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Gaia21esc




Other surveys detections
None
Comments
brightening in known BL Lac 87GB 055229.4+392148
ATels
None
AstroNotes
None

TNS ID
AT2021abwg

RA - DEC
88.98589   39.36885
05:55:56.61   39:22:07.86
Galactic coords.
172.0787   7.13796

Alerting date
2021-10-14 02:27:33
Julian date (TCB)
2459501.60
Alerting magnitude
18.15
Historic magnitude
18.94
Historic StdDev
0.17
Class
BL Lac
Publication date
Oct. 20, 2021, 9:24 a.m.
  • See here for an explanation of lightcurves.


Click and scroll down and select one row in the table below to display the corresponding spectrum.


Date JD Average Mag.
2015-03-27 00:15:21 2457108.51 18.94
2015-09-01 12:35:31 2457267.02 18.90
2015-09-01 14:22:05 2457267.10 18.91
2015-10-01 08:08:07 2457296.84 18.88
2015-10-23 12:21:47 2457319.02 18.87
2016-04-10 08:58:01 2457488.87 19.00
2016-04-29 13:14:38 2457508.05 19.05
2016-04-29 15:01:11 2457508.13 19.10
2016-04-29 19:14:50 2457508.30 19.04
2016-04-29 21:01:24 2457508.38 19.01
2016-09-11 09:33:41 2457642.90 18.93
2016-09-11 13:47:23 2457643.07 18.88
2016-10-15 07:20:12 2457676.81 18.92
2016-10-15 09:06:46 2457676.88 18.92
2016-10-31 15:13:23 2457693.13 18.91
2017-02-01 15:31:14 2457786.15 18.94
2017-02-01 17:17:48 2457786.22 18.94
2017-02-01 21:31:27 2457786.40 18.95
2017-02-01 23:18:00 2457786.47 18.96
2017-02-10 04:59:17 2457794.71 18.98
2017-02-10 06:45:51 2457794.78 18.97
2017-02-10 10:59:30 2457794.96 18.94
2017-03-20 05:56:57 2457832.75 18.84
2017-04-27 17:20:41 2457871.22 18.78
2017-04-27 21:34:20 2457871.40 18.78
2017-04-28 03:34:33 2457871.65 18.76
2017-05-06 15:40:32 2457880.15 18.83
2017-05-06 17:27:06 2457880.23 18.85
2017-05-06 21:40:45 2457880.40 18.84
2017-05-07 03:40:58 2457880.65 18.81
2017-05-07 05:27:32 2457880.73 18.85
2017-08-14 10:46:37 2457979.95 18.76
2017-08-14 12:33:11 2457980.02 18.78
2017-08-14 16:46:53 2457980.20 18.77
2017-08-14 18:33:27 2457980.27 18.77
2017-09-22 10:21:25 2458018.93 18.82
2017-11-08 03:49:24 2458065.66 18.75
2017-11-08 05:35:58 2458065.73 18.76
2017-11-08 09:49:39 2458065.91 18.77
2018-02-09 05:52:32 2458158.74 18.85
2018-02-09 07:39:05 2458158.82 18.92
2018-03-30 23:18:56 2458208.47 18.90
2018-03-31 01:05:30 2458208.55 18.86
2018-08-12 01:29:40 2458342.56 18.76
2018-08-12 05:43:21 2458342.74 18.77
2018-08-12 07:29:55 2458342.81 18.76
2018-10-03 05:32:28 2458394.73 18.75
2019-02-18 12:55:51 2458533.04 18.64
2019-03-12 12:49:23 2458555.03 18.66
2019-03-12 14:35:57 2458555.11 18.64
2019-04-10 18:27:42 2458584.27 18.66
2019-08-23 12:47:02 2458719.03 18.68
2019-08-23 17:00:43 2458719.21 18.64
2019-09-15 19:37:34 2458742.32 18.62
2019-10-14 20:53:14 2458771.37 18.59
2020-02-18 16:47:50 2458898.20 18.59
2020-02-18 18:34:23 2458898.27 18.56
2020-03-14 17:38:33 2458923.24 18.50
2020-04-10 06:37:26 2458949.78 18.46
2020-08-12 13:28:34 2459074.06 18.48
2020-09-01 23:49:04 2459094.49 18.48
2020-10-03 17:31:25 2459126.23 18.45
2021-02-18 20:40:40 2459264.36 18.51
2021-03-13 08:33:17 2459286.86 18.51
2021-08-22 14:38:30 2459449.11 18.45
2021-09-17 12:49:18 2459475.03 18.42
2021-09-17 14:35:53 2459475.11 18.41
2021-10-14 02:27:33 2459501.60 18.15
2021-10-14 06:41:15 2459501.78 18.18
2022-02-28 21:46:30 2459639.41 18.41
2022-03-28 03:28:03 2459666.64 18.41
2022-04-21 13:34:43 2459691.07 18.40
2022-04-21 15:21:17 2459691.14 18.43
2022-09-02 08:03:17 2459824.84 18.37
2022-09-02 09:49:52 2459824.91 18.39
2022-10-02 13:48:13 2459855.08 18.40
2022-10-24 03:35:29 2459876.65 18.37
2023-04-12 14:37:54 2460047.11 18.20
2023-04-12 16:24:28 2460047.18 18.24
2023-05-01 08:41:59 2460065.86 18.20
2023-09-13 05:01:24 2460200.71 18.25
2023-10-17 10:33:06 2460234.94 18.28



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