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Gaia21acq


Details Follow-up


Other surveys detections
None
Comments
LMXB Cen X-4 brightens by 0.5 mag
ATels
None
AstroNotes
None

TNS ID
AT2021nt

RA - DEC
224.59141   -31.66907
14:58:21.94   -31:40:08.65
Galactic coords.
332.2423   23.88109

Alerting date
2021-01-05 16:42:34
Julian date (TCB)
2459220.20
Alerting magnitude
17.15
Historic magnitude
17.88
Historic StdDev
0.12
Class
XRB
Publication date
Jan. 7, 2021, 11:09 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.
2015-01-03 11:55:34 2457026.00 17.87
2015-01-03 16:09:15 2457026.17 17.97
2015-01-20 00:01:50 2457042.50 18.03
2015-02-21 11:35:07 2457074.98 17.93
2015-07-04 16:22:04 2457208.18 17.89
2015-07-04 18:08:38 2457208.26 17.96
2015-08-26 09:58:16 2457260.92 17.89
2015-08-26 11:44:50 2457260.99 17.87
2016-02-03 12:59:59 2457422.04 17.82
2016-03-02 22:59:53 2457450.46 17.79
2016-07-13 17:29:36 2457583.23 17.93
2016-07-13 19:16:10 2457583.30 17.85
2016-08-08 17:20:54 2457609.22 18.02
2016-08-08 19:07:28 2457609.30 18.02
2016-09-05 00:52:05 2457636.54 17.86
2017-02-17 01:34:26 2457801.57 17.90
2017-02-17 03:21:01 2457801.64 17.90
2017-03-13 03:19:30 2457825.64 18.06
2017-07-24 14:00:49 2457959.08 18.00
2017-07-24 15:47:23 2457959.16 17.93
2017-08-24 01:38:27 2457989.57 18.08
2017-09-15 07:34:00 2458011.82 17.98
2017-09-15 09:20:34 2458011.89 18.04
2018-01-31 16:41:36 2458150.20 17.84
2018-03-04 04:20:49 2458181.68 17.96
2018-03-22 14:42:00 2458200.11 17.97
2018-03-22 16:28:35 2458200.19 17.98
2018-08-04 15:09:46 2458335.13 17.96
2018-08-04 16:56:20 2458335.21 18.05
2018-09-08 08:33:21 2458369.86 18.02
2018-09-08 10:19:55 2458369.93 17.98
2018-09-24 14:37:14 2458386.11 18.04
2018-09-24 16:23:48 2458386.18 18.08
2018-12-27 06:23:42 2458479.77 18.00
2018-12-27 10:37:24 2458479.94 18.12
2018-12-27 12:23:58 2458480.02 18.05
2019-01-04 16:44:30 2458488.20 18.04
2019-01-04 18:31:05 2458488.27 18.08
2019-02-11 04:05:58 2458525.67 17.74
2019-03-21 09:38:25 2458563.90 17.82
2019-03-21 11:25:00 2458563.98 17.46
2019-03-21 15:38:42 2458564.15 17.64
2019-03-21 17:25:16 2458564.23 17.67
2019-03-21 23:25:32 2458564.48 17.91
2019-03-28 23:32:05 2458571.48 18.02
2019-03-29 03:45:46 2458571.66 17.89
2019-03-29 05:32:20 2458571.73 17.90
2019-03-29 09:46:01 2458571.91 17.97
2019-03-29 11:32:36 2458571.98 17.99
2019-06-26 22:46:31 2458661.45 17.84
2019-06-27 00:33:05 2458661.52 17.79
2019-06-27 04:46:44 2458661.70 17.85
2019-07-07 16:53:39 2458672.20 17.90
2019-07-07 18:40:12 2458672.28 17.91
2019-07-07 22:53:51 2458672.45 17.94
2019-08-16 01:35:51 2458711.57 17.96
2019-09-25 11:05:08 2458751.96 18.00
2019-09-25 15:18:46 2458752.14 17.86
2019-09-25 17:05:20 2458752.21 17.92
2019-09-25 21:18:59 2458752.39 17.87
2019-09-25 23:05:33 2458752.46 17.87
2019-09-26 03:19:12 2458752.64 17.93
2019-10-01 09:24:03 2458757.89 17.95
2019-10-01 15:24:16 2458758.14 17.87
2019-10-01 17:10:50 2458758.22 17.96
2019-10-01 21:24:29 2458758.39 17.85
2019-10-01 23:11:03 2458758.47 17.93
2019-10-02 03:24:42 2458758.64 17.92
2019-10-02 05:11:16 2458758.72 17.87
2019-12-27 12:57:41 2458845.04 17.94
2019-12-27 17:11:22 2458845.22 17.91
2019-12-27 18:57:57 2458845.29 17.91
2020-01-07 11:25:20 2458855.98 17.93
2020-01-07 13:11:55 2458856.05 18.03
2020-01-07 17:25:36 2458856.23 17.80
2020-01-07 19:12:11 2458856.30 17.87
2020-02-12 13:10:28 2458892.05 17.79
2020-02-12 14:57:02 2458892.12 17.81
2020-03-23 03:15:37 2458931.64 17.78
2020-03-23 05:02:12 2458931.71 17.81
2020-03-23 09:15:53 2458931.89 17.97
2020-03-23 11:02:28 2458931.96 17.90
2020-03-28 09:21:31 2458936.89 17.78
2020-03-28 11:08:06 2458936.96 17.78
2020-03-28 15:21:47 2458937.14 17.80
2020-03-28 17:08:21 2458937.21 17.81
2020-03-28 21:22:02 2458937.39 17.68
2020-07-05 00:07:55 2459035.51 17.78
2020-07-05 04:21:34 2459035.68 17.89
2020-07-23 00:35:05 2459053.52 17.94
2020-07-23 04:48:44 2459053.70 17.81
2020-08-05 03:08:34 2459066.63 17.65
2020-08-05 04:55:08 2459066.70 17.70
2020-09-24 20:35:19 2459117.36 17.87
2020-12-27 06:21:21 2459210.76 17.71
2020-12-27 10:35:03 2459210.94 17.66
2020-12-27 12:21:37 2459211.02 17.54
2021-01-05 18:29:09 2459220.27 17.30
2021-01-05 22:42:50 2459220.45 17.43
2021-01-06 00:29:25 2459220.52 17.17
2021-02-11 16:05:03 2459257.17 17.88
2021-03-23 03:37:45 2459296.65 17.89
2021-03-23 05:24:19 2459296.73 17.95
2021-03-23 09:38:01 2459296.90 17.85
2021-03-23 15:38:16 2459297.15 17.84
2021-03-23 17:24:51 2459297.23 17.85
2021-03-28 11:29:33 2459301.98 17.87
2021-03-28 15:43:14 2459302.16 17.91
2021-03-28 21:43:30 2459302.41 17.97
2021-03-28 23:30:04 2459302.48 17.85
2021-03-29 03:43:45 2459302.66 17.96
2021-06-27 00:31:08 2459392.52 17.91
2021-06-27 04:44:47 2459392.70 17.99
2021-06-27 06:31:21 2459392.77 17.90
2021-07-09 00:38:27 2459404.53 17.92
2021-07-09 04:52:06 2459404.70 17.92
2021-07-09 06:38:40 2459404.78 17.86
2021-08-16 04:17:20 2459442.68 17.88
2021-08-16 06:03:54 2459442.75 17.84
2021-09-26 05:14:45 2459483.72 17.77
2021-09-26 09:28:24 2459483.89 17.84
2021-09-26 11:14:57 2459483.97 17.78
2021-09-26 15:28:36 2459484.14 17.87
2021-09-26 17:15:10 2459484.22 17.82
2021-09-26 21:28:49 2459484.40 17.78
2021-10-01 03:32:09 2459488.65 17.73
2021-10-01 05:18:43 2459488.72 17.61
2021-10-01 09:32:22 2459488.90 17.83
2021-10-01 11:18:55 2459488.97 17.77
2021-10-01 15:32:35 2459489.15 17.74
2021-10-01 17:19:08 2459489.22 17.80
2022-01-04 01:22:35 2459583.56 17.94
2022-01-04 05:36:16 2459583.73 17.82
2022-01-21 05:41:59 2459600.74 17.82
2022-02-22 05:16:23 2459632.72 17.75
2022-07-05 05:49:17 2459765.74 18.03
2022-07-05 07:35:51 2459765.82 17.91
2022-07-26 07:37:42 2459786.82 17.84
2022-08-27 05:25:41 2459818.73 17.81
2023-01-13 06:41:57 2459957.78 17.92
2023-01-13 08:28:32 2459957.85 17.91
2023-03-04 18:27:43 2460008.27 17.86
2023-07-15 12:57:08 2460141.04 17.94
2023-07-15 14:43:41 2460141.11 17.87
2023-09-06 20:19:28 2460194.35 18.15
2024-01-23 03:36:52 2460332.65 17.81



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