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Gaia21ddn




Other surveys detections
--- (0.26 arcsec)
Comments
known CV V1239 Her in 3.8 mag outburst
ATels
None
AstroNotes
None

TNS ID
AT2021sjl

RA - DEC
255.55532   32.49827
17:02:13.28   32:29:53.77
Galactic coords.
54.8637   36.10802

Alerting date
2021-07-05 11:59:02
Julian date (TCB)
2459401.00
Alerting magnitude
14.28
Historic magnitude
17.46
Historic StdDev
0.98
Class
CV
Publication date
July 7, 2021, 7:14 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.
2014-10-28 05:03:30 2456958.71 18.32
2015-01-05 22:48:12 2457028.45 17.84
2015-01-06 03:01:53 2457028.63 17.90
2015-01-06 04:48:27 2457028.70 17.68
2015-02-11 14:39:03 2457065.11 18.03
2015-03-16 21:54:42 2457098.41 17.99
2015-06-02 00:55:49 2457175.54 18.34
2015-06-02 02:42:23 2457175.61 17.85
2015-07-15 23:32:49 2457219.48 18.09
2015-07-16 01:19:23 2457219.56 17.75
2015-09-10 22:49:23 2457276.45 17.38
2015-10-16 10:23:52 2457311.93 17.95
2015-11-09 22:26:53 2457336.44 18.08
2015-12-26 23:51:36 2457383.49 17.43
2015-12-27 04:05:16 2457383.67 17.43
2016-01-20 22:08:04 2457408.42 18.24
2016-01-20 23:54:38 2457408.50 17.45
2016-02-23 03:47:50 2457441.66 17.62
2016-04-17 21:08:26 2457496.38 14.95
2016-04-17 22:55:01 2457496.45 14.91
2017-11-15 09:47:42 2458072.91 17.73
2017-11-15 15:47:56 2458073.16 17.61
2017-12-06 14:10:46 2458094.09 18.74
2017-12-06 15:57:20 2458094.16 17.36
2017-12-06 20:11:00 2458094.34 17.84
2017-12-06 21:57:35 2458094.41 17.57
2018-01-19 09:34:54 2458137.90 17.64
2018-02-17 15:23:12 2458167.14 17.44
2018-04-25 02:11:07 2458233.59 16.95
2018-05-10 02:16:58 2458248.60 17.44
2018-07-09 17:06:33 2458309.21 17.53
2018-09-16 17:34:36 2458378.23 17.65
2018-10-16 03:36:21 2458407.65 18.00
2018-10-16 05:22:55 2458407.72 17.52
2018-11-30 10:58:23 2458452.96 17.52
2018-11-30 15:12:03 2458453.13 17.61
2018-12-21 23:08:04 2458474.46 17.76
2019-03-27 22:17:02 2458570.43 18.26
2019-05-21 13:28:01 2458625.06 17.62
2019-05-21 15:14:35 2458625.14 17.44
2019-07-05 00:01:07 2458669.50 17.43
2019-07-05 01:47:41 2458669.57 17.65
2019-08-04 14:22:31 2458700.10 17.77
2019-09-06 11:31:35 2458732.98 17.56
2019-10-01 04:37:58 2458757.69 17.85
2019-10-01 06:24:32 2458757.77 17.81
2019-11-10 19:05:18 2458798.30 17.68
2019-11-10 20:51:52 2458798.37 18.83
2019-11-23 13:23:34 2458811.06 17.68
2019-11-23 15:10:08 2458811.13 17.90
2020-01-04 10:12:05 2458852.93 17.39
2020-01-21 16:44:26 2458870.20 17.56
2020-01-21 18:31:00 2458870.27 17.85
2020-02-26 14:31:43 2458906.11 17.66
2020-03-29 08:08:25 2458937.84 17.75
2020-03-29 09:55:00 2458937.91 17.60
2020-04-25 09:02:30 2458964.88 17.48
2020-04-25 10:49:04 2458964.95 17.65
2020-06-13 10:56:13 2459013.96 17.62
2020-06-13 12:42:47 2459014.03 17.47
2020-06-13 16:56:26 2459014.21 17.64
2020-06-13 18:43:00 2459014.28 17.51
2020-07-08 01:20:37 2459038.56 17.51
2020-07-08 05:34:17 2459038.73 17.50
2020-07-08 07:20:51 2459038.81 17.52
2020-08-19 04:03:55 2459080.67 17.82
2020-08-19 05:50:29 2459080.74 18.24
2020-09-17 15:46:10 2459110.16 17.98
2020-10-16 15:35:03 2459139.15 18.89
2020-12-01 04:57:19 2459184.71 17.65
2020-12-01 09:10:59 2459184.88 19.03
2020-12-01 10:57:33 2459184.96 17.59
2020-12-22 21:20:29 2459206.39 17.60
2021-01-31 20:57:16 2459246.37 17.88
2021-03-04 08:35:25 2459277.86 18.89
2021-05-08 19:19:12 2459343.31 17.65
2021-05-08 21:05:46 2459343.38 17.72
2021-05-22 01:25:39 2459356.56 18.11
2021-05-22 03:12:13 2459356.63 18.05
2021-07-05 11:59:02 2459401.00 14.28
2021-07-24 01:47:00 2459419.57 18.22
2021-08-30 23:09:51 2459457.47 17.89



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