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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
2016-07-02 10:26:54 2457571.94 17.63
2016-07-02 16:27:09 2457572.19 17.67
2016-07-19 06:25:26 2457588.77 17.58
2016-07-19 10:39:06 2457588.94 17.69
2016-07-19 16:39:20 2457589.19 17.63
2016-09-05 22:16:06 2457637.43 17.62
2016-09-06 00:02:40 2457637.50 17.59
2016-10-06 17:43:07 2457668.24 17.65
2016-10-06 21:56:46 2457668.41 17.74
2016-11-01 03:43:52 2457693.66 17.75
2016-11-01 05:30:26 2457693.73 17.74
2016-12-11 14:29:03 2457734.10 17.78
2016-12-11 16:15:37 2457734.18 17.83
2017-02-03 18:58:44 2457788.29 17.78
2017-02-18 02:26:47 2457802.60 17.68
2017-02-18 04:13:22 2457802.68 17.71
2017-03-28 01:32:57 2457840.56 17.91
2017-04-27 13:17:18 2457871.05 17.91
2017-05-25 01:17:14 2457898.55 17.79
2017-07-17 19:02:35 2457952.29 17.85
2017-07-17 20:49:10 2457952.37 17.88
2017-07-18 01:02:49 2457952.54 17.80
2017-08-06 07:13:54 2457971.80 17.88
2017-08-06 09:00:28 2457971.88 17.85
2017-08-06 13:14:08 2457972.05 17.89
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
2021-11-17 15:51:57 2459536.16 18.90
2021-12-03 08:08:11 2459551.84 19.06
2021-12-03 09:54:45 2459551.91 19.05
2022-01-15 18:32:04 2459595.27 18.87
2022-01-15 20:18:38 2459595.35 18.96
2022-01-16 00:32:18 2459595.52 19.07
2022-01-25 08:24:59 2459604.85 18.96
2022-01-25 12:38:39 2459605.03 18.82
2022-03-07 17:24:38 2459646.23 19.15
2022-06-17 06:27:02 2459747.77 18.99
2022-07-05 00:39:35 2459765.53 18.59
2022-07-05 04:53:14 2459765.70 18.82
2022-07-05 10:53:29 2459765.95 18.87
2022-08-26 16:34:17 2459818.19 18.52
2022-08-26 18:20:50 2459818.26 18.57
2022-09-24 10:24:35 2459846.93 18.65
2022-09-24 12:11:09 2459847.01 18.58
2022-10-22 22:06:22 2459875.42 18.64
2022-10-22 23:52:56 2459875.50 18.60
2022-11-30 16:46:54 2459914.20 18.39
2022-12-13 15:05:34 2459927.13 18.38
2022-12-13 16:52:08 2459927.20 18.40
2023-01-26 03:14:09 2459970.63 18.51
2023-01-26 07:27:50 2459970.81 18.55
2023-03-18 14:16:53 2460022.10 18.33
2023-04-15 00:19:31 2460049.51 18.48
2023-05-14 13:57:29 2460079.08 18.49
2023-05-14 18:11:10 2460079.26 18.65
2023-07-04 11:54:36 2460130.00 18.58
2023-07-04 19:41:25 2460130.32 18.59
2023-07-04 23:55:05 2460130.50 18.53
2023-07-05 01:41:39 2460130.57 18.46
2023-07-22 00:07:08 2460147.50 18.58
2023-07-22 01:53:42 2460147.58 18.58
2023-07-22 06:07:22 2460147.76 18.60
2023-09-07 17:43:30 2460195.24 18.48
2023-09-07 19:30:04 2460195.31 18.48
2023-10-08 23:23:11 2460226.47 18.43
2023-11-02 23:10:54 2460251.47 18.57
2023-11-03 00:57:28 2460251.54 18.48
2023-12-13 11:41:39 2460291.99 18.21
2023-12-13 15:55:18 2460292.16 18.26
2023-12-23 22:01:09 2460302.42 18.17
2023-12-23 23:47:44 2460302.49 18.27



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