: 323.02

Moon: Altitude: -72.45 Azimuth: 79.40

IAC

Object: Altitude: -1.37 Azimuth: 338.88

Sun: Altitude: -34.49 Azimuth: 147.80

Moon: Altitude: -11.92 Azimuth: 130.69

Argentina

Object: Altitude: 24.27 Azimuth: 322.64

Sun: Altitude: -18.10 Azimuth: 103.02

Moon: Altitude: 0.52 Azimuth: 123.46

Mexico

Object: Altitude: -49.61 Azimuth: 322.36

Sun: Altitude: 36.99 Azimuth: 92.96

Moon: Altitude: 64.34 Azimuth: 89.82

Ural

Object: Altitude: -26.94 Azimuth: 21.16

Sun: Altitude: -2.90 Azimuth: 224.41

Moon: Altitude: -3.79 Azimuth: 196.97

Vostryakovo

Object: Altitude: -22.29 Azimuth: 8.20

Sun: Altitude: -11.13 Azimuth: 205.18

Moon: Altitude: -6.96 Azimuth: 177.73

Gal. latitude: -7.256410 Gal. longitude: 331.453480

Dist. to Sun: 142.666554

Dist. to Moon: 149.002423

Moon coord.: (87.106423 d, 27.630228 d)

Sun coord.: (58.150587 d, 20.223736 d)

Lunar disk: 0.056359

Lunar phase: 152.533729

Lunar bright limb: 260.855481

No SN in this field

2024-12-04 08:47:10 (JD 2460648.866088)

Siderial time 16.204824 h

Ra 16:43:08.43 Dec -56:21:03.40
(250.785125d, -56.350944d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -36.32 Azimuth: 42.95

Sun: Altitude: -12.14 Azimuth: 69.62

Moon: Altitude: 4.39 Azimuth: 36.53

Tunka

Object: Altitude: -28.12 Azimuth: 32.09

Sun: Altitude: 0.47 Azimuth: 51.42

Moon: Altitude: 9.82 Azimuth: 15.62

Kislovodsk

Object: Altitude: -10.13 Azimuth: 358.42

Sun: Altitude: 23.92 Azimuth: 357.07

Moon: Altitude: 8.99 Azimuth: 321.80

Tavrida

Object: Altitude: -11.53 Azimuth: 353.63

Sun: Altitude: 22.18 Azimuth: 348.60

Moon: Altitude: 4.22 Azimuth: 315.41

SAAO

Object: Altitude: 60.64 Azimuth: 332.03

Sun: Altitude: 66.00 Azimuth: 251.32

Moon: Altitude: 34.14 Azimuth: 282.57

IAC

Object: Altitude: -9.46 Azimuth: 330.31

Sun: Altitude: 11.75 Azimuth: 303.49

Moon: Altitude: -22.42 Azimuth: 289.51

Argentina

Object: Altitude: 14.02 Azimuth: 328.73

Sun: Altitude: -7.43 Azimuth: 302.06

Moon: Altitude: -26.66 Azimuth: 335.15

Mexico

Object: Altitude: -59.55 Azimuth: 333.28

Sun: Altitude: -66.73 Azimuth: 253.75

Moon: Altitude: -75.30 Azimuth: 102.28

Ural

Object: Altitude: -23.96 Azimuth: 8.56

Sun: Altitude: 9.80 Azimuth: 13.24

Moon: Altitude: 3.18 Azimuth: 336.76

Vostryakovo

Object: Altitude: -21.90 Azimuth: 355.52

Sun: Altitude: 12.06 Azimuth: 352.80

Moon: Altitude: -1.91 Azimuth: 318.51

Gal. latitude: -7.256410 Gal. longitude: 331.453480

Dist. to Sun: 34.068700

Dist. to Moon: 41.154134

Moon coord.: (291.214101 d, -26.916894 d)

Sun coord.: (250.875107 d, -22.282309 d)

Lunar disk: 0.100234

Lunar phase: 143.085419

Lunar bright limb: 268.033336

No SN in this field
Recent coverage and limits telegrams
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#######################################################################################

  ID = 8168
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) started inspect of the LVC S230520ae errorbox 304 sec after trigger time at 2023-05-20 22:53:46 UT, with upper limit up to  18.9 mag. Observations started at twilight.  The observations began at zenith distance = 35 deg. The sun  altitude  is -14.8 deg. 

MASTER-SAAO robotic telescope  located in South Africa (South African Astronomical Observatory) started inspect of the LVC S230520ae errorbox 4019 sec after trigger time at 2023-05-20 23:55:41 UT, with upper limit up to  19.4 mag. The observations began at zenith distance = 70 deg. The sun  altitude  is -68.4 deg. 

The galactic latitude b = -7 deg., longitude l = 331 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/ligo_1.php?id=11868

We obtain a following upper limits.  

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

     395 | 2023-05-20 22:53:46 |         MASTER-OAFA | (08h 34m 59.46s , -04d 04m 10.4s) |   C |   180 | 18.8 |        
    1400 | 2023-05-20 23:10:31 |         MASTER-OAFA | (08h 35m 02.58s , -04d 06m 16.3s) |   C |   180 | 18.9 |        
    4110 | 2023-05-20 23:55:41 |         MASTER-SAAO | (06h 50m 26.15s , -76d 35m 50.3s) |   C |   180 | 13.5 |        
    4110 | 2023-05-20 23:55:41 |         MASTER-SAAO | (06h 46m 47.54s , -76d 33m 59.0s) |   C |   180 | 13.5 |        
    5801 | 2023-05-21 00:23:53 |         MASTER-SAAO | (07h 55m 50.75s , -70d 51m 03.9s) |   C |   180 | 14.2 |        
    5802 | 2023-05-21 00:23:53 |         MASTER-SAAO | (07h 53m 14.78s , -70d 49m 02.1s) |   C |   180 | 14.2 |        
    6470 | 2023-05-21 00:35:01 |         MASTER-SAAO | (07h 31m 33.92s , -70d 52m 26.0s) |   C |   180 | 18.3 |        
    6470 | 2023-05-21 00:35:01 |         MASTER-SAAO | (07h 29m 00.58s , -70d 50m 24.1s) |   C |   180 | 18.5 |        
    6680 | 2023-05-21 00:38:32 |         MASTER-SAAO | (07h 55m 56.61s , -70d 52m 41.6s) |   C |   180 | 17.3 |        
    6680 | 2023-05-21 00:38:32 |         MASTER-SAAO | (07h 53m 23.13s , -70d 50m 39.1s) |   C |   180 | 17.7 |        
    7338 | 2023-05-21 00:49:30 |         MASTER-SAAO | (06h 00m 22.16s , -88d 03m 52.5s) |   C |   180 | 14.6 |        
    7338 | 2023-05-21 00:49:30 |         MASTER-SAAO | (05h 35m 33.68s , -88d 03m 56.6s) |   C |   180 | 14.6 |        
    7773 | 2023-05-21 00:56:45 |         MASTER-SAAO | (10h 28m 59.42s , -85d 54m 52.0s) |   C |   180 | 13.4 |        
    7773 | 2023-05-21 00:56:45 |         MASTER-SAAO | (10h 40m 37.79s , -85d 55m 57.8s) |   C |   180 | 14.3 |        
    7985 | 2023-05-21 01:00:16 |         MASTER-SAAO | (12h 34m 18.64s , -85d 57m 38.1s) |   C |   180 | 17.5 |        
    7985 | 2023-05-21 01:00:16 |         MASTER-SAAO | (12h 22m 27.76s , -85d 56m 20.2s) |   C |   180 | 17.5 |        
    8206 | 2023-05-21 01:03:58 |         MASTER-SAAO | (06h 01m 01.31s , -88d 03m 33.7s) |   C |   180 | 18.8 |        
    8206 | 2023-05-21 01:03:58 |         MASTER-SAAO | (05h 36m 25.68s , -88d 03m 40.2s) |   C |   180 | 18.7 |        
    8431 | 2023-05-21 01:07:42 |         MASTER-SAAO | (09h 49m 30.66s , -87d 50m 58.8s) |   C |   180 | 19.2 |        
    8431 | 2023-05-21 01:07:42 |         MASTER-SAAO | (10h 11m 31.17s , -87d 52m 07.7s) |   C |   180 | 19.1 |        
    8642 | 2023-05-21 01:11:13 |         MASTER-SAAO | (10h 40m 53.84s , -85d 55m 50.8s) |   C |   180 | 19.0 |        
    8642 | 2023-05-21 01:11:13 |         MASTER-SAAO | (10h 29m 19.50s , -85d 54m 47.0s) |   C |   180 | 19.1 |        
    8853 | 2023-05-21 01:14:45 |         MASTER-SAAO | (12h 34m 36.01s , -85d 56m 39.0s) |   C |   180 | 18.8 |        
    8853 | 2023-05-21 01:14:45 |         MASTER-SAAO | (12h 22m 51.95s , -85d 55m 21.3s) |   C |   180 | 19.0 |        
    9067 | 2023-05-21 01:18:18 |         MASTER-SAAO | (06h 48m 02.14s , -86d 08m 48.4s) |   C |   180 | 19.0 |        
    9067 | 2023-05-21 01:18:18 |         MASTER-SAAO | (06h 35m 36.74s , -86d 08m 00.8s) |   C |   180 | 19.1 |        
    9278 | 2023-05-21 01:21:50 |         MASTER-SAAO | (08h 28m 48.43s , -86d 02m 35.2s) |   C |   180 | 18.6 |        
    9278 | 2023-05-21 01:21:50 |         MASTER-SAAO | (08h 16m 18.52s , -86d 00m 39.3s) |   C |   180 | 18.8 |        
    9704 | 2023-05-21 01:28:55 |         MASTER-SAAO | (05h 01m 59.48s , -86d 14m 35.5s) |   C |   180 | 18.9 |        
    9915 | 2023-05-21 01:32:26 |         MASTER-SAAO | (06h 48m 41.99s , -86d 07m 21.2s) |   C |   180 | 18.6 |        
    9915 | 2023-05-21 01:32:26 |         MASTER-SAAO | (06h 36m 13.31s , -86d 06m 36.4s) |   C |   180 | 18.6 |        
   10127 | 2023-05-21 01:35:58 |         MASTER-SAAO | (08h 29m 06.72s , -86d 03m 38.5s) |   C |   180 | 18.1 |        
   10127 | 2023-05-21 01:35:58 |         MASTER-SAAO | (08h 16m 36.28s , -86d 01m 42.5s) |   C |   180 | 18.2 |        
   10552 | 2023-05-21 01:43:04 |         MASTER-SAAO | (05h 02m 15.50s , -86d 15m 29.1s) |   C |   180 | 17.5 |        
   10975 | 2023-05-21 01:50:07 |         MASTER-SAAO | (05h 45m 39.73s , -84d 16m 12.5s) |   C |   180 | 18.4 |        
   10975 | 2023-05-21 01:50:07 |         MASTER-SAAO | (05h 54m 10.14s , -84d 17m 06.9s) |   C |   180 | 18.4 |        
   11187 | 2023-05-21 01:53:38 |         MASTER-SAAO | (06h 56m 48.03s , -84d 11m 55.5s) |   C |   180 | 18.9 |        
   11187 | 2023-05-21 01:53:38 |         MASTER-SAAO | (07h 05m 13.36s , -84d 12m 56.9s) |   C |   180 | 18.9 |        
   11398 | 2023-05-21 01:57:09 |         MASTER-SAAO | (08h 04m 42.42s , -84d 08m 43.0s) |   C |   180 | 18.7 |        
   11398 | 2023-05-21 01:57:09 |         MASTER-SAAO | (08h 13m 13.68s , -84d 10m 38.6s) |   C |   180 | 18.7 |        
   11821 | 2023-05-21 02:04:12 |         MASTER-SAAO | (05h 45m 43.25s , -84d 17m 58.3s) |   C |   180 | 18.7 |        
   11821 | 2023-05-21 02:04:12 |         MASTER-SAAO | (05h 54m 27.78s , -84d 19m 02.4s) |   C |   180 | 18.6 |        
   12033 | 2023-05-21 02:07:44 |         MASTER-SAAO | (06h 57m 08.14s , -84d 12m 38.6s) |   C |   180 | 18.8 |        
   12033 | 2023-05-21 02:07:44 |         MASTER-SAAO | (07h 05m 42.68s , -84d 13m 44.3s) |   C |   180 | 18.9 |        
   12244 | 2023-05-21 02:11:15 |         MASTER-SAAO | (08h 04m 54.44s , -84d 09m 42.3s) |   C |   180 | 18.8 |        
   12244 | 2023-05-21 02:11:15 |         MASTER-SAAO | (08h 13m 24.73s , -84d 11m 38.0s) |   C |   180 | 18.8 |        
   12454 | 2023-05-21 02:14:45 |         MASTER-SAAO | (09h 15m 06.19s , -84d 06m 09.5s) |   C |   180 | 18.9 |        
   12454 | 2023-05-21 02:14:45 |         MASTER-SAAO | (09h 23m 36.32s , -84d 08m 07.7s) |   C |   180 | 18.9 |        
   12677 | 2023-05-21 02:18:28 |         MASTER-SAAO | (11h 01m 08.27s , -84d 02m 54.6s) |   C |   180 | 18.4 |        
   12677 | 2023-05-21 02:18:29 |         MASTER-SAAO | (10h 53m 11.45s , -84d 01m 51.7s) |   C |   180 | 18.6 |        
   12890 | 2023-05-21 02:22:01 |         MASTER-SAAO | (05h 20m 00.32s , -82d 27m 45.4s) |   C |   180 | 17.1 |        
   13102 | 2023-05-21 02:25:33 |         MASTER-SAAO | (06h 14m 12.94s , -82d 22m 49.6s) |   C |   180 | 16.6 |        
   13102 | 2023-05-21 02:25:33 |         MASTER-SAAO | (06h 20m 29.05s , -82d 23m 52.7s) |   C |   180 | 16.7 |        
   13313 | 2023-05-21 02:29:05 |         MASTER-SAAO | (09h 15m 31.51s , -84d 05m 21.9s) |   C |   180 | 19.0 |        
   13313 | 2023-05-21 02:29:05 |         MASTER-SAAO | (09h 23m 57.96s , -84d 07m 19.5s) |   C |   180 | 18.9 |        
   13534 | 2023-05-21 02:32:45 |         MASTER-SAAO | (11h 01m 26.59s , -84d 05m 04.1s) |   C |   180 | 18.4 |        
   13534 | 2023-05-21 02:32:45 |         MASTER-SAAO | (10h 53m 29.73s , -84d 04m 02.3s) |   C |   180 | 18.7 |        
   13746 | 2023-05-21 02:36:17 |         MASTER-SAAO | (05h 20m 04.03s , -82d 26m 11.4s) |   C |   180 | 19.2 |        
   13957 | 2023-05-21 02:39:48 |         MASTER-SAAO | (06h 14m 11.06s , -82d 22m 32.0s) |   C |   180 | 19.1 |        
   13957 | 2023-05-21 02:39:48 |         MASTER-SAAO | (06h 20m 26.60s , -82d 23m 35.1s) |   C |   180 | 19.2 |        
   14167 | 2023-05-21 02:43:18 |         MASTER-OAFA | (08h 19m 51.05s , -68d 48m 26.7s) |   C |   180 | 18.6 |        
   14366 | 2023-05-21 02:46:37 |         MASTER-OAFA | (08h 42m 21.18s , -68d 47m 25.5s) |   C |   180 | 18.5 |        
   14379 | 2023-05-21 02:46:51 |         MASTER-SAAO | (06h 31m 33.57s , -80d 28m 38.6s) |   C |   180 | 18.9 |        
   14379 | 2023-05-21 02:46:51 |         MASTER-SAAO | (06h 36m 34.45s , -80d 29m 45.3s) |   C |   180 | 19.0 |        
   14565 | 2023-05-21 02:49:57 |         MASTER-OAFA | (07h 37m 13.81s , -68d 49m 42.8s) |   C |   180 | 18.5 |        
   14765 | 2023-05-21 02:53:16 |         MASTER-OAFA | (07h 59m 36.92s , -68d 48m 16.3s) |   C |   180 | 18.5 |        
   14800 | 2023-05-21 02:53:51 |         MASTER-SAAO | (06h 43m 35.73s , -78d 33m 54.7s) |   C |   180 | 18.9 |        
   14800 | 2023-05-21 02:53:51 |         MASTER-SAAO | (06h 47m 46.68s , -78d 35m 06.8s) |   C |   180 | 19.0 |        
   14964 | 2023-05-21 02:56:36 |         MASTER-OAFA | (08h 19m 53.79s , -68d 47m 37.1s) |   C |   180 | 18.6 |        
   15164 | 2023-05-21 02:59:55 |         MASTER-OAFA | (08h 42m 11.96s , -68d 47m 48.8s) |   C |   180 | 18.6 |        
   15221 | 2023-05-21 03:00:52 |         MASTER-SAAO | (06h 36m 37.64s , -80d 29m 08.2s) |   C |   180 | 18.9 |        
   15221 | 2023-05-21 03:00:52 |         MASTER-SAAO | (06h 31m 36.07s , -80d 27m 59.8s) |   C |   180 | 18.9 |        
   15367 | 2023-05-21 03:03:18 |         MASTER-OAFA | (07h 37m 14.15s , -68d 49m 34.5s) |   C |   180 | 17.8 |        
   15644 | 2023-05-21 03:07:55 |         MASTER-SAAO | (06h 47m 50.93s , -78d 34m 38.5s) |   C |   180 | 19.1 |        
   15644 | 2023-05-21 03:07:55 |         MASTER-SAAO | (06h 43m 40.04s , -78d 33m 25.9s) |   C |   180 | 19.0 |        
   15673 | 2023-05-21 03:08:25 |         MASTER-OAFA | (07h 06m 37.87s , -56d 00m 32.8s) |   C |   180 | 12.2 |        
   15729 | 2023-05-21 03:09:20 |         MASTER-OAFA | (07h 18m 32.80s , -55d 33m 21.2s) |   C |   180 | 17.9 |        
   15855 | 2023-05-21 03:11:26 |         MASTER-SAAO | (06h 32m 32.51s , -74d 48m 33.7s) |   C |   180 | 18.7 |        
   15855 | 2023-05-21 03:11:26 |         MASTER-SAAO | (06h 29m 23.66s , -74d 47m 15.4s) |   C |   180 | 18.6 |        
   16065 | 2023-05-21 03:14:57 |         MASTER-SAAO | (07h 02m 54.54s , -74d 45m 04.4s) |   C |   180 | 18.4 |        
   16065 | 2023-05-21 03:14:57 |         MASTER-SAAO | (06h 59m 46.80s , -74d 43m 45.2s) |   C |   180 | 18.4 |        
   16097 | 2023-05-21 03:15:29 |         MASTER-OAFA | (07h 45m 38.65s , -55d 32m 08.0s) |   C |   180 | 18.0 |        
   16275 | 2023-05-21 03:18:27 |         MASTER-SAAO | (06h 41m 30.23s , -72d 52m 29.0s) |   C |   180 | 18.4 |        
   16275 | 2023-05-21 03:18:27 |         MASTER-SAAO | (06h 38m 42.80s , -72d 51m 07.5s) |   C |   180 | 18.4 |        
   16487 | 2023-05-21 03:21:58 |         MASTER-SAAO | (07h 08m 31.83s , -72d 51m 44.5s) |   C |   180 | 18.4 |        
   16487 | 2023-05-21 03:21:58 |         MASTER-SAAO | (07h 05m 44.70s , -72d 50m 22.0s) |   C |   180 | 18.4 |        
   16616 | 2023-05-21 03:24:08 |         MASTER-OAFA | (07h 04m 07.45s , -55d 33m 45.8s) |   C |   180 | 17.8 |        
   16699 | 2023-05-21 03:25:30 |         MASTER-SAAO | (06h 32m 27.34s , -74d 47m 00.7s) |   C |   180 | 18.7 |        
   16699 | 2023-05-21 03:25:30 |         MASTER-SAAO | (06h 29m 18.81s , -74d 45m 39.8s) |   C |   180 | 18.6 |        
   16910 | 2023-05-21 03:29:02 |         MASTER-SAAO | (07h 03m 00.05s , -74d 46m 16.6s) |   C |   180 | 18.6 |        
   16910 | 2023-05-21 03:29:02 |         MASTER-SAAO | (06h 59m 51.99s , -74d 44m 55.2s) |   C |   180 | 18.6 |        
   17033 | 2023-05-21 03:31:04 |         MASTER-OAFA | (07h 45m 37.84s , -55d 33m 06.2s) |   C |   180 | 17.9 |        
   17121 | 2023-05-21 03:32:33 |         MASTER-SAAO | (06h 41m 24.73s , -72d 54m 41.5s) |   C |   180 | 18.6 |        
   17121 | 2023-05-21 03:32:33 |         MASTER-SAAO | (06h 38m 36.88s , -72d 53m 18.2s) |   C |   180 | 18.4 |        
   17333 | 2023-05-21 03:36:04 |         MASTER-SAAO | (07h 08m 38.79s , -72d 52m 39.3s) |   C |   180 | 18.4 |        
   17333 | 2023-05-21 03:36:04 |         MASTER-SAAO | (07h 05m 51.48s , -72d 51m 15.8s) |   C |   180 | 18.4 |        
   17544 | 2023-05-21 03:39:35 |         MASTER-SAAO | (17h 51m 57.07s , -86d 10m 46.5s) |   C |   180 | 19.0 |        
   17544 | 2023-05-21 03:39:35 |         MASTER-SAAO | (18h 04m 35.92s , -86d 12m 56.9s) |   C |   180 | 19.1 |        
   17558 | 2023-05-21 03:39:49 |         MASTER-OAFA | (07h 19m 34.31s , -44d 11m 10.4s) |   C |   180 | 16.6 |        
   17965 | 2023-05-21 03:46:37 |         MASTER-SAAO | (20h 32m 10.54s , -88d 12m 05.7s) |   C |   180 | 18.9 |        
   18029 | 2023-05-21 03:47:41 |         MASTER-OAFA | (08h 00m 29.96s , -66d 54m 10.0s) |   C |   180 | 18.0 |        
   18290 | 2023-05-21 03:52:02 |         MASTER-OAFA | (06h 57m 39.69s , -69d 19m 39.8s) |   C |   180 | 13.1 |        
   18403 | 2023-05-21 03:53:54 |         MASTER-SAAO | (17h 51m 57.78s , -86d 10m 40.1s) |   C |   180 | 19.4 |        
   18403 | 2023-05-21 03:53:54 |         MASTER-SAAO | (18h 04m 29.07s , -86d 12m 36.0s) |   C |   180 | 19.3 |        
   18522 | 2023-05-21 03:55:54 |         MASTER-OAFA | (07h 16m 35.59s , -68d 48m 37.6s) |   C |   180 | 17.6 |        
   18824 | 2023-05-21 04:00:55 |         MASTER-SAAO | (20h 31m 46.36s , -88d 11m 55.2s) |   C |   180 | 19.1 |        
   18950 | 2023-05-21 04:03:01 |         MASTER-OAFA | (08h 00m 39.99s , -65d 21m 16.4s) |   C |   180 | 13.1 |        
   19054 | 2023-05-21 04:04:46 |         MASTER-OAFA | (06h 57m 49.16s , -69d 20m 53.3s) |   C |   180 | 12.8 |        
   19269 | 2023-05-21 04:08:21 |         MASTER-SAAO | (13h 33m 27.03s , -87d 51m 06.2s) |   C |   180 | 18.5 |        
   19269 | 2023-05-21 04:08:21 |         MASTER-SAAO | (13h 11m 45.32s , -87d 49m 15.4s) |   C |   180 | 18.7 |        
   19484 | 2023-05-21 04:11:55 |         MASTER-SAAO | (16h 51m 35.47s , -87d 58m 06.7s) |   C |   180 | 19.0 |        
   19484 | 2023-05-21 04:11:55 |         MASTER-SAAO | (17h 15m 05.15s , -88d 00m 36.4s) |   C |   180 | 18.7 |        
   19567 | 2023-05-21 04:13:19 |         MASTER-OAFA | (07h 04m 49.77s , -67d 25m 14.5s) |   C |   180 | 12.6 |        
   19696 | 2023-05-21 04:15:28 |         MASTER-SAAO | (14h 09m 58.72s , -85d 57m 09.4s) |   C |   180 | 18.4 |        
   19696 | 2023-05-21 04:15:28 |         MASTER-SAAO | (14h 21m 45.31s , -85d 59m 16.4s) |   C |   180 | 18.3 |        
   19824 | 2023-05-21 04:17:36 |         MASTER-OAFA | (07h 20m 52.23s , -66d 54m 31.8s) |   C |   180 | 17.9 |        
   19907 | 2023-05-21 04:18:58 |         MASTER-SAAO | (16h 05m 08.96s , -86d 01m 58.6s) |   C |   180 | 18.0 |        
   19907 | 2023-05-21 04:18:58 |         MASTER-SAAO | (16h 17m 16.81s , -86d 03m 26.9s) |   C |   180 | 18.1 |        
   20125 | 2023-05-21 04:22:37 |         MASTER-SAAO | (13h 12m 28.10s , -87d 48m 55.9s) |   C |   180 | 17.8 |        
   20125 | 2023-05-21 04:22:37 |         MASTER-SAAO | (13h 34m 10.00s , -87d 50m 49.4s) |   C |   180 | 17.6 |        
   20338 | 2023-05-21 04:26:10 |         MASTER-OAFA | (07h 29m 02.19s , -63d 08m 33.6s) |   C |   180 | 17.5 |        
   20340 | 2023-05-21 04:26:11 |         MASTER-SAAO | (16h 51m 32.25s , -87d 59m 28.2s) |   C |   180 | 17.6 |        
   20340 | 2023-05-21 04:26:11 |         MASTER-SAAO | (17h 15m 23.24s , -88d 01m 56.5s) |   C |   180 | 17.6 |        
   20552 | 2023-05-21 04:29:44 |         MASTER-SAAO | (14h 10m 31.01s , -85d 55m 17.0s) |   C |   180 | 16.7 |        
   20552 | 2023-05-21 04:29:44 |         MASTER-SAAO | (14h 22m 12.45s , -85d 57m 04.2s) |   C |   180 | 16.6 |        
   20763 | 2023-05-21 04:33:15 |         MASTER-SAAO | (16h 17m 23.05s , -86d 02m 04.2s) |   C |   180 | 15.3 |        
   20763 | 2023-05-21 04:33:15 |         MASTER-SAAO | (16h 05m 19.79s , -86d 00m 40.1s) |   C |   180 | 15.6 |        
   20855 | 2023-05-21 04:34:46 |         MASTER-OAFA | (07h 20m 48.38s , -66d 53m 19.6s) |   C |   180 | 17.4 |        
   22402 | 2023-05-21 05:00:34 |         MASTER-OAFA | (08h 02m 56.47s , -63d 05m 49.6s) |   C |   180 | 15.1 |        
   23439 | 2023-05-21 05:17:50 |         MASTER-OAFA | (08h 02m 46.63s , -63d 05m 01.7s) |   C |   180 | 17.0 |        
   23954 | 2023-05-21 05:26:25 |         MASTER-OAFA | (08h 01m 13.74s , -64d 59m 35.7s) |   C |   180 | 17.4 |        
   24471 | 2023-05-21 05:35:03 |         MASTER-OAFA | (07h 20m 44.64s , -59d 18m 00.1s) |   C |   180 | 16.5 |        
   24988 | 2023-05-21 05:43:40 |         MASTER-OAFA | (08h 01m 06.52s , -64d 59m 29.2s) |   C |   180 | 17.0 |        
   25512 | 2023-05-21 05:52:24 |         MASTER-OAFA | (07h 50m 55.10s , -59d 19m 04.5s) |   C |   180 | 16.3 |        
   26033 | 2023-05-21 06:01:04 |         MASTER-OAFA | (07h 47m 43.04s , -61d 12m 08.1s) |   C |   180 | 16.7 |        
   26552 | 2023-05-21 06:09:43 |         MASTER-OAFA | (08h 38m 58.79s , -66d 51m 08.0s) |   C |   180 | 17.2 |        
   27069 | 2023-05-21 06:18:21 |         MASTER-OAFA | (08h 37m 16.49s , -64d 56m 35.3s) |   C |   180 | 17.0 |        
   27595 | 2023-05-21 06:27:06 |         MASTER-OAFA | (08h 18m 04.88s , -66d 49m 32.4s) |   C |   180 | 17.0 |        
   28861 | 2023-05-21 06:48:13 |         MASTER-OAFA | (08h 18m 24.75s , -63d 02m 47.5s) |   C |   180 | 17.0 |        
   63971 | 2023-05-21 16:33:22 |         MASTER-SAAO | (08h 34m 41.70s , -04d 01m 25.6s) |   C |   180 | 15.7 |        
   64151 | 2023-05-21 16:33:22 |         MASTER-SAAO | (08h 34m 41.68s , -04d 01m 25.8s) |   C |   540 | 17.2 |  Coadd 
   63971 | 2023-05-21 16:33:22 |         MASTER-SAAO | (08h 35m 30.89s , -04d 01m 36.8s) |   B |   180 | 16.1 |        
   64151 | 2023-05-21 16:33:22 |         MASTER-SAAO | (08h 35m 30.87s , -04d 01m 37.1s) |   B |   540 | 18.9 |  Coadd 
   64192 | 2023-05-21 16:37:04 |         MASTER-SAAO | (08h 34m 48.85s , -04d 02m 17.6s) |   C |   180 | 13.2 |        
   64192 | 2023-05-21 16:37:04 |         MASTER-SAAO | (08h 35m 37.95s , -04d 02m 32.5s) |   C |   180 | 13.0 |        
   64986 | 2023-05-21 16:50:18 |         MASTER-SAAO | (08h 34m 41.76s , -04d 01m 49.6s) |   C |   180 | 17.5 |        
   64986 | 2023-05-21 16:50:18 |         MASTER-SAAO | (08h 35m 31.24s , -04d 02m 01.3s) |   B |   180 | 17.7 |        
   65198 | 2023-05-21 16:53:49 |         MASTER-SAAO | (08h 34m 42.58s , -04d 00m 40.3s) |   C |   180 | 18.8 |        
   65198 | 2023-05-21 16:53:49 |         MASTER-SAAO | (08h 35m 31.61s , -04d 00m 57.3s) |   C |   180 | 18.8 |        
   74450 | 2023-05-21 19:28:01 |         MASTER-SAAO | (08h 28m 46.76s , -74d 38m 09.2s) |   C |   180 | 17.4 |        
   74450 | 2023-05-21 19:28:01 |         MASTER-SAAO | (08h 25m 43.31s , -74d 38m 33.7s) |   C |   180 | 17.4 |        
   74676 | 2023-05-21 19:31:47 |         MASTER-SAAO | (08h 56m 12.94s , -74d 39m 45.9s) |   C |   180 | 14.1 |        
   74676 | 2023-05-21 19:31:47 |         MASTER-SAAO | (08h 59m 16.70s , -74d 39m 39.2s) |   C |   180 | 14.1 |        
   75514 | 2023-05-21 19:45:46 |         MASTER-SAAO | (08h 28m 46.23s , -74d 37m 22.5s) |   C |   180 | 13.4 |        
   75514 | 2023-05-21 19:45:46 |         MASTER-SAAO | (08h 25m 43.70s , -74d 37m 50.7s) |   C |   180 | 13.5 |        
   75726 | 2023-05-21 19:49:18 |         MASTER-SAAO | (08h 56m 12.16s , -74d 39m 10.2s) |   C |   180 | 14.7 |        
   75726 | 2023-05-21 19:49:18 |         MASTER-SAAO | (08h 59m 15.50s , -74d 38m 44.2s) |   C |   180 | 14.7 |        
   76567 | 2023-05-21 20:03:18 |         MASTER-SAAO | (08h 30m 24.20s , -76d 32m 12.0s) |   C |   180 | 14.8 |        
   76567 | 2023-05-21 20:03:18 |         MASTER-SAAO | (08h 33m 52.05s , -76d 31m 47.8s) |   C |   180 | 14.5 |        
   76863 | 2023-05-21 20:08:15 |         MASTER-SAAO | (09h 05m 03.30s , -76d 32m 33.5s) |   C |   180 | 17.0 |        
   76863 | 2023-05-21 20:08:15 |         MASTER-SAAO | (09h 08m 33.56s , -76d 32m 55.2s) |   C |   180 | 17.0 |        
   77076 | 2023-05-21 20:11:48 |         MASTER-SAAO | (08h 25m 21.20s , -72d 45m 47.4s) |   C |   180 | 16.3 |        
   77076 | 2023-05-21 20:11:48 |         MASTER-SAAO | (08h 22m 37.32s , -72d 44m 30.0s) |   C |   180 | 15.9 |        
   77384 | 2023-05-21 20:16:55 |         MASTER-SAAO | (08h 49m 39.44s , -72d 44m 56.2s) |   C |   180 | 16.7 |        
   77384 | 2023-05-21 20:16:55 |         MASTER-SAAO | (08h 52m 23.99s , -72d 45m 41.2s) |   C |   180 | 16.9 |        
   77583 | 2023-05-21 20:20:15 |         MASTER-SAAO | (08h 30m 28.71s , -76d 30m 54.0s) |   C |   180 | 15.7 |        
   77583 | 2023-05-21 20:20:15 |         MASTER-SAAO | (08h 33m 57.31s , -76d 31m 51.1s) |   C |   180 | 16.2 |        
Filter C is a clear (unfiltred) band. 


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



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  ID = 8169
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) started inspect of the LVC S230520ae errorbox 304 sec after trigger time at 2023-05-20 22:53:46 UT, with upper limit up to  18.9 mag. Observations started at twilight.  The observations began at zenith distance = 35 deg. The sun  altitude  is -14.8 deg. 

MASTER-SAAO robotic telescope  located in South Africa (South African Astronomical Observatory) started inspect of the LVC S230520ae errorbox 4019 sec after trigger time at 2023-05-20 23:55:41 UT, with upper limit up to  19.4 mag. The observations began at zenith distance = 70 deg. The sun  altitude  is -68.4 deg. 

The galactic latitude b = -7 deg., longitude l = 331 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/ligo_1.php?id=11868

We obtain a following upper limits.  

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

     395 | 2023-05-20 22:53:46 |         MASTER-OAFA | (08h 34m 59.46s , -04d 04m 10.4s) |   C |   180 | 18.8 |        
    1400 | 2023-05-20 23:10:31 |         MASTER-OAFA | (08h 35m 02.58s , -04d 06m 16.3s) |   C |   180 | 18.9 |        
    4110 | 2023-05-20 23:55:41 |         MASTER-SAAO | (06h 50m 26.15s , -76d 35m 50.3s) |   C |   180 | 13.5 |        
    4110 | 2023-05-20 23:55:41 |         MASTER-SAAO | (06h 46m 47.54s , -76d 33m 59.0s) |   C |   180 | 13.5 |        
    5801 | 2023-05-21 00:23:53 |         MASTER-SAAO | (07h 55m 50.75s , -70d 51m 03.9s) |   C |   180 | 14.2 |        
    5802 | 2023-05-21 00:23:53 |         MASTER-SAAO | (07h 53m 14.78s , -70d 49m 02.1s) |   C |   180 | 14.2 |        
    6470 | 2023-05-21 00:35:01 |         MASTER-SAAO | (07h 31m 33.92s , -70d 52m 26.0s) |   C |   180 | 18.3 |        
    6470 | 2023-05-21 00:35:01 |         MASTER-SAAO | (07h 29m 00.58s , -70d 50m 24.1s) |   C |   180 | 18.5 |        
    6680 | 2023-05-21 00:38:32 |         MASTER-SAAO | (07h 55m 56.61s , -70d 52m 41.6s) |   C |   180 | 17.3 |        
    6680 | 2023-05-21 00:38:32 |         MASTER-SAAO | (07h 53m 23.13s , -70d 50m 39.1s) |   C |   180 | 17.7 |        
    7338 | 2023-05-21 00:49:30 |         MASTER-SAAO | (06h 00m 22.16s , -88d 03m 52.5s) |   C |   180 | 14.6 |        
    7338 | 2023-05-21 00:49:30 |         MASTER-SAAO | (05h 35m 33.68s , -88d 03m 56.6s) |   C |   180 | 14.6 |        
    7773 | 2023-05-21 00:56:45 |         MASTER-SAAO | (10h 28m 59.42s , -85d 54m 52.0s) |   C |   180 | 13.4 |        
    7773 | 2023-05-21 00:56:45 |         MASTER-SAAO | (10h 40m 37.79s , -85d 55m 57.8s) |   C |   180 | 14.3 |        
    7985 | 2023-05-21 01:00:16 |         MASTER-SAAO | (12h 34m 18.64s , -85d 57m 38.1s) |   C |   180 | 17.5 |        
    7985 | 2023-05-21 01:00:16 |         MASTER-SAAO | (12h 22m 27.76s , -85d 56m 20.2s) |   C |   180 | 17.5 |        
    8206 | 2023-05-21 01:03:58 |         MASTER-SAAO | (06h 01m 01.31s , -88d 03m 33.7s) |   C |   180 | 18.8 |        
    8206 | 2023-05-21 01:03:58 |         MASTER-SAAO | (05h 36m 25.68s , -88d 03m 40.2s) |   C |   180 | 18.7 |        
    8431 | 2023-05-21 01:07:42 |         MASTER-SAAO | (09h 49m 30.66s , -87d 50m 58.8s) |   C |   180 | 19.2 |        
    8431 | 2023-05-21 01:07:42 |         MASTER-SAAO | (10h 11m 31.17s , -87d 52m 07.7s) |   C |   180 | 19.1 |        
    8642 | 2023-05-21 01:11:13 |         MASTER-SAAO | (10h 40m 53.84s , -85d 55m 50.8s) |   C |   180 | 19.0 |        
    8642 | 2023-05-21 01:11:13 |         MASTER-SAAO | (10h 29m 19.50s , -85d 54m 47.0s) |   C |   180 | 19.1 |        
    8853 | 2023-05-21 01:14:45 |         MASTER-SAAO | (12h 34m 36.01s , -85d 56m 39.0s) |   C |   180 | 18.8 |        
    8853 | 2023-05-21 01:14:45 |         MASTER-SAAO | (12h 22m 51.95s , -85d 55m 21.3s) |   C |   180 | 19.0 |        
    9067 | 2023-05-21 01:18:18 |         MASTER-SAAO | (06h 48m 02.14s , -86d 08m 48.4s) |   C |   180 | 19.0 |        
    9067 | 2023-05-21 01:18:18 |         MASTER-SAAO | (06h 35m 36.74s , -86d 08m 00.8s) |   C |   180 | 19.1 |        
    9278 | 2023-05-21 01:21:50 |         MASTER-SAAO | (08h 28m 48.43s , -86d 02m 35.2s) |   C |   180 | 18.6 |        
    9278 | 2023-05-21 01:21:50 |         MASTER-SAAO | (08h 16m 18.52s , -86d 00m 39.3s) |   C |   180 | 18.8 |        
    9704 | 2023-05-21 01:28:55 |         MASTER-SAAO | (05h 01m 59.48s , -86d 14m 35.5s) |   C |   180 | 18.9 |        
    9915 | 2023-05-21 01:32:26 |         MASTER-SAAO | (06h 48m 41.99s , -86d 07m 21.2s) |   C |   180 | 18.6 |        
    9915 | 2023-05-21 01:32:26 |         MASTER-SAAO | (06h 36m 13.31s , -86d 06m 36.4s) |   C |   180 | 18.6 |        
   10127 | 2023-05-21 01:35:58 |         MASTER-SAAO | (08h 29m 06.72s , -86d 03m 38.5s) |   C |   180 | 18.1 |        
   10127 | 2023-05-21 01:35:58 |         MASTER-SAAO | (08h 16m 36.28s , -86d 01m 42.5s) |   C |   180 | 18.2 |        
   10552 | 2023-05-21 01:43:04 |         MASTER-SAAO | (05h 02m 15.50s , -86d 15m 29.1s) |   C |   180 | 17.5 |        
   10975 | 2023-05-21 01:50:07 |         MASTER-SAAO | (05h 45m 39.73s , -84d 16m 12.5s) |   C |   180 | 18.4 |        
   10975 | 2023-05-21 01:50:07 |         MASTER-SAAO | (05h 54m 10.14s , -84d 17m 06.9s) |   C |   180 | 18.4 |        
   11187 | 2023-05-21 01:53:38 |         MASTER-SAAO | (06h 56m 48.03s , -84d 11m 55.5s) |   C |   180 | 18.9 |        
   11187 | 2023-05-21 01:53:38 |         MASTER-SAAO | (07h 05m 13.36s , -84d 12m 56.9s) |   C |   180 | 18.9 |        
   11398 | 2023-05-21 01:57:09 |         MASTER-SAAO | (08h 04m 42.42s , -84d 08m 43.0s) |   C |   180 | 18.7 |        
   11398 | 2023-05-21 01:57:09 |         MASTER-SAAO | (08h 13m 13.68s , -84d 10m 38.6s) |   C |   180 | 18.7 |        
   11821 | 2023-05-21 02:04:12 |         MASTER-SAAO | (05h 45m 43.25s , -84d 17m 58.3s) |   C |   180 | 18.7 |        
   11821 | 2023-05-21 02:04:12 |         MASTER-SAAO | (05h 54m 27.78s , -84d 19m 02.4s) |   C |   180 | 18.6 |        
   12033 | 2023-05-21 02:07:44 |         MASTER-SAAO | (06h 57m 08.14s , -84d 12m 38.6s) |   C |   180 | 18.8 |        
   12033 | 2023-05-21 02:07:44 |         MASTER-SAAO | (07h 05m 42.68s , -84d 13m 44.3s) |   C |   180 | 18.9 |        
   12244 | 2023-05-21 02:11:15 |         MASTER-SAAO | (08h 04m 54.44s , -84d 09m 42.3s) |   C |   180 | 18.8 |        
   12244 | 2023-05-21 02:11:15 |         MASTER-SAAO | (08h 13m 24.73s , -84d 11m 38.0s) |   C |   180 | 18.8 |        
   12454 | 2023-05-21 02:14:45 |         MASTER-SAAO | (09h 15m 06.19s , -84d 06m 09.5s) |   C |   180 | 18.9 |        
   12454 | 2023-05-21 02:14:45 |         MASTER-SAAO | (09h 23m 36.32s , -84d 08m 07.7s) |   C |   180 | 18.9 |        
   12677 | 2023-05-21 02:18:28 |         MASTER-SAAO | (11h 01m 08.27s , -84d 02m 54.6s) |   C |   180 | 18.4 |        
   12677 | 2023-05-21 02:18:29 |         MASTER-SAAO | (10h 53m 11.45s , -84d 01m 51.7s) |   C |   180 | 18.6 |        
   12890 | 2023-05-21 02:22:01 |         MASTER-SAAO | (05h 20m 00.32s , -82d 27m 45.4s) |   C |   180 | 17.1 |        
   13102 | 2023-05-21 02:25:33 |         MASTER-SAAO | (06h 14m 12.94s , -82d 22m 49.6s) |   C |   180 | 16.6 |        
   13102 | 2023-05-21 02:25:33 |         MASTER-SAAO | (06h 20m 29.05s , -82d 23m 52.7s) |   C |   180 | 16.7 |        
   13313 | 2023-05-21 02:29:05 |         MASTER-SAAO | (09h 15m 31.51s , -84d 05m 21.9s) |   C |   180 | 19.0 |        
   13313 | 2023-05-21 02:29:05 |         MASTER-SAAO | (09h 23m 57.96s , -84d 07m 19.5s) |   C |   180 | 18.9 |        
   13534 | 2023-05-21 02:32:45 |         MASTER-SAAO | (11h 01m 26.59s , -84d 05m 04.1s) |   C |   180 | 18.4 |        
   13534 | 2023-05-21 02:32:45 |         MASTER-SAAO | (10h 53m 29.73s , -84d 04m 02.3s) |   C |   180 | 18.7 |        
   13746 | 2023-05-21 02:36:17 |         MASTER-SAAO | (05h 20m 04.03s , -82d 26m 11.4s) |   C |   180 | 19.2 |        
   13957 | 2023-05-21 02:39:48 |         MASTER-SAAO | (06h 14m 11.06s , -82d 22m 32.0s) |   C |   180 | 19.1 |        
   13957 | 2023-05-21 02:39:48 |         MASTER-SAAO | (06h 20m 26.60s , -82d 23m 35.1s) |   C |   180 | 19.2 |        
   14167 | 2023-05-21 02:43:18 |         MASTER-OAFA | (08h 19m 51.05s , -68d 48m 26.7s) |   C |   180 | 18.6 |        
   14366 | 2023-05-21 02:46:37 |         MASTER-OAFA | (08h 42m 21.18s , -68d 47m 25.5s) |   C |   180 | 18.5 |        
   14379 | 2023-05-21 02:46:51 |         MASTER-SAAO | (06h 31m 33.57s , -80d 28m 38.6s) |   C |   180 | 18.9 |        
   14379 | 2023-05-21 02:46:51 |         MASTER-SAAO | (06h 36m 34.45s , -80d 29m 45.3s) |   C |   180 | 19.0 |        
   14565 | 2023-05-21 02:49:57 |         MASTER-OAFA | (07h 37m 13.81s , -68d 49m 42.8s) |   C |   180 | 18.5 |        
   14765 | 2023-05-21 02:53:16 |         MASTER-OAFA | (07h 59m 36.92s , -68d 48m 16.3s) |   C |   180 | 18.5 |        
   14800 | 2023-05-21 02:53:51 |         MASTER-SAAO | (06h 43m 35.73s , -78d 33m 54.7s) |   C |   180 | 18.9 |        
   14800 | 2023-05-21 02:53:51 |         MASTER-SAAO | (06h 47m 46.68s , -78d 35m 06.8s) |   C |   180 | 19.0 |        
   14964 | 2023-05-21 02:56:36 |         MASTER-OAFA | (08h 19m 53.79s , -68d 47m 37.1s) |   C |   180 | 18.6 |        
   15164 | 2023-05-21 02:59:55 |         MASTER-OAFA | (08h 42m 11.96s , -68d 47m 48.8s) |   C |   180 | 18.6 |        
   15221 | 2023-05-21 03:00:52 |         MASTER-SAAO | (06h 36m 37.64s , -80d 29m 08.2s) |   C |   180 | 18.9 |        
   15221 | 2023-05-21 03:00:52 |         MASTER-SAAO | (06h 31m 36.07s , -80d 27m 59.8s) |   C |   180 | 18.9 |        
   15367 | 2023-05-21 03:03:18 |         MASTER-OAFA | (07h 37m 14.15s , -68d 49m 34.5s) |   C |   180 | 17.8 |        
   15644 | 2023-05-21 03:07:55 |         MASTER-SAAO | (06h 47m 50.93s , -78d 34m 38.5s) |   C |   180 | 19.1 |        
   15644 | 2023-05-21 03:07:55 |         MASTER-SAAO | (06h 43m 40.04s , -78d 33m 25.9s) |   C |   180 | 19.0 |        
   15673 | 2023-05-21 03:08:25 |         MASTER-OAFA | (07h 06m 37.87s , -56d 00m 32.8s) |   C |   180 | 12.2 |        
   15729 | 2023-05-21 03:09:20 |         MASTER-OAFA | (07h 18m 32.80s , -55d 33m 21.2s) |   C |   180 | 17.9 |        
   15855 | 2023-05-21 03:11:26 |         MASTER-SAAO | (06h 32m 32.51s , -74d 48m 33.7s) |   C |   180 | 18.7 |        
   15855 | 2023-05-21 03:11:26 |         MASTER-SAAO | (06h 29m 23.66s , -74d 47m 15.4s) |   C |   180 | 18.6 |        
   16065 | 2023-05-21 03:14:57 |         MASTER-SAAO | (07h 02m 54.54s , -74d 45m 04.4s) |   C |   180 | 18.4 |        
   16065 | 2023-05-21 03:14:57 |         MASTER-SAAO | (06h 59m 46.80s , -74d 43m 45.2s) |   C |   180 | 18.4 |        
   16097 | 2023-05-21 03:15:29 |         MASTER-OAFA | (07h 45m 38.65s , -55d 32m 08.0s) |   C |   180 | 18.0 |        
   16275 | 2023-05-21 03:18:27 |         MASTER-SAAO | (06h 41m 30.23s , -72d 52m 29.0s) |   C |   180 | 18.4 |        
   16275 | 2023-05-21 03:18:27 |         MASTER-SAAO | (06h 38m 42.80s , -72d 51m 07.5s) |   C |   180 | 18.4 |        
   16487 | 2023-05-21 03:21:58 |         MASTER-SAAO | (07h 08m 31.83s , -72d 51m 44.5s) |   C |   180 | 18.4 |        
   16487 | 2023-05-21 03:21:58 |         MASTER-SAAO | (07h 05m 44.70s , -72d 50m 22.0s) |   C |   180 | 18.4 |        
   16616 | 2023-05-21 03:24:08 |         MASTER-OAFA | (07h 04m 07.45s , -55d 33m 45.8s) |   C |   180 | 17.8 |        
   16699 | 2023-05-21 03:25:30 |         MASTER-SAAO | (06h 32m 27.34s , -74d 47m 00.7s) |   C |   180 | 18.7 |        
   16699 | 2023-05-21 03:25:30 |         MASTER-SAAO | (06h 29m 18.81s , -74d 45m 39.8s) |   C |   180 | 18.6 |        
   16910 | 2023-05-21 03:29:02 |         MASTER-SAAO | (07h 03m 00.05s , -74d 46m 16.6s) |   C |   180 | 18.6 |        
   16910 | 2023-05-21 03:29:02 |         MASTER-SAAO | (06h 59m 51.99s , -74d 44m 55.2s) |   C |   180 | 18.6 |        
   17033 | 2023-05-21 03:31:04 |         MASTER-OAFA | (07h 45m 37.84s , -55d 33m 06.2s) |   C |   180 | 17.9 |        
   17121 | 2023-05-21 03:32:33 |         MASTER-SAAO | (06h 41m 24.73s , -72d 54m 41.5s) |   C |   180 | 18.6 |        
   17121 | 2023-05-21 03:32:33 |         MASTER-SAAO | (06h 38m 36.88s , -72d 53m 18.2s) |   C |   180 | 18.4 |        
   17333 | 2023-05-21 03:36:04 |         MASTER-SAAO | (07h 08m 38.79s , -72d 52m 39.3s) |   C |   180 | 18.4 |        
   17333 | 2023-05-21 03:36:04 |         MASTER-SAAO | (07h 05m 51.48s , -72d 51m 15.8s) |   C |   180 | 18.4 |        
   17544 | 2023-05-21 03:39:35 |         MASTER-SAAO | (17h 51m 57.07s , -86d 10m 46.5s) |   C |   180 | 19.0 |        
   17544 | 2023-05-21 03:39:35 |         MASTER-SAAO | (18h 04m 35.92s , -86d 12m 56.9s) |   C |   180 | 19.1 |        
   17558 | 2023-05-21 03:39:49 |         MASTER-OAFA | (07h 19m 34.31s , -44d 11m 10.4s) |   C |   180 | 16.6 |        
   17965 | 2023-05-21 03:46:37 |         MASTER-SAAO | (20h 32m 10.54s , -88d 12m 05.7s) |   C |   180 | 18.9 |        
   18029 | 2023-05-21 03:47:41 |         MASTER-OAFA | (08h 00m 29.96s , -66d 54m 10.0s) |   C |   180 | 18.0 |        
   18290 | 2023-05-21 03:52:02 |         MASTER-OAFA | (06h 57m 39.69s , -69d 19m 39.8s) |   C |   180 | 13.1 |        
   18403 | 2023-05-21 03:53:54 |         MASTER-SAAO | (17h 51m 57.78s , -86d 10m 40.1s) |   C |   180 | 19.4 |        
   18403 | 2023-05-21 03:53:54 |         MASTER-SAAO | (18h 04m 29.07s , -86d 12m 36.0s) |   C |   180 | 19.3 |        
   18522 | 2023-05-21 03:55:54 |         MASTER-OAFA | (07h 16m 35.59s , -68d 48m 37.6s) |   C |   180 | 17.6 |        
   18824 | 2023-05-21 04:00:55 |         MASTER-SAAO | (20h 31m 46.36s , -88d 11m 55.2s) |   C |   180 | 19.1 |        
   18950 | 2023-05-21 04:03:01 |         MASTER-OAFA | (08h 00m 39.99s , -65d 21m 16.4s) |   C |   180 | 13.1 |        
   19054 | 2023-05-21 04:04:46 |         MASTER-OAFA | (06h 57m 49.16s , -69d 20m 53.3s) |   C |   180 | 12.8 |        
   19269 | 2023-05-21 04:08:21 |         MASTER-SAAO | (13h 33m 27.03s , -87d 51m 06.2s) |   C |   180 | 18.5 |        
   19269 | 2023-05-21 04:08:21 |         MASTER-SAAO | (13h 11m 45.32s , -87d 49m 15.4s) |   C |   180 | 18.7 |        
   19484 | 2023-05-21 04:11:55 |         MASTER-SAAO | (16h 51m 35.47s , -87d 58m 06.7s) |   C |   180 | 19.0 |        
   19484 | 2023-05-21 04:11:55 |         MASTER-SAAO | (17h 15m 05.15s , -88d 00m 36.4s) |   C |   180 | 18.7 |        
   19567 | 2023-05-21 04:13:19 |         MASTER-OAFA | (07h 04m 49.77s , -67d 25m 14.5s) |   C |   180 | 12.6 |        
   19696 | 2023-05-21 04:15:28 |         MASTER-SAAO | (14h 09m 58.72s , -85d 57m 09.4s) |   C |   180 | 18.4 |        
   19696 | 2023-05-21 04:15:28 |         MASTER-SAAO | (14h 21m 45.31s , -85d 59m 16.4s) |   C |   180 | 18.3 |        
   19824 | 2023-05-21 04:17:36 |         MASTER-OAFA | (07h 20m 52.23s , -66d 54m 31.8s) |   C |   180 | 17.9 |        
   19907 | 2023-05-21 04:18:58 |         MASTER-SAAO | (16h 05m 08.96s , -86d 01m 58.6s) |   C |   180 | 18.0 |        
   19907 | 2023-05-21 04:18:58 |         MASTER-SAAO | (16h 17m 16.81s , -86d 03m 26.9s) |   C |   180 | 18.1 |        
   20125 | 2023-05-21 04:22:37 |         MASTER-SAAO | (13h 12m 28.10s , -87d 48m 55.9s) |   C |   180 | 17.8 |        
   20125 | 2023-05-21 04:22:37 |         MASTER-SAAO | (13h 34m 10.00s , -87d 50m 49.4s) |   C |   180 | 17.6 |        
   20338 | 2023-05-21 04:26:10 |         MASTER-OAFA | (07h 29m 02.19s , -63d 08m 33.6s) |   C |   180 | 17.5 |        
   20340 | 2023-05-21 04:26:11 |         MASTER-SAAO | (16h 51m 32.25s , -87d 59m 28.2s) |   C |   180 | 17.6 |        
   20340 | 2023-05-21 04:26:11 |         MASTER-SAAO | (17h 15m 23.24s , -88d 01m 56.5s) |   C |   180 | 17.6 |        
   20552 | 2023-05-21 04:29:44 |         MASTER-SAAO | (14h 10m 31.01s , -85d 55m 17.0s) |   C |   180 | 16.7 |        
   20552 | 2023-05-21 04:29:44 |         MASTER-SAAO | (14h 22m 12.45s , -85d 57m 04.2s) |   C |   180 | 16.6 |        
   20763 | 2023-05-21 04:33:15 |         MASTER-SAAO | (16h 17m 23.05s , -86d 02m 04.2s) |   C |   180 | 15.3 |        
   20763 | 2023-05-21 04:33:15 |         MASTER-SAAO | (16h 05m 19.79s , -86d 00m 40.1s) |   C |   180 | 15.6 |        
   20855 | 2023-05-21 04:34:46 |         MASTER-OAFA | (07h 20m 48.38s , -66d 53m 19.6s) |   C |   180 | 17.4 |        
   22402 | 2023-05-21 05:00:34 |         MASTER-OAFA | (08h 02m 56.47s , -63d 05m 49.6s) |   C |   180 | 15.1 |        
   23439 | 2023-05-21 05:17:50 |         MASTER-OAFA | (08h 02m 46.63s , -63d 05m 01.7s) |   C |   180 | 17.0 |        
   23954 | 2023-05-21 05:26:25 |         MASTER-OAFA | (08h 01m 13.74s , -64d 59m 35.7s) |   C |   180 | 17.4 |        
   24471 | 2023-05-21 05:35:03 |         MASTER-OAFA | (07h 20m 44.64s , -59d 18m 00.1s) |   C |   180 | 16.5 |        
   24988 | 2023-05-21 05:43:40 |         MASTER-OAFA | (08h 01m 06.52s , -64d 59m 29.2s) |   C |   180 | 17.0 |        
   25512 | 2023-05-21 05:52:24 |         MASTER-OAFA | (07h 50m 55.10s , -59d 19m 04.5s) |   C |   180 | 16.3 |        
   26033 | 2023-05-21 06:01:04 |         MASTER-OAFA | (07h 47m 43.04s , -61d 12m 08.1s) |   C |   180 | 16.7 |        
   26552 | 2023-05-21 06:09:43 |         MASTER-OAFA | (08h 38m 58.79s , -66d 51m 08.0s) |   C |   180 | 17.2 |        
   27069 | 2023-05-21 06:18:21 |         MASTER-OAFA | (08h 37m 16.49s , -64d 56m 35.3s) |   C |   180 | 17.0 |        
   27595 | 2023-05-21 06:27:06 |         MASTER-OAFA | (08h 18m 04.88s , -66d 49m 32.4s) |   C |   180 | 17.0 |        
   28861 | 2023-05-21 06:48:13 |         MASTER-OAFA | (08h 18m 24.75s , -63d 02m 47.5s) |   C |   180 | 17.0 |        
   63971 | 2023-05-21 16:33:22 |         MASTER-SAAO | (08h 34m 41.70s , -04d 01m 25.6s) |   C |   180 | 15.7 |        
   64151 | 2023-05-21 16:33:22 |         MASTER-SAAO | (08h 34m 41.68s , -04d 01m 25.8s) |   C |   540 | 17.2 |  Coadd 
   63971 | 2023-05-21 16:33:22 |         MASTER-SAAO | (08h 35m 30.89s , -04d 01m 36.8s) |   B |   180 | 16.1 |        
   64151 | 2023-05-21 16:33:22 |         MASTER-SAAO | (08h 35m 30.87s , -04d 01m 37.1s) |   B |   540 | 18.9 |  Coadd 
   64192 | 2023-05-21 16:37:04 |         MASTER-SAAO | (08h 34m 48.85s , -04d 02m 17.6s) |   C |   180 | 13.2 |        
   64192 | 2023-05-21 16:37:04 |         MASTER-SAAO | (08h 35m 37.95s , -04d 02m 32.5s) |   C |   180 | 13.0 |        
   64986 | 2023-05-21 16:50:18 |         MASTER-SAAO | (08h 34m 41.76s , -04d 01m 49.6s) |   C |   180 | 17.5 |        
   64986 | 2023-05-21 16:50:18 |         MASTER-SAAO | (08h 35m 31.24s , -04d 02m 01.3s) |   B |   180 | 17.7 |        
   65198 | 2023-05-21 16:53:49 |         MASTER-SAAO | (08h 34m 42.58s , -04d 00m 40.3s) |   C |   180 | 18.8 |        
   65198 | 2023-05-21 16:53:49 |         MASTER-SAAO | (08h 35m 31.61s , -04d 00m 57.3s) |   C |   180 | 18.8 |        
   74450 | 2023-05-21 19:28:01 |         MASTER-SAAO | (08h 28m 46.76s , -74d 38m 09.2s) |   C |   180 | 17.4 |        
   74450 | 2023-05-21 19:28:01 |         MASTER-SAAO | (08h 25m 43.31s , -74d 38m 33.7s) |   C |   180 | 17.4 |        
   74676 | 2023-05-21 19:31:47 |         MASTER-SAAO | (08h 56m 12.94s , -74d 39m 45.9s) |   C |   180 | 14.1 |        
   74676 | 2023-05-21 19:31:47 |         MASTER-SAAO | (08h 59m 16.70s , -74d 39m 39.2s) |   C |   180 | 14.1 |        
   75514 | 2023-05-21 19:45:46 |         MASTER-SAAO | (08h 28m 46.23s , -74d 37m 22.5s) |   C |   180 | 13.4 |        
   75514 | 2023-05-21 19:45:46 |         MASTER-SAAO | (08h 25m 43.70s , -74d 37m 50.7s) |   C |   180 | 13.5 |        
   75726 | 2023-05-21 19:49:18 |         MASTER-SAAO | (08h 56m 12.16s , -74d 39m 10.2s) |   C |   180 | 14.7 |        
   75726 | 2023-05-21 19:49:18 |         MASTER-SAAO | (08h 59m 15.50s , -74d 38m 44.2s) |   C |   180 | 14.7 |        
   76567 | 2023-05-21 20:03:18 |         MASTER-SAAO | (08h 30m 24.20s , -76d 32m 12.0s) |   C |   180 | 14.8 |        
   76567 | 2023-05-21 20:03:18 |         MASTER-SAAO | (08h 33m 52.05s , -76d 31m 47.8s) |   C |   180 | 14.5 |        
   76863 | 2023-05-21 20:08:15 |         MASTER-SAAO | (09h 05m 03.30s , -76d 32m 33.5s) |   C |   180 | 17.0 |        
   76863 | 2023-05-21 20:08:15 |         MASTER-SAAO | (09h 08m 33.56s , -76d 32m 55.2s) |   C |   180 | 17.0 |        
   77076 | 2023-05-21 20:11:48 |         MASTER-SAAO | (08h 25m 21.20s , -72d 45m 47.4s) |   C |   180 | 16.3 |        
   77076 | 2023-05-21 20:11:48 |         MASTER-SAAO | (08h 22m 37.32s , -72d 44m 30.0s) |   C |   180 | 15.9 |        
   77384 | 2023-05-21 20:16:55 |         MASTER-SAAO | (08h 49m 39.44s , -72d 44m 56.2s) |   C |   180 | 16.7 |        
   77384 | 2023-05-21 20:16:55 |         MASTER-SAAO | (08h 52m 23.99s , -72d 45m 41.2s) |   C |   180 | 16.9 |        
   77583 | 2023-05-21 20:20:15 |         MASTER-SAAO | (08h 30m 28.71s , -76d 30m 54.0s) |   C |   180 | 15.7 |        
   77583 | 2023-05-21 20:20:15 |         MASTER-SAAO | (08h 33m 57.31s , -76d 31m 51.1s) |   C |   180 | 16.2 |        
Filter C is a clear (unfiltred) band. 


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



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  ID = 8170
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) started inspect of the LVC S230520ae errorbox 304 sec after trigger time at 2023-05-20 22:53:46 UT, with upper limit up to  18.9 mag. Observations started at twilight.  The observations began at zenith distance = 35 deg. The sun  altitude  is -14.8 deg. 

MASTER-SAAO robotic telescope  located in South Africa (South African Astronomical Observatory) started inspect of the LVC S230520ae errorbox 4019 sec after trigger time at 2023-05-20 23:55:41 UT, with upper limit up to  19.4 mag. The observations began at zenith distance = 70 deg. The sun  altitude  is -68.4 deg. 

The galactic latitude b = -7 deg., longitude l = 331 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/ligo_1.php?id=11868

We obtain a following upper limits.  

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

     395 | 2023-05-20 22:53:46 |         MASTER-OAFA | (08h 34m 59.46s , -04d 04m 10.4s) |   C |   180 | 18.8 |        
    1400 | 2023-05-20 23:10:31 |         MASTER-OAFA | (08h 35m 02.58s , -04d 06m 16.3s) |   C |   180 | 18.9 |        
    4110 | 2023-05-20 23:55:41 |         MASTER-SAAO | (06h 50m 26.15s , -76d 35m 50.3s) |   C |   180 | 13.5 |        
    4110 | 2023-05-20 23:55:41 |         MASTER-SAAO | (06h 46m 47.54s , -76d 33m 59.0s) |   C |   180 | 13.5 |        
    5801 | 2023-05-21 00:23:53 |         MASTER-SAAO | (07h 55m 50.75s , -70d 51m 03.9s) |   C |   180 | 14.2 |        
    5802 | 2023-05-21 00:23:53 |         MASTER-SAAO | (07h 53m 14.78s , -70d 49m 02.1s) |   C |   180 | 14.2 |        
    6470 | 2023-05-21 00:35:01 |         MASTER-SAAO | (07h 31m 33.92s , -70d 52m 26.0s) |   C |   180 | 18.3 |        
    6470 | 2023-05-21 00:35:01 |         MASTER-SAAO | (07h 29m 00.58s , -70d 50m 24.1s) |   C |   180 | 18.5 |        
    6680 | 2023-05-21 00:38:32 |         MASTER-SAAO | (07h 55m 56.61s , -70d 52m 41.6s) |   C |   180 | 17.3 |        
    6680 | 2023-05-21 00:38:32 |         MASTER-SAAO | (07h 53m 23.13s , -70d 50m 39.1s) |   C |   180 | 17.7 |        
    7338 | 2023-05-21 00:49:30 |         MASTER-SAAO | (06h 00m 22.16s , -88d 03m 52.5s) |   C |   180 | 14.6 |        
    7338 | 2023-05-21 00:49:30 |         MASTER-SAAO | (05h 35m 33.68s , -88d 03m 56.6s) |   C |   180 | 14.6 |        
    7773 | 2023-05-21 00:56:45 |         MASTER-SAAO | (10h 28m 59.42s , -85d 54m 52.0s) |   C |   180 | 13.4 |        
    7773 | 2023-05-21 00:56:45 |         MASTER-SAAO | (10h 40m 37.79s , -85d 55m 57.8s) |   C |   180 | 14.3 |        
    7985 | 2023-05-21 01:00:16 |         MASTER-SAAO | (12h 34m 18.64s , -85d 57m 38.1s) |   C |   180 | 17.5 |        
    7985 | 2023-05-21 01:00:16 |         MASTER-SAAO | (12h 22m 27.76s , -85d 56m 20.2s) |   C |   180 | 17.5 |        
    8206 | 2023-05-21 01:03:58 |         MASTER-SAAO | (06h 01m 01.31s , -88d 03m 33.7s) |   C |   180 | 18.8 |        
    8206 | 2023-05-21 01:03:58 |         MASTER-SAAO | (05h 36m 25.68s , -88d 03m 40.2s) |   C |   180 | 18.7 |        
    8431 | 2023-05-21 01:07:42 |         MASTER-SAAO | (09h 49m 30.66s , -87d 50m 58.8s) |   C |   180 | 19.2 |        
    8431 | 2023-05-21 01:07:42 |         MASTER-SAAO | (10h 11m 31.17s , -87d 52m 07.7s) |   C |   180 | 19.1 |        
    8642 | 2023-05-21 01:11:13 |         MASTER-SAAO | (10h 40m 53.84s , -85d 55m 50.8s) |   C |   180 | 19.0 |        
    8642 | 2023-05-21 01:11:13 |         MASTER-SAAO | (10h 29m 19.50s , -85d 54m 47.0s) |   C |   180 | 19.1 |        
    8853 | 2023-05-21 01:14:45 |         MASTER-SAAO | (12h 34m 36.01s , -85d 56m 39.0s) |   C |   180 | 18.8 |        
    8853 | 2023-05-21 01:14:45 |         MASTER-SAAO | (12h 22m 51.95s , -85d 55m 21.3s) |   C |   180 | 19.0 |        
    9067 | 2023-05-21 01:18:18 |         MASTER-SAAO | (06h 48m 02.14s , -86d 08m 48.4s) |   C |   180 | 19.0 |        
    9067 | 2023-05-21 01:18:18 |         MASTER-SAAO | (06h 35m 36.74s , -86d 08m 00.8s) |   C |   180 | 19.1 |        
    9278 | 2023-05-21 01:21:50 |         MASTER-SAAO | (08h 28m 48.43s , -86d 02m 35.2s) |   C |   180 | 18.6 |        
    9278 | 2023-05-21 01:21:50 |         MASTER-SAAO | (08h 16m 18.52s , -86d 00m 39.3s) |   C |   180 | 18.8 |        
    9704 | 2023-05-21 01:28:55 |         MASTER-SAAO | (05h 01m 59.48s , -86d 14m 35.5s) |   C |   180 | 18.9 |        
    9915 | 2023-05-21 01:32:26 |         MASTER-SAAO | (06h 48m 41.99s , -86d 07m 21.2s) |   C |   180 | 18.6 |        
    9915 | 2023-05-21 01:32:26 |         MASTER-SAAO | (06h 36m 13.31s , -86d 06m 36.4s) |   C |   180 | 18.6 |        
   10127 | 2023-05-21 01:35:58 |         MASTER-SAAO | (08h 29m 06.72s , -86d 03m 38.5s) |   C |   180 | 18.1 |        
   10127 | 2023-05-21 01:35:58 |         MASTER-SAAO | (08h 16m 36.28s , -86d 01m 42.5s) |   C |   180 | 18.2 |        
   10552 | 2023-05-21 01:43:04 |         MASTER-SAAO | (05h 02m 15.50s , -86d 15m 29.1s) |   C |   180 | 17.5 |        
   10975 | 2023-05-21 01:50:07 |         MASTER-SAAO | (05h 45m 39.73s , -84d 16m 12.5s) |   C |   180 | 18.4 |        
   10975 | 2023-05-21 01:50:07 |         MASTER-SAAO | (05h 54m 10.14s , -84d 17m 06.9s) |   C |   180 | 18.4 |        
   11187 | 2023-05-21 01:53:38 |         MASTER-SAAO | (06h 56m 48.03s , -84d 11m 55.5s) |   C |   180 | 18.9 |        
   11187 | 2023-05-21 01:53:38 |         MASTER-SAAO | (07h 05m 13.36s , -84d 12m 56.9s) |   C |   180 | 18.9 |        
   11398 | 2023-05-21 01:57:09 |         MASTER-SAAO | (08h 04m 42.42s , -84d 08m 43.0s) |   C |   180 | 18.7 |        
   11398 | 2023-05-21 01:57:09 |         MASTER-SAAO | (08h 13m 13.68s , -84d 10m 38.6s) |   C |   180 | 18.7 |        
   11821 | 2023-05-21 02:04:12 |         MASTER-SAAO | (05h 45m 43.25s , -84d 17m 58.3s) |   C |   180 | 18.7 |        
   11821 | 2023-05-21 02:04:12 |         MASTER-SAAO | (05h 54m 27.78s , -84d 19m 02.4s) |   C |   180 | 18.6 |        
   12033 | 2023-05-21 02:07:44 |         MASTER-SAAO | (06h 57m 08.14s , -84d 12m 38.6s) |   C |   180 | 18.8 |        
   12033 | 2023-05-21 02:07:44 |         MASTER-SAAO | (07h 05m 42.68s , -84d 13m 44.3s) |   C |   180 | 18.9 |        
   12244 | 2023-05-21 02:11:15 |         MASTER-SAAO | (08h 04m 54.44s , -84d 09m 42.3s) |   C |   180 | 18.8 |        
   12244 | 2023-05-21 02:11:15 |         MASTER-SAAO | (08h 13m 24.73s , -84d 11m 38.0s) |   C |   180 | 18.8 |        
   12454 | 2023-05-21 02:14:45 |         MASTER-SAAO | (09h 15m 06.19s , -84d 06m 09.5s) |   C |   180 | 18.9 |        
   12454 | 2023-05-21 02:14:45 |         MASTER-SAAO | (09h 23m 36.32s , -84d 08m 07.7s) |   C |   180 | 18.9 |        
   12677 | 2023-05-21 02:18:28 |         MASTER-SAAO | (11h 01m 08.27s , -84d 02m 54.6s) |   C |   180 | 18.4 |        
   12677 | 2023-05-21 02:18:29 |         MASTER-SAAO | (10h 53m 11.45s , -84d 01m 51.7s) |   C |   180 | 18.6 |        
   12890 | 2023-05-21 02:22:01 |         MASTER-SAAO | (05h 20m 00.32s , -82d 27m 45.4s) |   C |   180 | 17.1 |        
   13102 | 2023-05-21 02:25:33 |         MASTER-SAAO | (06h 14m 12.94s , -82d 22m 49.6s) |   C |   180 | 16.6 |        
   13102 | 2023-05-21 02:25:33 |         MASTER-SAAO | (06h 20m 29.05s , -82d 23m 52.7s) |   C |   180 | 16.7 |        
   13313 | 2023-05-21 02:29:05 |         MASTER-SAAO | (09h 15m 31.51s , -84d 05m 21.9s) |   C |   180 | 19.0 |        
   13313 | 2023-05-21 02:29:05 |         MASTER-SAAO | (09h 23m 57.96s , -84d 07m 19.5s) |   C |   180 | 18.9 |        
   13534 | 2023-05-21 02:32:45 |         MASTER-SAAO | (11h 01m 26.59s , -84d 05m 04.1s) |   C |   180 | 18.4 |        
   13534 | 2023-05-21 02:32:45 |         MASTER-SAAO | (10h 53m 29.73s , -84d 04m 02.3s) |   C |   180 | 18.7 |        
   13746 | 2023-05-21 02:36:17 |         MASTER-SAAO | (05h 20m 04.03s , -82d 26m 11.4s) |   C |   180 | 19.2 |        
   13957 | 2023-05-21 02:39:48 |         MASTER-SAAO | (06h 14m 11.06s , -82d 22m 32.0s) |   C |   180 | 19.1 |        
   13957 | 2023-05-21 02:39:48 |         MASTER-SAAO | (06h 20m 26.60s , -82d 23m 35.1s) |   C |   180 | 19.2 |        
   14167 | 2023-05-21 02:43:18 |         MASTER-OAFA | (08h 19m 51.05s , -68d 48m 26.7s) |   C |   180 | 18.6 |        
   14366 | 2023-05-21 02:46:37 |         MASTER-OAFA | (08h 42m 21.18s , -68d 47m 25.5s) |   C |   180 | 18.5 |        
   14379 | 2023-05-21 02:46:51 |         MASTER-SAAO | (06h 31m 33.57s , -80d 28m 38.6s) |   C |   180 | 18.9 |        
   14379 | 2023-05-21 02:46:51 |         MASTER-SAAO | (06h 36m 34.45s , -80d 29m 45.3s) |   C |   180 | 19.0 |        
   14565 | 2023-05-21 02:49:57 |         MASTER-OAFA | (07h 37m 13.81s , -68d 49m 42.8s) |   C |   180 | 18.5 |        
   14765 | 2023-05-21 02:53:16 |         MASTER-OAFA | (07h 59m 36.92s , -68d 48m 16.3s) |   C |   180 | 18.5 |        
   14800 | 2023-05-21 02:53:51 |         MASTER-SAAO | (06h 43m 35.73s , -78d 33m 54.7s) |   C |   180 | 18.9 |        
   14800 | 2023-05-21 02:53:51 |         MASTER-SAAO | (06h 47m 46.68s , -78d 35m 06.8s) |   C |   180 | 19.0 |        
   14964 | 2023-05-21 02:56:36 |         MASTER-OAFA | (08h 19m 53.79s , -68d 47m 37.1s) |   C |   180 | 18.6 |        
   15164 | 2023-05-21 02:59:55 |         MASTER-OAFA | (08h 42m 11.96s , -68d 47m 48.8s) |   C |   180 | 18.6 |        
   15221 | 2023-05-21 03:00:52 |         MASTER-SAAO | (06h 36m 37.64s , -80d 29m 08.2s) |   C |   180 | 18.9 |        
   15221 | 2023-05-21 03:00:52 |         MASTER-SAAO | (06h 31m 36.07s , -80d 27m 59.8s) |   C |   180 | 18.9 |        
   15367 | 2023-05-21 03:03:18 |         MASTER-OAFA | (07h 37m 14.15s , -68d 49m 34.5s) |   C |   180 | 17.8 |        
   15644 | 2023-05-21 03:07:55 |         MASTER-SAAO | (06h 47m 50.93s , -78d 34m 38.5s) |   C |   180 | 19.1 |        
   15644 | 2023-05-21 03:07:55 |         MASTER-SAAO | (06h 43m 40.04s , -78d 33m 25.9s) |   C |   180 | 19.0 |        
   15673 | 2023-05-21 03:08:25 |         MASTER-OAFA | (07h 06m 37.87s , -56d 00m 32.8s) |   C |   180 | 12.2 |        
   15729 | 2023-05-21 03:09:20 |         MASTER-OAFA | (07h 18m 32.80s , -55d 33m 21.2s) |   C |   180 | 17.9 |        
   15855 | 2023-05-21 03:11:26 |         MASTER-SAAO | (06h 32m 32.51s , -74d 48m 33.7s) |   C |   180 | 18.7 |        
   15855 | 2023-05-21 03:11:26 |         MASTER-SAAO | (06h 29m 23.66s , -74d 47m 15.4s) |   C |   180 | 18.6 |        
   16065 | 2023-05-21 03:14:57 |         MASTER-SAAO | (07h 02m 54.54s , -74d 45m 04.4s) |   C |   180 | 18.4 |        
   16065 | 2023-05-21 03:14:57 |         MASTER-SAAO | (06h 59m 46.80s , -74d 43m 45.2s) |   C |   180 | 18.4 |        
   16097 | 2023-05-21 03:15:29 |         MASTER-OAFA | (07h 45m 38.65s , -55d 32m 08.0s) |   C |   180 | 18.0 |        
   16275 | 2023-05-21 03:18:27 |         MASTER-SAAO | (06h 41m 30.23s , -72d 52m 29.0s) |   C |   180 | 18.4 |        
   16275 | 2023-05-21 03:18:27 |         MASTER-SAAO | (06h 38m 42.80s , -72d 51m 07.5s) |   C |   180 | 18.4 |        
   16487 | 2023-05-21 03:21:58 |         MASTER-SAAO | (07h 08m 31.83s , -72d 51m 44.5s) |   C |   180 | 18.4 |        
   16487 | 2023-05-21 03:21:58 |         MASTER-SAAO | (07h 05m 44.70s , -72d 50m 22.0s) |   C |   180 | 18.4 |        
   16616 | 2023-05-21 03:24:08 |         MASTER-OAFA | (07h 04m 07.45s , -55d 33m 45.8s) |   C |   180 | 17.8 |        
   16699 | 2023-05-21 03:25:30 |         MASTER-SAAO | (06h 32m 27.34s , -74d 47m 00.7s) |   C |   180 | 18.7 |        
   16699 | 2023-05-21 03:25:30 |         MASTER-SAAO | (06h 29m 18.81s , -74d 45m 39.8s) |   C |   180 | 18.6 |        
   16910 | 2023-05-21 03:29:02 |         MASTER-SAAO | (07h 03m 00.05s , -74d 46m 16.6s) |   C |   180 | 18.6 |        
   16910 | 2023-05-21 03:29:02 |         MASTER-SAAO | (06h 59m 51.99s , -74d 44m 55.2s) |   C |   180 | 18.6 |        
   17033 | 2023-05-21 03:31:04 |         MASTER-OAFA | (07h 45m 37.84s , -55d 33m 06.2s) |   C |   180 | 17.9 |        
   17121 | 2023-05-21 03:32:33 |         MASTER-SAAO | (06h 41m 24.73s , -72d 54m 41.5s) |   C |   180 | 18.6 |        
   17121 | 2023-05-21 03:32:33 |         MASTER-SAAO | (06h 38m 36.88s , -72d 53m 18.2s) |   C |   180 | 18.4 |        
   17333 | 2023-05-21 03:36:04 |         MASTER-SAAO | (07h 08m 38.79s , -72d 52m 39.3s) |   C |   180 | 18.4 |        
   17333 | 2023-05-21 03:36:04 |         MASTER-SAAO | (07h 05m 51.48s , -72d 51m 15.8s) |   C |   180 | 18.4 |        
   17544 | 2023-05-21 03:39:35 |         MASTER-SAAO | (17h 51m 57.07s , -86d 10m 46.5s) |   C |   180 | 19.0 |        
   17544 | 2023-05-21 03:39:35 |         MASTER-SAAO | (18h 04m 35.92s , -86d 12m 56.9s) |   C |   180 | 19.1 |        
   17558 | 2023-05-21 03:39:49 |         MASTER-OAFA | (07h 19m 34.31s , -44d 11m 10.4s) |   C |   180 | 16.6 |        
   17965 | 2023-05-21 03:46:37 |         MASTER-SAAO | (20h 32m 10.54s , -88d 12m 05.7s) |   C |   180 | 18.9 |        
   18029 | 2023-05-21 03:47:41 |         MASTER-OAFA | (08h 00m 29.96s , -66d 54m 10.0s) |   C |   180 | 18.0 |        
   18290 | 2023-05-21 03:52:02 |         MASTER-OAFA | (06h 57m 39.69s , -69d 19m 39.8s) |   C |   180 | 13.1 |        
   18403 | 2023-05-21 03:53:54 |         MASTER-SAAO | (17h 51m 57.78s , -86d 10m 40.1s) |   C |   180 | 19.4 |        
   18403 | 2023-05-21 03:53:54 |         MASTER-SAAO | (18h 04m 29.07s , -86d 12m 36.0s) |   C |   180 | 19.3 |        
   18522 | 2023-05-21 03:55:54 |         MASTER-OAFA | (07h 16m 35.59s , -68d 48m 37.6s) |   C |   180 | 17.6 |        
   18824 | 2023-05-21 04:00:55 |         MASTER-SAAO | (20h 31m 46.36s , -88d 11m 55.2s) |   C |   180 | 19.1 |        
   18950 | 2023-05-21 04:03:01 |         MASTER-OAFA | (08h 00m 39.99s , -65d 21m 16.4s) |   C |   180 | 13.1 |        
   19054 | 2023-05-21 04:04:46 |         MASTER-OAFA | (06h 57m 49.16s , -69d 20m 53.3s) |   C |   180 | 12.8 |        
   19269 | 2023-05-21 04:08:21 |         MASTER-SAAO | (13h 33m 27.03s , -87d 51m 06.2s) |   C |   180 | 18.5 |        
   19269 | 2023-05-21 04:08:21 |         MASTER-SAAO | (13h 11m 45.32s , -87d 49m 15.4s) |   C |   180 | 18.7 |        
   19484 | 2023-05-21 04:11:55 |         MASTER-SAAO | (16h 51m 35.47s , -87d 58m 06.7s) |   C |   180 | 19.0 |        
   19484 | 2023-05-21 04:11:55 |         MASTER-SAAO | (17h 15m 05.15s , -88d 00m 36.4s) |   C |   180 | 18.7 |        
   19567 | 2023-05-21 04:13:19 |         MASTER-OAFA | (07h 04m 49.77s , -67d 25m 14.5s) |   C |   180 | 12.6 |        
   19696 | 2023-05-21 04:15:28 |         MASTER-SAAO | (14h 09m 58.72s , -85d 57m 09.4s) |   C |   180 | 18.4 |        
   19696 | 2023-05-21 04:15:28 |         MASTER-SAAO | (14h 21m 45.31s , -85d 59m 16.4s) |   C |   180 | 18.3 |        
   19824 | 2023-05-21 04:17:36 |         MASTER-OAFA | (07h 20m 52.23s , -66d 54m 31.8s) |   C |   180 | 17.9 |        
   19907 | 2023-05-21 04:18:58 |         MASTER-SAAO | (16h 05m 08.96s , -86d 01m 58.6s) |   C |   180 | 18.0 |        
   19907 | 2023-05-21 04:18:58 |         MASTER-SAAO | (16h 17m 16.81s , -86d 03m 26.9s) |   C |   180 | 18.1 |        
   20125 | 2023-05-21 04:22:37 |         MASTER-SAAO | (13h 12m 28.10s , -87d 48m 55.9s) |   C |   180 | 17.8 |        
   20125 | 2023-05-21 04:22:37 |         MASTER-SAAO | (13h 34m 10.00s , -87d 50m 49.4s) |   C |   180 | 17.6 |        
   20338 | 2023-05-21 04:26:10 |         MASTER-OAFA | (07h 29m 02.19s , -63d 08m 33.6s) |   C |   180 | 17.5 |        
   20340 | 2023-05-21 04:26:11 |         MASTER-SAAO | (16h 51m 32.25s , -87d 59m 28.2s) |   C |   180 | 17.6 |        
   20340 | 2023-05-21 04:26:11 |         MASTER-SAAO | (17h 15m 23.24s , -88d 01m 56.5s) |   C |   180 | 17.6 |        
   20552 | 2023-05-21 04:29:44 |         MASTER-SAAO | (14h 10m 31.01s , -85d 55m 17.0s) |   C |   180 | 16.7 |        
   20552 | 2023-05-21 04:29:44 |         MASTER-SAAO | (14h 22m 12.45s , -85d 57m 04.2s) |   C |   180 | 16.6 |        
   20763 | 2023-05-21 04:33:15 |         MASTER-SAAO | (16h 17m 23.05s , -86d 02m 04.2s) |   C |   180 | 15.3 |        
   20763 | 2023-05-21 04:33:15 |         MASTER-SAAO | (16h 05m 19.79s , -86d 00m 40.1s) |   C |   180 | 15.6 |        
   20855 | 2023-05-21 04:34:46 |         MASTER-OAFA | (07h 20m 48.38s , -66d 53m 19.6s) |   C |   180 | 17.4 |        
   22402 | 2023-05-21 05:00:34 |         MASTER-OAFA | (08h 02m 56.47s , -63d 05m 49.6s) |   C |   180 | 15.1 |        
   23439 | 2023-05-21 05:17:50 |         MASTER-OAFA | (08h 02m 46.63s , -63d 05m 01.7s) |   C |   180 | 17.0 |        
   23954 | 2023-05-21 05:26:25 |         MASTER-OAFA | (08h 01m 13.74s , -64d 59m 35.7s) |   C |   180 | 17.4 |        
   24471 | 2023-05-21 05:35:03 |         MASTER-OAFA | (07h 20m 44.64s , -59d 18m 00.1s) |   C |   180 | 16.5 |        
   24988 | 2023-05-21 05:43:40 |         MASTER-OAFA | (08h 01m 06.52s , -64d 59m 29.2s) |   C |   180 | 17.0 |        
   25512 | 2023-05-21 05:52:24 |         MASTER-OAFA | (07h 50m 55.10s , -59d 19m 04.5s) |   C |   180 | 16.3 |        
   26033 | 2023-05-21 06:01:04 |         MASTER-OAFA | (07h 47m 43.04s , -61d 12m 08.1s) |   C |   180 | 16.7 |        
   26552 | 2023-05-21 06:09:43 |         MASTER-OAFA | (08h 38m 58.79s , -66d 51m 08.0s) |   C |   180 | 17.2 |        
   27069 | 2023-05-21 06:18:21 |         MASTER-OAFA | (08h 37m 16.49s , -64d 56m 35.3s) |   C |   180 | 17.0 |        
   27595 | 2023-05-21 06:27:06 |         MASTER-OAFA | (08h 18m 04.88s , -66d 49m 32.4s) |   C |   180 | 17.0 |        
   28861 | 2023-05-21 06:48:13 |         MASTER-OAFA | (08h 18m 24.75s , -63d 02m 47.5s) |   C |   180 | 17.0 |        
   63971 | 2023-05-21 16:33:22 |         MASTER-SAAO | (08h 34m 41.70s , -04d 01m 25.6s) |   C |   180 | 15.7 |        
   64151 | 2023-05-21 16:33:22 |         MASTER-SAAO | (08h 34m 41.68s , -04d 01m 25.8s) |   C |   540 | 17.2 |  Coadd 
   63971 | 2023-05-21 16:33:22 |         MASTER-SAAO | (08h 35m 30.89s , -04d 01m 36.8s) |   B |   180 | 16.1 |        
   64151 | 2023-05-21 16:33:22 |         MASTER-SAAO | (08h 35m 30.87s , -04d 01m 37.1s) |   B |   540 | 18.9 |  Coadd 
   64192 | 2023-05-21 16:37:04 |         MASTER-SAAO | (08h 34m 48.85s , -04d 02m 17.6s) |   C |   180 | 13.2 |        
   64192 | 2023-05-21 16:37:04 |         MASTER-SAAO | (08h 35m 37.95s , -04d 02m 32.5s) |   C |   180 | 13.0 |        
   64986 | 2023-05-21 16:50:18 |         MASTER-SAAO | (08h 34m 41.76s , -04d 01m 49.6s) |   C |   180 | 17.5 |        
   64986 | 2023-05-21 16:50:18 |         MASTER-SAAO | (08h 35m 31.24s , -04d 02m 01.3s) |   B |   180 | 17.7 |        
   65198 | 2023-05-21 16:53:49 |         MASTER-SAAO | (08h 34m 42.58s , -04d 00m 40.3s) |   C |   180 | 18.8 |        
   65198 | 2023-05-21 16:53:49 |         MASTER-SAAO | (08h 35m 31.61s , -04d 00m 57.3s) |   C |   180 | 18.8 |        
   74450 | 2023-05-21 19:28:01 |         MASTER-SAAO | (08h 28m 46.76s , -74d 38m 09.2s) |   C |   180 | 17.4 |        
   74450 | 2023-05-21 19:28:01 |         MASTER-SAAO | (08h 25m 43.31s , -74d 38m 33.7s) |   C |   180 | 17.4 |        
   74676 | 2023-05-21 19:31:47 |         MASTER-SAAO | (08h 56m 12.94s , -74d 39m 45.9s) |   C |   180 | 14.1 |        
   74676 | 2023-05-21 19:31:47 |         MASTER-SAAO | (08h 59m 16.70s , -74d 39m 39.2s) |   C |   180 | 14.1 |        
   75514 | 2023-05-21 19:45:46 |         MASTER-SAAO | (08h 28m 46.23s , -74d 37m 22.5s) |   C |   180 | 13.4 |        
   75514 | 2023-05-21 19:45:46 |         MASTER-SAAO | (08h 25m 43.70s , -74d 37m 50.7s) |   C |   180 | 13.5 |        
   75726 | 2023-05-21 19:49:18 |         MASTER-SAAO | (08h 56m 12.16s , -74d 39m 10.2s) |   C |   180 | 14.7 |        
   75726 | 2023-05-21 19:49:18 |         MASTER-SAAO | (08h 59m 15.50s , -74d 38m 44.2s) |   C |   180 | 14.7 |        
   76567 | 2023-05-21 20:03:18 |         MASTER-SAAO | (08h 30m 24.20s , -76d 32m 12.0s) |   C |   180 | 14.8 |        
   76567 | 2023-05-21 20:03:18 |         MASTER-SAAO | (08h 33m 52.05s , -76d 31m 47.8s) |   C |   180 | 14.5 |        
   76863 | 2023-05-21 20:08:15 |         MASTER-SAAO | (09h 05m 03.30s , -76d 32m 33.5s) |   C |   180 | 17.0 |        
   76863 | 2023-05-21 20:08:15 |         MASTER-SAAO | (09h 08m 33.56s , -76d 32m 55.2s) |   C |   180 | 17.0 |        
   77076 | 2023-05-21 20:11:48 |         MASTER-SAAO | (08h 25m 21.20s , -72d 45m 47.4s) |   C |   180 | 16.3 |        
   77076 | 2023-05-21 20:11:48 |         MASTER-SAAO | (08h 22m 37.32s , -72d 44m 30.0s) |   C |   180 | 15.9 |        
   77384 | 2023-05-21 20:16:55 |         MASTER-SAAO | (08h 49m 39.44s , -72d 44m 56.2s) |   C |   180 | 16.7 |        
   77384 | 2023-05-21 20:16:55 |         MASTER-SAAO | (08h 52m 23.99s , -72d 45m 41.2s) |   C |   180 | 16.9 |        
   77583 | 2023-05-21 20:20:15 |         MASTER-SAAO | (08h 30m 28.71s , -76d 30m 54.0s) |   C |   180 | 15.7 |        
   77583 | 2023-05-21 20:20:15 |         MASTER-SAAO | (08h 33m 57.31s , -76d 31m 51.1s) |   C |   180 | 16.2 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2024