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Gaia20asl


Details Follow-up


Other surveys detections
None
Comments
QSO brightens by 0.4 mag in 20 months
ATels
None
AstroNotes
None

TNS ID
AT2020cff

RA - DEC
188.04295   26.74291
12:32:10.31   26:44:34.48
Galactic coords.
216.96543   85.689

Alerting date
2020-02-07 13:51:04
Julian date (TCB)
2458887.08
Alerting magnitude
18.61
Historic magnitude
19.05
Historic StdDev
0.13
Class
QSO
Publication date
Feb. 11, 2020, 3:02 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.
2014-08-02 23:39:31 2456872.49 19.20
2014-08-03 05:39:44 2456872.74 19.14
2014-08-03 11:39:57 2456872.99 19.21
2014-08-03 17:40:10 2456873.24 19.23
2014-08-03 19:26:44 2456873.31 19.14
2014-10-27 17:59:13 2456958.25 19.12
2014-10-27 23:59:28 2456958.50 19.14
2014-10-28 04:13:09 2456958.68 19.13
2015-02-02 11:10:24 2457055.97 19.17
2015-02-02 15:24:05 2457056.14 19.24
2015-05-28 01:39:32 2457170.57 19.20
2015-07-01 05:18:47 2457204.72 19.04
2015-07-01 07:05:21 2457204.80 19.04
2015-11-05 13:07:31 2457332.05 19.00
2015-11-05 17:21:12 2457332.22 18.98
2015-11-26 05:27:37 2457352.73 18.98
2015-11-26 07:14:12 2457352.80 18.95
2016-02-07 16:16:56 2457426.18 18.92
2016-02-07 22:17:12 2457426.43 18.92
2016-02-08 04:17:27 2457426.68 18.93
2016-02-08 10:17:43 2457426.93 18.95
2016-05-18 06:55:45 2457526.79 18.96
2016-05-18 08:42:19 2457526.86 18.92
2016-06-11 00:48:13 2457550.53 19.03
2016-11-14 18:31:35 2457707.27 18.92
2016-11-14 20:18:10 2457707.35 18.83
2016-12-10 02:14:43 2457732.59 18.91
2017-01-05 12:17:30 2457759.01 18.89
2017-05-28 23:10:15 2457902.47 18.86
2017-07-22 20:59:54 2457957.37 18.81
2017-07-22 22:46:28 2457957.45 18.84
2017-11-25 09:05:14 2458082.88 19.00
2017-11-25 10:51:49 2458082.95 18.97
2017-12-24 08:49:29 2458111.87 19.00
2018-01-15 10:33:31 2458133.94 19.02
2018-04-22 23:26:38 2458231.48 18.99
2018-04-23 01:13:12 2458231.55 18.97
2018-04-23 05:26:51 2458231.73 19.00
2018-04-23 07:13:25 2458231.80 18.96
2018-04-23 11:27:04 2458231.98 18.96
2018-04-23 13:13:38 2458232.05 18.93
2018-04-23 17:27:17 2458232.23 18.97
2018-04-23 19:13:51 2458232.30 18.97
2018-04-23 23:27:30 2458232.48 18.99
2018-04-24 01:14:04 2458232.55 18.99
2018-04-24 13:14:29 2458233.05 18.99
2018-04-24 19:14:42 2458233.30 19.01
2018-04-25 01:14:54 2458233.55 19.01
2018-04-25 07:15:07 2458233.80 18.95
2018-04-25 11:28:46 2458233.98 18.97
2018-04-25 19:15:33 2458234.30 18.96
2018-04-25 23:29:12 2458234.48 18.98
2018-04-26 01:15:46 2458234.55 18.98
2018-04-26 05:29:25 2458234.73 18.93
2018-04-26 07:15:59 2458234.80 18.94
2018-04-26 11:29:38 2458234.98 18.94
2018-06-08 22:30:45 2458278.44 19.01
2018-06-09 00:17:18 2458278.51 19.02
2018-07-12 04:04:50 2458311.67 19.05
2018-07-12 05:51:23 2458311.74 19.01
2018-08-02 10:08:45 2458332.92 19.04
2018-08-02 11:55:19 2458333.00 19.01
2018-12-06 00:02:49 2458458.50 18.88
2018-12-06 04:16:31 2458458.68 18.88
2019-01-24 23:38:09 2458508.48 18.87
2019-04-30 00:20:57 2458603.51 18.85
2019-04-30 02:07:31 2458603.59 18.86
2019-05-13 02:13:04 2458616.59 18.89
2019-05-13 06:26:43 2458616.77 18.88
2019-06-20 07:25:24 2458654.81 18.90
2019-07-28 19:17:01 2458693.30 18.90
2019-07-28 21:03:34 2458693.38 18.90
2019-11-02 15:36:40 2458790.15 18.78
2019-11-02 19:50:21 2458790.33 18.80
2019-11-15 20:10:07 2458803.34 18.75
2019-11-15 21:56:42 2458803.41 18.75
2019-12-21 11:52:59 2458839.00 18.72
2020-01-28 05:52:08 2458876.74 18.60
2020-01-28 07:38:42 2458876.82 18.59
2020-01-28 11:52:23 2458876.99 18.58
2020-01-28 13:38:58 2458877.07 18.61
2020-02-07 13:51:04 2458887.08 18.61
2020-02-07 18:04:45 2458887.25 18.59
2020-02-08 00:05:01 2458887.50 18.56
2020-02-08 01:51:35 2458887.58 18.61
2020-04-24 14:05:33 2458964.09 18.70
2020-04-24 20:05:46 2458964.34 18.72
2020-04-24 21:52:20 2458964.41 18.70
2020-05-08 14:21:21 2458978.10 18.70
2020-05-08 16:07:55 2458978.17 18.67
2020-05-08 20:21:34 2458978.35 18.70
2020-06-15 23:42:56 2459016.49 18.77
2020-07-24 19:37:08 2459055.32 18.74
2020-07-24 23:50:47 2459055.49 18.72
2020-08-02 16:07:22 2459064.17 18.77
2020-08-02 22:07:35 2459064.42 18.75
2020-08-02 23:54:09 2459064.50 18.75
2020-12-06 16:15:33 2459190.18 18.81
2021-01-08 09:45:17 2459222.91 18.86
2021-01-08 11:31:51 2459222.98 18.82
2021-01-25 09:50:01 2459239.91 18.84
2021-01-25 11:36:35 2459239.98 18.83
2021-04-30 06:18:45 2459334.76 18.91
2021-04-30 08:05:19 2459334.84 18.86
2021-05-14 00:24:09 2459348.52 18.91
2021-05-14 02:10:43 2459348.59 18.92
2021-06-20 17:37:36 2459386.23 18.90
2021-06-20 19:24:10 2459386.31 18.92
2021-07-31 06:52:20 2459426.79 18.91
2021-07-31 12:52:33 2459427.04 18.93
2021-07-31 17:06:11 2459427.21 18.96
2021-08-10 17:13:17 2459437.22 18.98
2021-08-10 18:59:51 2459437.29 18.99
2021-08-11 01:00:04 2459437.54 18.95
2021-08-11 05:13:43 2459437.72 18.96
2021-08-11 07:00:17 2459437.79 18.96
2021-10-28 07:26:37 2459515.81 18.97
2021-10-28 13:26:52 2459516.06 18.99
2021-11-10 23:50:22 2459529.49 19.01
2021-11-11 01:36:56 2459529.57 18.93
2021-11-11 05:50:38 2459529.74 18.99
2021-12-17 05:26:10 2459565.73 18.98
2021-12-17 07:12:44 2459565.80 18.94
2022-01-22 16:42:51 2459602.20 18.97
2022-01-22 18:29:26 2459602.27 18.91
2022-02-03 00:37:01 2459613.53 18.96
2022-02-03 04:50:42 2459613.70 18.93
2022-05-09 19:19:21 2459709.31 18.85
2022-05-09 21:05:55 2459709.38 18.87
2022-05-29 03:05:46 2459728.63 18.84
2022-05-29 07:19:25 2459728.81 18.83
2022-07-02 02:32:55 2459762.61 18.74
2022-11-06 08:35:17 2459889.86 18.65
2022-11-27 12:54:37 2459911.04 18.72
2022-12-27 18:36:07 2459941.28 18.76
2022-12-27 20:22:41 2459941.35 18.74
2023-05-19 22:09:21 2460084.42 18.66
2023-06-13 08:14:40 2460108.84 18.63
2023-11-16 09:45:41 2460264.91 18.75
2023-11-16 13:59:22 2460265.08 18.80
2024-01-07 03:31:23 2460316.65 18.75



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