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Gaia20chl




Other surveys detections
None
Comments
~0.4 mag rise in known QSO (z=2.3)
ATels
None
AstroNotes
None

TNS ID
AT2020khi

RA - DEC
141.84899   59.06501
09:27:23.76   59:03:54.04
Galactic coords.
155.90503   42.76376

Alerting date
2020-05-16 04:45:34
Julian date (TCB)
2458985.70
Alerting magnitude
18.29
Historic magnitude
18.67
Historic StdDev
0.04
Class
QSO
Publication date
May 18, 2020, 7:41 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.
2015-03-09 12:56:40 2457091.04 18.70
2015-03-09 14:43:14 2457091.11 18.69
2015-03-27 02:44:03 2457108.61 18.71
2015-03-27 06:57:42 2457108.79 18.69
2015-06-10 01:32:09 2457183.56 18.67
2015-06-10 05:45:48 2457183.74 18.80
2015-06-10 07:32:22 2457183.81 18.66
2015-06-10 11:46:01 2457183.99 18.70
2015-06-27 11:55:37 2457201.00 18.68
2015-06-27 13:42:11 2457201.07 18.67
2015-06-27 17:55:50 2457201.25 18.66
2015-06-27 19:42:24 2457201.32 18.65
2015-08-30 17:53:24 2457265.25 18.68
2015-10-25 17:42:23 2457321.24 18.66
2015-11-30 22:57:23 2457357.46 18.65
2015-12-01 00:43:57 2457357.53 18.66
2015-12-15 12:49:42 2457372.03 18.67
2015-12-15 17:03:23 2457372.21 18.66
2016-04-09 07:53:03 2457487.83 18.67
2016-04-09 09:39:37 2457487.90 18.66
2016-07-02 13:00:53 2457572.04 18.68
2016-07-03 02:47:54 2457572.62 18.64
2016-07-03 07:01:34 2457572.79 18.68
2016-07-03 08:48:08 2457572.87 18.64
2016-07-03 13:01:47 2457573.04 18.66
2016-07-03 14:48:22 2457573.12 18.66
2016-07-03 19:02:01 2457573.29 18.63
2016-07-03 20:48:35 2457573.37 18.68
2016-07-04 01:02:15 2457573.54 18.64
2016-07-04 07:02:28 2457573.79 18.67
2016-07-04 08:49:03 2457573.87 18.66
2016-07-04 13:02:42 2457574.04 18.72
2016-07-04 19:02:56 2457574.29 18.69
2016-07-04 20:49:30 2457574.37 18.64
2016-07-05 01:03:10 2457574.54 18.75
2016-07-05 02:49:44 2457574.62 18.67
2016-07-05 07:03:24 2457574.79 18.72
2016-07-05 08:49:58 2457574.87 18.64
2016-07-05 13:03:38 2457575.04 18.75
2016-07-05 14:50:12 2457575.12 18.63
2016-07-05 20:50:26 2457575.37 18.67
2016-09-10 02:51:18 2457641.62 18.60
2016-10-05 13:07:07 2457667.05 18.62
2016-11-04 18:51:25 2457697.29 18.62
2016-12-13 17:54:12 2457736.25 18.65
2016-12-13 19:40:46 2457736.32 18.67
2016-12-24 00:01:07 2457746.50 18.67
2017-02-10 11:38:54 2457794.99 18.63
2017-02-10 13:25:28 2457795.06 18.69
2017-02-10 17:39:08 2457795.24 18.68
2017-02-10 19:25:42 2457795.31 18.65
2017-02-10 23:39:21 2457795.49 18.67
2017-02-11 01:25:55 2457795.56 18.65
2017-02-11 05:39:35 2457795.74 18.70
2017-02-11 07:26:09 2457795.81 18.68
2017-02-11 11:39:49 2457795.99 18.67
2017-02-11 13:26:23 2457796.06 18.66
2017-02-11 17:40:02 2457796.24 18.68
2017-02-11 19:26:36 2457796.31 18.69
2017-02-11 23:40:16 2457796.49 18.69
2017-02-12 05:40:29 2457796.74 18.65
2017-02-12 07:27:03 2457796.81 18.64
2017-02-12 11:40:43 2457796.99 18.66
2017-02-12 13:27:17 2457797.06 18.66
2017-02-12 17:40:56 2457797.24 18.73
2017-02-12 23:41:10 2457797.49 18.65
2017-02-13 01:27:44 2457797.56 18.67
2017-02-13 05:41:24 2457797.74 18.64
2017-03-29 10:24:05 2457841.93 18.70
2017-04-23 17:58:23 2457867.25 18.66
2017-05-23 21:54:35 2457897.41 18.71
2017-05-23 23:41:09 2457897.49 18.67
2017-09-21 17:25:23 2458018.23 18.71
2017-09-21 21:39:04 2458018.40 18.69
2017-10-20 09:31:01 2458046.90 18.73
2017-10-20 11:17:36 2458046.97 18.73
2017-11-15 11:07:57 2458072.96 18.73
2017-12-27 14:13:05 2458115.09 18.68
2017-12-27 15:59:39 2458115.17 18.69
2017-12-27 21:59:54 2458115.42 18.73
2018-01-01 10:03:59 2458119.92 18.73
2018-01-01 14:17:40 2458120.10 18.69
2018-01-01 16:04:14 2458120.17 18.72
2018-01-01 20:17:55 2458120.35 18.70
2018-04-09 05:29:08 2458217.73 18.72
2018-04-09 07:15:42 2458217.80 18.71
2018-06-04 17:04:17 2458274.21 18.73
2018-06-04 18:50:51 2458274.29 18.73
2018-10-03 06:36:42 2458394.78 18.73
2018-11-03 16:30:35 2458426.19 18.77
2018-11-25 22:27:20 2458448.44 18.73
2018-11-26 00:13:54 2458448.51 18.71
2019-02-28 03:13:15 2458542.63 18.70
2019-04-20 12:35:44 2458594.02 18.72
2019-05-24 07:56:33 2458627.83 18.67
2019-05-24 12:10:12 2458628.01 18.69
2019-06-16 12:14:24 2458651.01 18.66
2019-06-16 14:00:58 2458651.08 18.68
2019-09-16 18:57:14 2458743.29 18.64
2019-10-24 13:17:17 2458781.05 18.66
2019-11-26 14:46:57 2458814.12 18.62
2019-11-26 16:33:32 2458814.19 18.61
2019-12-18 03:24:02 2458835.64 18.66
2019-12-18 05:10:36 2458835.72 18.66
2020-02-16 11:25:33 2458895.98 18.65
2020-02-16 13:12:07 2458896.05 18.64
2020-02-16 17:25:47 2458896.23 18.65
2020-02-16 19:12:21 2458896.30 18.66
2020-03-01 19:28:16 2458910.31 18.60
2020-03-01 23:41:55 2458910.49 18.61
2020-03-02 01:28:29 2458910.56 18.56
2020-03-02 05:42:08 2458910.74 18.63
2020-04-11 07:20:42 2458950.81 18.51
2020-04-11 09:07:16 2458950.88 18.54
2020-05-16 04:45:34 2458985.70 18.29
2020-05-16 08:59:13 2458985.87 18.31
2020-10-03 18:35:39 2459126.27 18.27
2020-10-03 22:49:20 2459126.45 18.26
2020-11-04 10:28:24 2459157.94 18.29
2020-11-04 12:14:59 2459158.01 18.29
2020-11-26 10:25:48 2459179.93 18.30
2021-02-28 13:24:31 2459274.06 18.41
2021-03-14 07:28:57 2459287.81 18.39
2021-03-14 09:15:31 2459287.89 18.40
2021-04-21 00:34:21 2459325.52 18.45
2021-04-21 02:20:54 2459325.60 18.42
2021-05-25 07:54:44 2459359.83 18.44
2021-05-25 12:08:23 2459360.01 18.43
2021-06-17 00:13:15 2459382.51 18.49
2021-06-17 01:59:49 2459382.58 18.48
2021-08-20 06:09:54 2459446.76 18.45
2021-08-20 07:56:28 2459446.83 18.49
2021-08-20 12:10:08 2459447.01 18.50
2021-08-20 13:56:43 2459447.08 18.45
2021-08-20 18:10:23 2459447.26 18.50
2021-09-04 12:21:39 2459462.02 18.48
2021-09-04 14:08:14 2459462.09 18.48
2021-09-04 20:08:29 2459462.34 18.53
2021-10-15 05:59:56 2459502.75 18.52
2021-11-18 07:13:01 2459536.80 18.55
2021-12-06 11:29:09 2459554.98 18.54
2021-12-06 13:15:43 2459555.05 18.54
2022-03-10 08:23:29 2459648.85 18.54
2022-03-10 10:10:02 2459648.92 18.57
2022-03-28 04:10:18 2459666.67 18.59
2022-03-28 08:23:57 2459666.85 18.56
2022-05-02 09:28:26 2459701.89 18.58
2022-06-11 19:13:19 2459742.30 18.59
2022-06-11 20:59:53 2459742.37 18.58
2022-06-28 07:23:15 2459758.81 18.58
2022-06-28 09:09:49 2459758.88 18.58
2022-06-28 13:23:29 2459759.06 18.58
2022-06-28 15:10:03 2459759.13 18.60
2022-08-31 09:07:27 2459822.88 18.63
2022-08-31 13:21:08 2459823.06 18.62
2022-09-22 01:30:10 2459844.56 18.60
2022-10-26 13:09:56 2459879.05 18.61
2022-12-02 00:23:47 2459915.52 18.65
2022-12-02 02:10:21 2459915.59 18.63
2022-12-16 06:29:52 2459929.77 18.64
2022-12-16 08:16:27 2459929.84 18.65
2023-04-11 09:19:19 2460045.89 18.67
2023-04-11 11:05:52 2460045.96 18.71
2023-05-14 02:50:31 2460078.62 18.71
2023-09-11 22:19:00 2460199.43 18.69
2023-09-12 02:32:40 2460199.61 18.69
2023-10-07 16:20:26 2460225.18 18.71
2023-11-06 10:05:09 2460254.92 18.69
2023-11-06 14:18:50 2460255.10 18.72
2023-12-15 19:20:31 2460294.31 18.70
2023-12-25 13:27:19 2460304.06 18.75



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