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Gaia21frq




Other surveys detections
None
Comments
Rise in known BL Lac 87GB 153538.6+200826
ATels
None
AstroNotes
None

TNS ID
AT2021agms

RA - DEC
234.47901   19.98118
15:37:54.96   19:58:52.25
Galactic coords.
31.44139   51.36096

Alerting date
2021-12-21 12:31:53
Julian date (TCB)
2459570.02
Alerting magnitude
18.37
Historic magnitude
19.38
Historic StdDev
0.44
Class
BL Lac
Publication date
Dec. 23, 2021, 10:50 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.
2015-01-12 03:22:44 2457034.64 20.14
2015-01-12 05:09:18 2457034.71 20.15
2015-02-12 03:04:08 2457065.63 20.15
2015-03-22 21:57:19 2457104.41 20.32
2015-03-23 02:11:00 2457104.59 20.31
2015-09-04 16:44:52 2457270.20 20.13
2015-09-04 18:31:26 2457270.27 20.15
2016-01-26 22:24:17 2457414.43 20.41
2016-02-22 17:58:51 2457441.25 20.56
2016-04-06 03:08:43 2457484.63 20.15
2016-04-06 04:55:18 2457484.71 19.97
2016-04-06 09:08:58 2457484.88 20.09
2016-04-06 10:55:33 2457484.96 20.10
2016-04-06 15:09:13 2457485.13 20.18
2016-04-06 22:56:02 2457485.46 20.17
2016-04-08 22:57:58 2457487.46 20.03
2016-04-09 04:58:13 2457487.71 20.01
2016-04-09 09:11:53 2457487.88 20.05
2016-04-09 10:58:28 2457487.96 20.07
2016-04-09 16:58:43 2457488.21 20.09
2016-04-09 21:12:23 2457488.38 20.16
2016-06-02 01:25:47 2457541.56 20.03
2016-06-02 07:26:01 2457541.81 20.01
2016-06-02 09:12:35 2457541.88 19.99
2016-06-02 13:26:14 2457542.06 20.02
2016-06-02 15:12:48 2457542.13 20.00
2016-06-02 19:26:28 2457542.31 20.07
2016-06-02 21:13:02 2457542.38 20.00
2016-06-03 03:13:15 2457542.63 20.12
2016-06-05 03:14:58 2457544.64 20.03
2016-06-05 09:15:11 2457544.89 19.98
2016-06-05 15:15:24 2457545.14 19.94
2016-06-05 19:29:04 2457545.31 20.10
2016-06-06 01:29:17 2457545.56 20.12
2016-07-21 06:19:46 2457590.76 19.77
2016-08-18 18:03:11 2457619.25 19.88
2016-09-15 05:54:19 2457646.75 19.55
2016-09-15 07:40:53 2457646.82 19.57
2017-01-10 13:26:15 2457764.06 19.10
2017-01-10 17:39:56 2457764.24 19.04
2017-02-09 00:46:14 2457793.53 18.81
2017-02-09 02:32:49 2457793.61 18.85
2017-06-10 15:41:44 2457915.15 19.04
2017-06-10 17:28:18 2457915.23 19.04
2017-06-21 15:47:57 2457926.16 18.76
2017-06-21 17:34:31 2457926.23 18.86
2017-09-03 02:24:33 2457999.60 19.28
2017-09-03 04:11:06 2457999.67 19.21
2017-12-03 16:15:55 2458091.18 19.40
2017-12-03 22:16:10 2458091.43 19.43
2017-12-04 02:29:51 2458091.60 19.48
2017-12-04 04:16:26 2458091.68 19.44
2017-12-04 08:30:06 2458091.85 19.39
2017-12-04 14:30:22 2458092.10 19.37
2017-12-04 16:16:56 2458092.18 19.36
2017-12-04 20:30:37 2458092.35 19.30
2017-12-04 22:17:11 2458092.43 19.32
2017-12-05 08:31:07 2458092.85 19.26
2017-12-05 10:17:42 2458092.93 19.30
2017-12-05 14:31:22 2458093.11 19.28
2017-12-05 16:17:57 2458093.18 19.32
2017-12-05 20:31:37 2458093.36 19.29
2017-12-05 22:18:12 2458093.43 19.31
2017-12-06 02:31:53 2458093.61 19.24
2017-12-06 04:18:27 2458093.68 19.21
2017-12-06 08:32:08 2458093.86 19.33
2017-12-06 10:18:42 2458093.93 19.42
2017-12-06 14:32:23 2458094.11 19.32
2017-12-06 16:18:58 2458094.18 19.38
2017-12-06 20:32:38 2458094.36 19.34
2017-12-06 22:19:13 2458094.43 19.29
2017-12-07 04:19:28 2458094.68 19.41
2018-01-21 14:13:04 2458140.09 18.62
2018-01-21 15:59:38 2458140.17 18.68
2018-03-14 13:46:20 2458192.07 19.14
2018-03-14 15:32:54 2458192.15 19.15
2018-06-20 10:39:26 2458289.94 18.31
2018-06-20 12:26:00 2458290.02 18.27
2018-07-06 10:43:17 2458305.95 18.55
2018-07-06 12:29:51 2458306.02 18.53
2018-08-12 21:56:12 2458343.41 19.10
2018-08-12 23:42:46 2458343.49 19.11
2018-09-19 21:27:13 2458381.39 19.33
2018-10-07 03:35:43 2458398.65 19.32
2018-10-07 05:22:17 2458398.72 19.30
2018-12-10 17:22:26 2458463.22 19.96
2018-12-10 21:36:07 2458463.40 19.89
2018-12-10 23:22:42 2458463.47 19.86
2018-12-27 15:46:38 2458480.16 19.88
2018-12-27 17:33:13 2458480.23 19.98
2019-02-01 15:23:26 2458516.14 20.18
2019-03-09 04:28:56 2458551.69 19.80
2019-03-24 14:48:30 2458567.12 19.29
2019-06-30 19:26:45 2458665.31 19.10
2019-08-05 19:59:48 2458701.33 19.74
2019-08-05 21:46:22 2458701.41 19.75
2019-09-12 03:50:57 2458738.66 18.92
2019-09-12 05:37:30 2458738.73 18.88
2019-09-27 16:13:44 2458754.18 19.14
2019-09-27 18:00:18 2458754.25 19.13
2019-12-31 06:11:18 2458848.76 19.34
2020-01-19 17:04:45 2458868.21 19.45
2020-01-19 18:51:19 2458868.29 19.51
2020-02-21 00:40:50 2458900.53 19.59
2020-02-21 02:27:25 2458900.60 19.55
2020-06-20 12:32:10 2459021.02 19.27
2020-06-20 16:45:49 2459021.20 19.07
2020-07-14 17:25:35 2459045.23 19.03
2020-07-14 19:12:09 2459045.30 19.02
2020-08-13 11:41:26 2459074.99 19.39
2020-09-20 17:11:57 2459113.22 19.39
2020-09-20 21:25:36 2459113.39 19.34
2020-09-20 23:12:10 2459113.47 19.26
2020-10-07 09:34:23 2459129.90 19.00
2020-10-07 15:34:36 2459130.15 18.86
2020-10-07 17:21:10 2459130.22 19.04
2020-12-11 03:34:52 2459194.65 19.59
2020-12-11 05:21:27 2459194.72 19.63
2020-12-11 09:35:07 2459194.90 19.64
2020-12-28 15:45:15 2459212.16 19.26
2020-12-28 17:31:50 2459212.23 19.41
2021-02-01 23:08:40 2459247.46 19.76
2021-02-02 03:22:21 2459247.64 19.71
2021-03-09 22:26:39 2459283.44 19.12
2021-03-24 22:32:58 2459298.44 19.37
2021-07-01 05:38:25 2459396.74 18.61
2021-07-22 01:22:51 2459417.56 18.07
2021-08-25 00:49:53 2459451.53 18.82
2021-12-21 16:45:34 2459570.20 18.38
2022-01-13 10:49:49 2459592.95 18.91
2022-02-12 22:31:42 2459623.44 18.82
2022-03-24 03:37:24 2459662.65 18.94
2022-03-24 05:23:59 2459662.72 19.00
2022-04-03 03:44:37 2459672.66 19.01
2022-04-03 05:31:12 2459672.73 18.93
2022-08-05 20:18:55 2459797.35 19.72
2022-09-05 13:58:56 2459828.08 19.33
2023-01-01 07:42:53 2459945.82 18.33
2023-01-01 11:56:34 2459946.00 18.93
2023-01-27 23:50:59 2459972.49 19.03
2023-01-28 01:37:34 2459972.57 19.10
2023-02-23 13:26:19 2459999.06 19.10
2023-04-08 10:35:22 2460042.94 19.80
2023-04-08 16:35:37 2460043.19 19.72
2023-04-08 18:22:11 2460043.27 19.68
2023-04-08 22:35:52 2460043.44 19.59
2023-04-09 04:36:07 2460043.69 19.56
2023-04-09 10:36:22 2460043.94 19.55
2023-04-09 12:22:57 2460044.02 19.59
2023-04-09 16:36:37 2460044.19 19.75
2023-04-09 18:23:12 2460044.27 19.78
2023-04-09 22:36:52 2460044.44 19.81
2023-04-10 00:23:26 2460044.52 19.87
2023-04-10 04:37:07 2460044.69 20.00
2023-04-10 06:23:41 2460044.77 19.92
2023-04-10 16:37:37 2460045.19 19.89
2023-04-10 18:24:11 2460045.27 19.95
2023-04-10 22:37:52 2460045.44 19.79
2023-04-11 00:24:27 2460045.52 19.74
2023-04-11 04:38:07 2460045.69 19.89
2023-06-03 14:51:45 2460099.12 19.61
2023-06-03 16:38:19 2460099.19 19.70
2023-06-03 20:51:58 2460099.37 19.65
2023-06-03 22:38:32 2460099.44 19.77
2023-06-04 04:38:45 2460099.69 19.73
2023-06-07 22:41:53 2460103.45 19.78
2023-06-08 02:55:32 2460103.62 19.73
2023-06-08 04:42:06 2460103.70 19.67
2023-06-08 08:55:46 2460103.87 19.70
2023-06-08 10:42:20 2460103.95 19.74
2023-08-20 21:16:08 2460177.39 19.74
2023-09-17 01:21:53 2460204.56 20.08
2023-09-17 03:08:27 2460204.63 20.14



2015 - Institute of Astronomy, University of Cambridge, UK - Privacy policy