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Gaia21cdh




Other surveys detections
None
Comments
brightening in known QSO
ATels
None
AstroNotes
None

TNS ID
AT2021kto

RA - DEC
159.31703   -29.56746
10:37:16.09   -29:34:02.86
Galactic coords.
270.95215   24.84604

Alerting date
2021-04-30 01:01:48
Julian date (TCB)
2459334.54
Alerting magnitude
16.76
Historic magnitude
17.82
Historic StdDev
0.43
Class
QSO
Publication date
May 1, 2021, 1:44 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.
2014-08-01 04:35:34 2456870.69 18.49
2014-08-01 06:22:08 2456870.77 18.49
2014-08-01 10:35:47 2456870.94 18.49
2014-08-01 12:22:21 2456871.02 18.49
2014-08-01 16:36:00 2456871.19 18.46
2014-08-01 18:22:34 2456871.27 18.46
2014-08-02 00:22:47 2456871.52 18.41
2014-11-05 23:23:01 2456967.47 18.60
2015-02-07 10:32:11 2457060.94 17.30
2015-02-07 16:32:26 2457061.19 17.37
2015-02-07 18:19:01 2457061.26 17.31
2015-02-07 22:32:42 2457061.44 17.52
2015-02-08 00:19:16 2457061.51 17.60
2015-02-08 04:32:57 2457061.69 17.66
2015-02-08 06:19:31 2457061.76 17.69
2015-02-08 10:33:12 2457061.94 17.80
2015-02-08 12:19:46 2457062.01 17.87
2015-02-08 16:33:27 2457062.19 17.93
2015-02-08 18:20:01 2457062.26 17.92
2015-02-09 00:20:16 2457062.51 17.97
2015-02-12 00:23:12 2457065.52 17.95
2015-02-12 06:23:27 2457065.77 18.00
2015-02-12 10:37:07 2457065.94 17.99
2015-02-12 12:23:42 2457066.02 18.01
2015-02-12 16:37:22 2457066.19 18.04
2015-02-12 18:23:57 2457066.27 18.01
2015-02-12 22:37:38 2457066.44 18.09
2015-02-13 04:37:53 2457066.69 18.25
2015-02-13 06:24:27 2457066.77 18.25
2015-02-13 10:38:08 2457066.94 18.13
2015-02-13 12:24:43 2457067.02 18.14
2015-02-13 16:38:24 2457067.19 18.22
2015-05-16 10:52:23 2457158.95 18.62
2015-05-16 12:38:57 2457159.03 18.63
2015-11-15 20:13:21 2457342.34 18.16
2015-12-07 12:24:50 2457364.02 18.14
2015-12-07 14:11:24 2457364.09 18.07
2016-01-06 18:05:16 2457394.25 18.27
2016-01-06 19:51:51 2457394.33 18.23
2016-05-05 05:56:37 2457513.75 18.91
2016-05-05 07:43:11 2457513.82 18.88
2016-05-31 07:38:28 2457539.82 18.58
2016-08-14 12:13:08 2457615.01 18.66
2016-08-14 16:26:47 2457615.19 18.65
2016-08-14 18:13:21 2457615.26 18.59
2016-08-14 22:27:01 2457615.44 18.54
2016-08-15 00:13:35 2457615.51 18.53
2016-08-15 04:27:14 2457615.69 18.49
2016-08-15 06:13:48 2457615.76 18.41
2016-08-15 10:27:27 2457615.94 18.37
2016-08-15 12:14:01 2457616.01 18.30
2016-08-15 16:27:41 2457616.19 18.34
2016-08-15 18:14:15 2457616.26 18.31
2016-08-15 22:27:54 2457616.44 18.41
2016-08-16 00:14:28 2457616.51 18.45
2016-08-16 06:14:41 2457616.76 18.52
2016-08-16 10:28:21 2457616.94 18.63
2016-08-16 12:14:55 2457617.01 18.58
2016-08-16 16:28:34 2457617.19 18.67
2016-08-16 18:15:08 2457617.26 18.59
2016-08-16 22:28:48 2457617.44 18.67
2016-08-17 00:15:22 2457617.51 18.66
2016-11-25 03:19:38 2457717.64 17.83
2016-12-20 15:10:13 2457743.13 16.82
2017-01-16 13:16:17 2457770.05 18.20
2017-01-16 15:02:52 2457770.13 18.19
2017-05-16 14:28:38 2457890.10 18.65
2017-05-16 16:15:12 2457890.18 18.48
2017-06-15 14:11:45 2457920.09 18.97
2017-06-15 15:58:19 2457920.17 18.97
2017-07-11 03:47:34 2457945.66 19.03
2017-10-19 06:41:04 2458045.78 18.42
2017-10-19 10:54:45 2458045.95 18.56
2017-10-19 12:41:20 2458046.03 18.59
2017-10-25 17:00:17 2458052.21 18.53
2017-10-25 18:46:51 2458052.28 18.55
2017-10-25 23:00:32 2458052.46 18.59
2017-10-26 00:47:06 2458052.53 18.63
2017-12-05 16:03:40 2458093.17 18.11
2018-01-04 05:33:18 2458122.73 18.76
2018-01-27 05:36:17 2458145.73 18.44
2018-01-27 09:49:58 2458145.91 18.44
2018-06-30 10:54:13 2458299.95 18.53
2018-06-30 15:07:51 2458300.13 18.79
2018-07-21 21:04:58 2458321.38 17.88
2018-07-21 22:51:32 2458321.45 17.88
2018-10-27 17:50:55 2458419.24 17.07
2018-10-27 19:37:30 2458419.32 17.07
2018-11-09 17:58:14 2458432.25 17.94
2019-01-19 16:50:13 2458503.20 17.94
2019-01-19 18:36:48 2458503.28 17.93
2019-02-06 06:46:32 2458520.78 17.82
2019-02-06 11:00:13 2458520.96 17.93
2019-04-15 23:07:43 2458589.46 17.34
2019-04-16 00:54:17 2458589.54 17.33
2019-04-16 05:07:56 2458589.71 17.42
2019-04-16 06:54:30 2458589.79 17.46
2019-04-16 11:08:10 2458589.96 17.52
2019-04-16 12:54:43 2458590.04 17.57
2019-04-28 19:03:05 2458602.29 17.94
2019-04-28 23:16:44 2458602.47 17.96
2019-04-29 01:03:18 2458602.54 17.88
2019-06-08 16:46:40 2458643.20 17.63
2019-07-15 10:03:12 2458679.92 17.34
2019-07-23 13:55:17 2458688.08 16.98
2019-08-10 18:32:08 2458706.27 18.45
2019-08-10 20:18:42 2458706.35 18.52
2019-08-11 00:32:21 2458706.52 18.51
2019-10-19 22:22:53 2458776.43 18.26
2019-10-20 02:36:34 2458776.61 18.27
2019-10-20 04:23:08 2458776.68 18.25
2019-10-20 08:36:49 2458776.86 18.15
2019-10-20 10:23:24 2458776.93 18.16
2019-11-02 08:53:06 2458789.87 17.86
2019-11-02 10:39:41 2458789.94 17.89
2019-12-10 16:37:32 2458828.19 16.97
2020-01-14 06:29:37 2458862.77 17.95
2020-01-14 08:16:12 2458862.84 17.94
2020-01-29 18:56:15 2458878.29 17.38
2020-05-04 02:59:56 2458973.62 17.34
2020-05-22 21:31:07 2458992.40 17.09
2020-10-28 01:35:19 2459150.57 17.17
2020-10-28 05:48:59 2459150.74 17.25
2020-11-10 11:55:55 2459164.00 17.16
2020-11-10 13:42:29 2459164.07 17.15
2020-12-16 18:58:20 2459200.29 17.22
2021-01-20 18:35:20 2459235.27 17.04
2021-02-06 16:58:58 2459252.21 17.85
2021-02-06 22:59:14 2459252.46 17.84
2021-04-16 05:06:20 2459320.71 17.30
2021-04-16 06:52:54 2459320.79 17.28
2021-04-16 11:06:33 2459320.96 17.28
2021-04-16 12:53:07 2459321.04 17.27
2021-04-16 17:06:46 2459321.21 17.27
2021-04-16 18:53:20 2459321.29 17.26
2021-04-30 01:01:48 2459334.54 16.76
2021-04-30 05:15:27 2459334.72 16.79
2021-04-30 07:02:01 2459334.79 16.77
2021-06-09 04:45:24 2459374.70 17.26
2021-06-09 06:31:58 2459374.77 17.27
2021-07-16 04:00:39 2459411.67 16.43
2021-07-16 05:47:13 2459411.74 16.43
2021-08-01 11:50:53 2459427.99 16.43
2021-11-06 12:49:51 2459525.03 17.86
2021-11-06 14:36:25 2459525.11 17.87
2021-11-24 14:39:53 2459543.11 17.28
2021-12-27 14:08:36 2459576.09 17.44
2021-12-27 18:22:17 2459576.27 17.41
2022-02-10 06:01:36 2459620.75 17.27
2022-02-10 12:01:51 2459621.00 17.31
2022-02-10 18:02:07 2459621.25 17.26
2022-02-10 19:48:41 2459621.33 17.25
2022-02-11 00:02:22 2459621.50 17.20
2022-02-11 06:02:38 2459621.75 17.27
2022-02-11 07:49:12 2459621.83 17.29
2022-02-11 12:02:53 2459622.00 17.39
2022-02-11 13:49:28 2459622.08 17.43
2022-02-11 18:03:09 2459622.25 17.52
2022-02-11 19:49:43 2459622.33 17.56
2022-02-12 00:03:24 2459622.50 17.64
2022-02-12 01:49:59 2459622.58 17.65
2022-02-12 06:03:39 2459622.75 17.72
2022-02-12 12:03:55 2459623.00 17.80
2022-02-12 18:04:10 2459623.25 17.91
2022-02-13 00:04:26 2459623.50 17.89
2022-04-26 00:14:43 2459695.51 16.34
2022-04-26 02:01:17 2459695.58 16.34
2022-04-26 06:14:57 2459695.76 16.33
2022-04-26 08:01:30 2459695.83 16.40
2022-05-17 18:19:16 2459717.26 16.90
2022-05-17 20:05:49 2459717.34 16.96
2022-07-31 04:56:00 2459791.71 16.71
2022-07-31 06:42:33 2459791.78 16.68
2022-08-10 23:02:12 2459802.46 16.79
2022-08-11 00:48:46 2459802.53 16.82
2022-11-16 13:54:03 2459900.08 17.23
2022-12-08 13:51:21 2459922.08 16.46
2022-12-08 15:37:56 2459922.15 16.41
2023-01-07 13:33:02 2459952.06 17.82
2023-05-07 01:24:13 2460071.56 16.68
2023-05-07 03:10:47 2460071.63 16.59
2023-11-26 21:00:30 2460275.38 17.99
2024-01-18 10:30:39 2460327.94 17.47



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