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Gaia21csy




Other surveys detections
None
Comments
long-term dimming of a known QSO
ATels
None
AstroNotes
None

TNS ID
AT2021pdu

RA - DEC
139.04956   3.55492
09:16:11.89   03:33:17.71
Galactic coords.
227.77953   33.55725

Alerting date
2021-06-06 23:16:25
Julian date (TCB)
2459372.47
Alerting magnitude
19.75
Historic magnitude
18.68
Historic StdDev
0.27
Class
unknown
Publication date
June 8, 2021, 8:59 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.
2015-04-25 05:22:30 2457137.72 18.76
2015-06-16 10:54:37 2457189.95 18.64
2015-11-06 12:18:10 2457333.01 18.66
2015-12-09 17:54:08 2457366.25 18.73
2015-12-09 19:40:43 2457366.32 18.68
2015-12-25 01:49:18 2457381.58 18.70
2015-12-25 06:03:00 2457381.75 18.73
2016-05-05 00:31:14 2457513.52 18.79
2016-05-05 02:17:48 2457513.60 18.79
2016-06-10 13:37:15 2457550.07 18.69
2016-06-10 17:50:54 2457550.24 18.69
2016-06-24 07:43:20 2457563.82 18.72
2016-09-29 03:41:15 2457660.65 18.70
2016-09-29 07:54:56 2457660.83 18.67
2016-10-10 15:49:52 2457672.16 18.67
2016-10-10 20:03:33 2457672.34 18.71
2016-11-16 01:29:20 2457708.56 18.70
2016-11-16 03:15:55 2457708.64 18.68
2017-03-27 03:29:50 2457839.65 18.68
2017-03-27 05:16:24 2457839.72 18.66
2017-04-10 05:22:48 2457853.72 18.71
2017-04-10 09:36:27 2457853.90 18.62
2017-04-10 11:23:01 2457853.97 18.68
2017-10-07 12:06:37 2458034.00 19.02
2017-10-07 16:20:18 2458034.18 19.00
2017-10-26 04:25:16 2458052.68 19.07
2017-10-26 06:11:51 2458052.76 18.93
2017-11-26 16:03:16 2458084.17 19.01
2018-04-04 16:34:58 2458213.19 18.97
2018-04-04 18:21:31 2458213.26 18.94
2018-04-26 12:20:18 2458235.01 18.94
2018-10-17 05:27:14 2458408.73 19.04
2018-11-09 23:23:45 2458432.47 19.09
2018-11-10 01:10:20 2458432.55 19.04
2018-12-06 19:00:34 2458459.29 19.06
2018-12-06 23:14:16 2458459.47 19.08
2019-04-14 17:42:37 2458588.24 19.17
2019-04-14 19:29:10 2458588.31 19.17
2019-05-11 19:15:37 2458615.30 19.23
2019-06-06 13:04:21 2458641.04 19.27
2019-10-18 21:45:57 2458775.41 19.52
2019-11-14 15:05:10 2458802.13 19.48
2019-12-08 16:02:24 2458826.17 19.50
2019-12-08 17:48:59 2458826.24 19.38
2020-04-24 01:09:21 2458963.55 19.46
2020-04-24 02:55:55 2458963.62 19.47
2020-05-23 20:19:21 2458993.35 19.52
2020-06-15 16:45:39 2459016.20 19.53
2020-10-17 13:12:24 2459140.05 19.64
2021-04-15 05:41:24 2459319.74 19.69
2021-04-15 07:27:58 2459319.81 19.77
2021-05-12 19:13:14 2459347.30 19.65
2021-06-06 23:16:25 2459372.47 19.75
2021-06-07 01:02:59 2459372.54 19.77



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