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Gaia21ahi


Details Follow-up


Other surveys detections
None
Comments
~2 mag outburst in known BLLac
ATels
None
AstroNotes
None

TNS ID
AT2021asa

RA - DEC
142.42569   73.06793
09:29:42.17   73:04:04.55
Galactic coords.
139.2511   36.96439

Alerting date
2021-01-15 10:45:28
Julian date (TCB)
2459229.95
Alerting magnitude
18.54
Historic magnitude
20.37
Historic StdDev
0.30
Class
BL Lac
Publication date
Jan. 17, 2021, 8:53 p.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.
2015-01-14 22:08:40 2457037.42 20.91
2015-01-26 08:28:02 2457048.85 21.09
2015-11-28 10:44:22 2457354.95 20.97
2015-11-28 12:30:56 2457355.02 20.97
2016-04-12 13:57:57 2457491.08 20.51
2016-04-12 15:44:31 2457491.16 20.48
2016-07-19 13:22:33 2457589.06 20.10
2016-07-19 15:09:07 2457589.13 19.86
2016-07-19 19:22:47 2457589.31 20.14
2016-07-19 21:09:21 2457589.38 20.20
2016-11-01 18:42:16 2457694.28 20.58
2016-11-01 20:28:51 2457694.35 20.46
2016-12-10 05:41:08 2457732.74 20.67
2016-12-10 07:27:42 2457732.81 20.82
2017-02-04 10:14:16 2457788.93 20.81
2017-02-04 12:00:51 2457789.00 20.85
2017-07-14 09:45:54 2457948.91 20.76
2017-08-05 03:57:26 2457970.66 20.65
2017-08-05 05:44:00 2457970.74 20.66
2017-09-17 11:23:03 2458013.97 20.66
2017-10-19 11:04:05 2458045.96 20.46
2018-03-04 00:36:27 2458181.53 20.58
2019-06-22 00:28:12 2458656.52 20.71
2019-07-18 01:48:12 2458682.58 20.46
2019-07-18 03:34:47 2458682.65 20.59
2019-08-31 06:22:58 2458726.77 20.14
2019-09-20 13:03:17 2458747.04 20.15
2019-10-25 19:06:16 2458782.30 20.12
2019-11-29 16:25:23 2458817.18 20.38
2019-12-23 09:20:30 2458840.89 20.29
2020-02-08 23:12:12 2458888.47 19.78
2020-02-09 00:58:46 2458888.54 19.95
2020-02-09 05:12:26 2458888.72 19.93
2020-02-09 06:59:00 2458888.79 20.01
2020-03-04 23:55:23 2458913.50 20.08
2020-04-07 19:19:32 2458947.31 19.89
2020-04-07 21:06:06 2458947.38 19.96
2020-05-14 04:55:02 2458983.70 20.04
2020-06-02 17:29:46 2459003.23 20.42
2020-07-17 06:31:16 2459047.77 20.45
2020-07-17 08:17:50 2459047.85 20.61
2020-07-29 18:43:24 2459060.28 20.86
2020-07-29 22:57:04 2459060.46 20.53
2020-07-30 00:43:38 2459060.53 20.49
2020-08-22 17:06:38 2459084.21 20.93
2020-09-30 04:45:29 2459122.70 20.12
2020-11-24 05:59:16 2459177.75 20.07
2021-01-15 10:45:28 2459229.95 18.54
2021-01-15 14:59:08 2459230.12 18.61
2021-03-18 01:30:03 2459291.56 20.41
2021-04-22 06:47:41 2459326.78 20.27
2021-05-28 08:08:37 2459362.84 19.78
2021-05-28 12:22:16 2459363.02 19.56
2021-06-22 14:13:31 2459388.09 20.46
2021-06-22 20:13:45 2459388.34 20.44
2021-08-12 13:55:18 2459439.08 20.14
2021-08-12 18:08:59 2459439.26 19.84
2021-09-07 12:13:49 2459465.01 19.42
2021-09-07 14:00:24 2459465.08 19.46
2021-10-11 19:40:58 2459499.32 19.17
2021-12-04 19:01:08 2459553.29 19.94
2022-01-15 15:48:21 2459595.16 19.68
2022-01-15 17:34:55 2459595.23 19.71
2022-01-27 03:54:12 2459606.66 19.49
2022-05-04 01:55:10 2459703.58 20.05
2022-05-04 03:41:44 2459703.65 20.15
2022-06-13 21:15:42 2459744.39 19.92
2022-07-06 13:38:16 2459767.07 19.39
2022-07-06 15:24:50 2459767.14 19.24
2022-07-06 21:25:04 2459767.39 19.54
2022-08-25 13:20:10 2459817.06 19.28
2022-08-25 15:06:44 2459817.13 19.31
2022-10-23 07:02:32 2459875.79 19.74
2022-10-23 08:49:07 2459875.87 19.78
2023-02-08 06:35:45 2459983.77 19.67
2023-04-14 17:10:59 2460049.22 19.74
2023-05-16 09:03:40 2460080.88 20.24
2023-06-30 08:39:05 2460125.86 20.26
2023-06-30 10:25:39 2460125.93 20.20
2023-06-30 14:39:18 2460126.11 20.37
2023-07-21 20:50:23 2460147.37 19.90
2023-07-21 22:36:57 2460147.44 19.93
2023-07-22 02:50:38 2460147.62 19.91
2023-07-22 04:37:12 2460147.69 19.94
2023-09-07 02:31:07 2460194.60 20.42
2023-09-07 04:17:41 2460194.68 20.43
2023-10-07 08:20:54 2460224.85 20.29
2023-10-07 10:07:29 2460224.92 20.27
2023-11-03 15:56:03 2460252.16 20.41
2023-12-26 01:13:00 2460304.55 19.90



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