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Gaia22aai




Other surveys detections
None
Comments
large amplitude variability in a known T Tau star
ATels
None
AstroNotes
None

TNS ID
AT2021ahoi

RA - DEC
312.65399   44.36131
20:50:36.96   44:21:40.72
Galactic coords.
84.5836   0.15167

Alerting date
2021-11-30 16:07:01
Julian date (TCB)
2459549.17
Alerting magnitude
16.07
Historic magnitude
17.74
Historic StdDev
0.68
Class
YSO
Publication date
Jan. 2, 2022, 9:34 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.
2014-11-29 14:40:31 2456991.11 17.61
2015-02-07 21:35:18 2457061.40 17.09
2015-02-08 01:48:58 2457061.58 17.10
2015-04-15 13:33:17 2457128.06 18.11
2015-05-16 07:22:16 2457158.81 17.89
2015-05-16 09:08:50 2457158.88 17.86
2015-06-14 02:57:20 2457187.62 17.97
2015-10-08 16:58:31 2457304.21 17.11
2015-10-08 18:45:05 2457304.28 17.10
2015-11-15 17:43:36 2457342.24 17.71
2015-12-13 05:25:59 2457369.73 17.06
2015-12-13 09:39:38 2457369.90 17.16
2016-01-11 09:24:01 2457398.89 16.92
2016-01-11 11:10:35 2457398.97 16.93
2016-02-22 14:58:07 2457441.12 17.59
2016-02-22 16:44:41 2457441.20 17.58
2016-03-17 09:05:15 2457464.88 17.16
2016-03-17 10:51:49 2457464.95 17.17
2016-04-26 22:29:41 2457505.44 16.78
2016-08-05 01:12:31 2457605.55 16.83
2016-08-05 02:59:05 2457605.62 16.81
2016-08-20 13:17:57 2457621.05 16.37
2016-08-20 15:04:31 2457621.13 16.44
2016-10-02 05:54:41 2457663.75 16.28
2016-10-02 07:41:15 2457663.82 16.24
2016-10-20 17:54:54 2457682.25 16.01
2016-10-20 19:41:28 2457682.32 16.00
2016-11-26 00:48:35 2457718.53 16.18
2016-12-26 06:26:35 2457748.77 16.29
2017-01-22 16:32:43 2457776.19 16.21
2017-01-22 18:19:17 2457776.26 16.20
2017-03-07 17:30:49 2457820.23 16.08
2017-03-07 19:17:23 2457820.30 16.07
2017-04-01 17:36:23 2457845.23 16.17
2017-05-09 05:15:12 2457882.72 16.29
2017-05-09 07:01:46 2457882.79 16.29
2017-06-12 22:46:58 2457917.45 16.62
2017-06-13 00:33:33 2457917.52 16.60
2017-07-06 12:30:20 2457941.02 17.03
2017-08-17 21:32:19 2457983.40 16.38
2017-08-17 23:18:53 2457983.47 16.39
2017-09-01 11:24:20 2457997.98 15.97
2017-11-02 22:00:31 2458060.42 16.13
2017-11-03 02:14:10 2458060.59 16.15
2017-12-07 13:30:34 2458095.06 16.58
2018-01-09 14:51:39 2458128.12 16.66
2018-03-21 02:27:40 2458198.60 18.03
2018-03-21 06:41:20 2458198.78 18.05
2018-04-17 00:43:09 2458225.53 18.31
2018-05-21 12:24:14 2458260.02 18.53
2018-06-26 23:46:37 2458296.49 18.82
2018-06-27 01:33:12 2458296.56 18.77
2018-07-18 05:47:02 2458317.74 18.62
2018-08-30 00:15:43 2458360.51 18.89
2018-09-13 16:34:33 2458375.19 19.07
2018-09-13 18:21:07 2458375.26 19.02
2018-10-24 15:18:59 2458416.14 18.90
2018-11-16 09:11:16 2458438.88 18.93
2018-12-19 02:37:16 2458471.61 18.90
2018-12-19 04:23:50 2458471.68 18.87
2019-01-24 08:10:07 2458507.84 18.97
2019-01-24 09:56:41 2458507.91 18.96
2019-02-17 14:14:03 2458532.09 18.80
2019-02-17 16:00:37 2458532.17 18.82
2019-02-17 20:14:17 2458532.34 18.85
2019-04-03 01:51:35 2458576.58 19.10
2019-04-03 03:38:09 2458576.65 19.06
2019-05-01 19:47:45 2458605.32 19.15
2019-05-01 21:34:19 2458605.40 19.16
2019-06-02 13:32:23 2458637.06 19.15
2019-07-10 18:45:28 2458675.28 19.27
2019-07-10 20:32:02 2458675.36 19.24
2019-07-28 10:44:26 2458692.95 19.22
2019-08-22 23:27:21 2458718.48 19.24
2019-08-23 03:41:01 2458718.65 19.26
2019-08-23 05:27:36 2458718.73 19.27
2019-10-07 11:28:27 2458763.98 19.45
2019-11-04 20:13:29 2458792.34 19.62
2019-11-05 00:27:08 2458792.52 19.66
2019-12-04 19:40:26 2458822.32 19.22
2019-12-04 21:27:00 2458822.39 19.32
2020-01-09 21:38:37 2458858.40 19.00
2020-01-09 23:25:11 2458858.48 19.03
2020-01-27 11:56:33 2458876.00 18.70
2020-03-08 18:52:10 2458917.29 17.66
2020-03-23 19:16:41 2458932.30 17.23
2020-05-02 17:27:01 2458972.23 17.45
2020-05-02 21:40:41 2458972.40 17.43
2020-05-29 04:42:31 2458998.70 17.23
2020-07-01 00:06:45 2459031.50 17.78
2020-08-30 16:26:57 2459092.19 17.83
2020-08-30 18:13:31 2459092.26 17.81
2020-09-14 06:18:36 2459106.76 17.22
2020-10-25 03:17:07 2459147.64 16.80
2020-10-25 05:03:41 2459147.71 16.80
2020-11-17 03:09:00 2459170.63 17.79
2020-12-19 14:35:49 2459203.11 17.42
2020-12-19 16:22:23 2459203.18 17.39
2021-01-25 03:55:06 2459239.66 17.79
2021-01-25 08:08:46 2459239.84 17.82
2021-02-18 08:12:54 2459263.84 18.63
2021-02-18 09:59:28 2459263.92 18.63
2021-02-18 14:13:08 2459264.09 18.59
2021-02-18 15:59:42 2459264.17 18.60
2021-04-03 19:50:33 2459308.33 18.39
2021-04-03 21:37:08 2459308.40 18.42
2021-05-02 19:46:11 2459337.32 18.36
2021-06-03 01:30:56 2459368.56 18.13
2021-07-11 14:29:51 2459407.10 17.38
2021-07-30 06:46:24 2459425.78 18.02
2021-09-11 11:24:16 2459468.98 17.05
2021-09-11 13:10:50 2459469.05 17.06
2021-09-26 19:14:56 2459484.30 16.69
2021-09-26 23:28:36 2459484.48 16.71
2021-11-30 16:07:01 2459549.17 16.07
2021-12-31 09:43:20 2459579.91 16.17
2021-12-31 11:29:54 2459579.98 16.15
2022-02-08 23:02:36 2459619.46 16.87
2022-02-09 03:16:16 2459619.64 16.89
2022-02-09 05:02:50 2459619.71 16.89
2022-03-04 15:23:02 2459643.14 16.67
2022-03-04 17:09:36 2459643.22 16.69
2022-04-16 10:47:16 2459685.95 16.87
2022-05-17 08:49:00 2459716.87 17.84
2022-05-17 10:35:35 2459716.94 17.87
2022-06-14 22:24:29 2459745.43 16.86
2022-07-25 01:41:27 2459785.57 17.19
2022-08-10 19:46:06 2459802.32 17.82
2022-08-10 21:32:40 2459802.40 17.79
2022-10-09 18:24:51 2459862.27 17.64
2022-11-16 13:10:37 2459900.05 17.23
2022-12-14 06:52:34 2459927.79 16.81
2023-01-12 10:51:31 2459956.95 16.45
2023-02-23 16:25:34 2459999.18 16.23
2023-02-23 18:12:08 2459999.26 16.20
2023-02-23 22:25:48 2459999.43 16.23
2023-03-19 16:32:49 2460023.19 16.00
2023-03-19 18:19:23 2460023.26 16.00
2023-04-28 22:10:44 2460063.42 15.97
2023-05-31 21:50:42 2460096.41 16.33
2023-06-26 17:30:22 2460122.23 16.89
2023-08-07 02:38:57 2460163.61 17.35
2023-08-22 10:30:52 2460178.94 16.77
2023-10-22 19:21:15 2460240.31 18.20
2023-12-28 07:53:19 2460306.83 18.87
2024-01-24 13:46:36 2460334.07 19.11
2024-01-24 18:00:15 2460334.25 19.21



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