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Gaia21efh




Other surveys detections
None
Comments
long-term decline in Gaia source coincident with galaxy WISEA J200946.93-712814.6
ATels
None
AstroNotes
None

TNS ID
AT2021zim

RA - DEC
302.44502   -71.47069
20:09:46.80   -71:28:14.48
Galactic coords.
323.56209   -31.81339

Alerting date
2021-09-09 09:24:01
Julian date (TCB)
2459466.89
Alerting magnitude
18.87
Historic magnitude
17.79
Historic StdDev
0.17
Class
unknown
Publication date
Sept. 24, 2021, 8:48 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.
2015-01-15 00:52:26 2457037.54 17.91
2015-01-24 11:12:20 2457046.97 17.93
2015-03-06 21:57:30 2457088.41 17.85
2015-06-15 21:12:43 2457189.38 17.84
2015-06-15 22:59:18 2457189.46 17.85
2015-06-16 03:12:58 2457189.63 17.81
2015-06-16 04:59:32 2457189.71 17.81
2015-07-03 17:11:38 2457207.22 17.69
2015-07-03 23:11:52 2457207.47 17.71
2015-07-04 03:25:32 2457207.64 17.79
2015-07-04 05:12:06 2457207.72 17.77
2015-08-25 15:06:39 2457260.13 17.91
2015-08-25 16:53:13 2457260.20 17.91
2015-10-22 04:25:49 2457317.68 17.89
2015-11-29 21:20:54 2457356.39 17.85
2015-12-12 19:39:11 2457369.32 17.85
2015-12-12 21:25:45 2457369.39 17.83
2016-01-25 12:01:27 2457413.00 17.77
2016-01-25 13:48:02 2457413.08 17.77
2016-02-06 01:54:26 2457424.58 17.73
2016-03-16 18:49:37 2457464.28 17.66
2016-05-12 16:43:22 2457521.20 17.61
2016-05-12 18:29:57 2457521.27 17.53
2017-10-20 20:02:48 2458047.34 17.80
2017-11-12 00:09:32 2458069.51 17.84
2017-11-12 01:56:06 2458069.58 17.88
2017-12-23 22:46:01 2458111.45 17.76
2017-12-24 00:32:35 2458111.52 17.83
2018-01-01 16:51:58 2458120.20 17.79
2018-01-01 18:38:32 2458120.28 17.85
2018-02-13 23:07:02 2458163.46 17.93
2018-02-14 03:20:43 2458163.64 17.99
2018-03-03 09:23:52 2458180.89 17.84
2018-03-03 11:10:27 2458180.97 17.80
2018-04-08 08:41:18 2458216.86 17.88
2018-04-08 10:27:52 2458216.94 17.85
2018-05-13 02:21:53 2458251.60 17.82
2018-05-13 04:08:28 2458251.67 17.80
2018-06-06 16:15:25 2458276.18 17.80
2018-06-06 20:29:06 2458276.35 17.84
2018-06-06 22:15:40 2458276.43 17.86
2018-07-31 14:14:28 2458331.09 17.76
2018-07-31 16:01:02 2458331.17 17.76
2018-08-23 10:08:25 2458353.92 17.73
2018-08-23 14:22:05 2458354.10 17.79
2018-09-29 15:41:36 2458391.15 17.88
2018-11-03 13:12:27 2458426.05 17.89
2018-11-03 14:59:01 2458426.12 17.90
2018-11-22 13:10:54 2458445.05 17.95
2018-11-22 14:57:28 2458445.12 17.91
2019-01-04 11:40:11 2458487.99 17.80
2019-01-04 13:26:45 2458488.06 17.89
2019-01-04 17:40:25 2458488.24 17.92
2019-01-12 17:46:07 2458496.24 17.88
2019-01-12 19:32:42 2458496.31 17.85
2019-02-24 10:22:15 2458538.93 17.94
2019-02-24 12:08:50 2458539.01 17.94
2019-03-17 00:08:25 2458559.51 17.89
2019-04-19 23:37:16 2458593.48 17.82
2019-04-20 03:50:57 2458593.66 17.88
2019-05-29 15:29:44 2458633.15 17.83
2019-05-29 17:16:19 2458633.22 17.83
2019-06-19 21:41:06 2458654.40 17.84
2019-06-19 23:27:40 2458654.48 17.79
2019-06-20 03:41:21 2458654.65 17.86
2019-08-29 21:32:23 2458725.40 18.08
2019-09-20 04:12:52 2458746.68 18.05
2019-09-20 08:26:31 2458746.85 18.13
2019-10-24 04:01:01 2458780.67 18.23
2019-12-01 13:23:01 2458819.06 18.19
2019-12-21 12:03:51 2458839.00 18.11
2019-12-21 13:50:25 2458839.08 18.16
2020-02-10 13:59:53 2458890.08 18.17
2020-02-10 15:46:28 2458890.16 18.26
2020-03-06 16:34:55 2458915.19 18.29
2020-04-07 17:59:30 2458947.25 18.14
2020-05-15 14:05:21 2458985.09 18.00
2020-06-01 02:33:19 2459001.61 18.00
2020-06-01 06:47:00 2459001.78 18.11
2020-07-17 11:34:34 2459047.98 18.14
2020-07-17 15:48:14 2459048.16 18.15
2020-07-27 16:00:20 2459058.17 18.03
2020-07-27 22:00:33 2459058.42 18.16
2020-08-01 08:13:29 2459062.84 18.10
2020-08-24 10:06:53 2459085.92 18.08
2020-08-24 14:20:32 2459086.10 18.22
2020-11-04 07:10:02 2459157.80 18.14
2020-11-23 02:55:30 2459176.62 18.14
2021-01-04 23:37:35 2459219.48 18.05
2021-01-05 01:24:09 2459219.56 18.10
2021-01-05 05:37:49 2459219.73 18.16
2021-01-13 05:43:31 2459227.74 18.12
2021-01-13 07:30:05 2459227.81 18.11
2021-01-13 11:43:45 2459227.99 18.04
2021-01-13 13:30:20 2459228.06 18.06
2021-02-24 22:20:31 2459270.43 18.07
2021-02-25 00:07:06 2459270.50 18.06
2021-03-17 16:19:39 2459291.18 18.17
2021-03-17 18:06:14 2459291.25 18.12
2021-04-20 15:49:45 2459325.16 18.39
2021-06-20 15:40:13 2459386.15 18.53
2021-06-20 17:26:47 2459386.23 18.42
2021-06-20 21:40:27 2459386.40 18.54
2021-08-14 03:24:11 2459440.64 18.65
2021-09-09 09:24:01 2459466.89 18.87
2021-09-09 11:10:34 2459466.97 18.85
2021-10-11 16:47:06 2459499.20 18.89



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