397847 (2008 TA1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4481855315 ± 3.96e-08
Semi-major axis (a)1.3959522009 AU ± 2.33e-09
Inclination (i)14.83490799° ± 5.21e-06
Long. of Asc. Node (Ω)21.98943551° ± 9.48e-06
Arg. of Perihelion (ω)145.69157173° ± 1.12e-05
Mean Anomaly (M)18.87388567° ± 4.47e-06
Mean Motion (n)0.5975943111°/day ± 1.50e-09
Perihelion dist (q)0.77030662 AU ± 5.53e-08
Aphelion dist (Q)2.02159778 AU ± 5.54e-08
Orbital Period1.64932340 yr ± 4.13e-09
Physical Parameters
H (abs. magnitude)18.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.292″
Uncertainty0
Orbit TypeApollo
MOID0.145026 AU
Observations Used394
Oppositions8
Arc Total2003-2024
First Observation Used2003-08-21
Last Observation Used2024-01-04
Observations (420)
Date Type RA Dec Mag Band Observatory
2013-11-28 00:39:30 C 00 12 10.29 +12 47 53.2 u 807
2013-11-28 01:00:25 C 00 12 09.51 +12 47 42.0 u H21
2013-11-28 01:09:08 C 00 12 09.08 +12 47 42.5 u H21
2013-11-28 01:17:26 C 00 12 08.70 +12 47 43.3 u H21
2014-05-27 19:58:11 S 06 18 08.04 -65 09 01.6 L C51
2014-05-27 22:46:26 C 06 18 57.63 -65 22 21.4 u 807
2014-05-27 22:49:16 C 06 18 58.49 -65 22 33.9 u 807
2014-05-27 22:52:04 C 06 18 59.34 -65 22 46.3 u 807
2014-05-27 22:54:52 C 06 19 00.20 -65 22 58.7 u 807
2014-05-27 22:57:41 C 06 19 01.06 -65 23 11.2 u 807
2014-05-27 23:07:47 S 06 19 08.14 -65 23 29.1 L C51
2014-05-28 00:42:24 S 06 19 38.52 -65 30 38.8 L C51
2014-05-28 02:17:12 S 06 20 09.01 -65 37 48.7 L C51
2014-05-28 07:01:25 S 06 21 41.73 -65 59 05.3 L C51
2016-08-07 13:42:27 C 00 20 27.030 -18 20 26.45 L F51
2016-08-07 14:12:50 C 00 20 25.846 -18 20 37.41 L F51
2016-08-07 14:28:03 C 00 20 25.260 -18 20 42.70 L F51
2016-08-11 13:11:32 C 00 16 34.673 -18 54 46.72 L F51
2016-08-11 13:27:52 C 00 16 33.926 -18 54 52.77 L F51
2016-08-11 13:44:11 C 00 16 33.144 -18 54 58.61 L F51
2016-08-11 14:00:32 C 00 16 32.382 -18 55 04.70 L F51
2018-10-04 23:06:16 C 02 58 23.42 +20 08 03.2 o K88
2018-10-04 23:24:46 C 02 58 22.54 +20 08 11.1 o K88
2018-10-04 23:43:16 C 02 58 21.71 +20 08 18.8 o K88
2018-10-12 18:31:39 C 02 47 47.82 +21 26 52.2 q D29
2018-10-12 18:57:06 C 02 47 45.95 +21 27 01.9 q D29
2018-10-12 19:22:34 C 02 47 44.15 +21 27 12.5 q D29
2018-10-20 11:22:56 C 02 32 37.64 +22 42 11.7 V G96
2018-10-20 11:30:24 C 02 32 36.92 +22 42 14.3 V G96
2018-10-20 11:37:51 C 02 32 36.19 +22 42 17.0 V G96
2018-10-20 11:45:17 C 02 32 35.44 +22 42 19.8 V G96
2018-10-28 09:05:20 C 02 12 19.78 +23 50 15.2 V 703
2018-10-28 09:23:41 C 02 12 17.47 +23 50 21.2 V 703
2018-10-28 09:32:51 C 02 12 16.30 +23 50 22.8 V 703
2018-11-01 05:59:32 C 02 00 55.36 +24 17 28.6 V G96
2018-11-01 06:07:33 C 02 00 54.31 +24 17 30.4 V G96
2018-11-01 06:15:35 C 02 00 53.27 +24 17 32.6 V G96
2018-11-01 06:23:38 C 02 00 52.20 +24 17 35.0 V G96
2018-11-01 11:06:54 C 02 00 15.68 +24 18 53.0 U T05
2018-11-01 11:22:32 C 02 00 13.62 +24 18 56.2 U T05
2018-11-01 11:43:02 C 02 00 11.02 +24 19 01.7 U T05
2018-11-01 11:53:57 C 02 00 09.54 +24 19 04.6 U T05
2018-11-01 13:41:09 C 01 59 55.53 +24 19 30.1 U T05
2018-11-01 13:41:48 C 01 59 55.45 +24 19 30.0 U T05
2018-11-01 13:42:28 C 01 59 55.30 +24 19 31.2 U T05
2018-11-01 14:01:41 C 01 59 52.85 +24 19 35.3 U T05
2018-11-01 14:12:38 C 01 59 51.43 +24 19 37.8 U T05
2018-11-04 05:45:58 C 01 51 37.39 +24 34 54.3 V 703
2018-11-04 05:53:34 C 01 51 36.38 +24 34 56.6 V 703
2018-11-04 06:01:09 C 01 51 35.32 +24 34 57.9 V 703