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
2003-08-21 09:32:09 C 01 42 09.09 +00 18 52.4 n 645
2003-08-21 09:33:21 C 01 42 09.14 +00 18 53.0 n 645
2003-10-02 06:28:22 C 00 52 02.88 -01 43 50.7 c 691
2003-10-02 07:05:53 C 00 51 59.60 -01 43 57.2 c 691
2003-10-02 07:43:21 C 00 51 56.32 -01 44 03.3 c 691
2008-10-02 04:59:20 C 01 28 11.39 +05 05 15.2 o 691
2008-10-02 05:24:40 C 01 28 09.35 +05 05 13.4 o 691
2008-10-02 05:50:00 C 01 28 07.24 +05 05 11.2 o 691
2008-10-02 07:04:20 C 01 28 01.00 +05 05 04.4 o 291
2008-10-02 07:09:47 C 01 28 00.54 +05 05 03.9 o 291
2008-10-02 07:15:10 C 01 28 00.09 +05 05 03.6 o 291
2008-10-02 07:35:30 C 01 27 58.20 +05 05 00.5 o H55
2008-10-02 07:47:06 C 01 27 57.23 +05 04 59.5 o H55
2008-10-02 07:58:48 C 01 27 56.25 +05 04 58.6 o H55
2008-10-02 10:23:11 C 01 27 44.33 +05 04 46.4 v H01
2008-10-02 10:24:27 C 01 27 44.23 +05 04 46.1 v H01
2008-10-02 10:27:37 C 01 27 43.96 +05 04 45.8 v H01
2008-10-02 10:30:01 C 01 27 43.75 +05 04 45.6 v H01
2008-10-02 21:57:50 C 01 26 47.96 +05 03 41.3 v B15
2008-10-02 22:01:02 C 01 26 47.67 +05 03 40.9 v B15
2008-10-02 22:04:13 C 01 26 47.40 +05 03 40.4 v B15
2008-10-02 22:07:25 C 01 26 47.12 +05 03 40.3 v B15
2008-10-03 04:51:11 C 01 26 14.02 +05 03 05.9 o 291
2008-10-03 04:56:37 C 01 26 13.58 +05 03 05.2 o 291
2008-10-03 05:02:43 C 01 26 13.08 +05 03 05.1 o 291
2008-10-03 08:10:24 C 01 25 57.10 +05 02 47.6 r G96
2008-10-03 08:13:05 C 01 25 56.85 +05 02 47.5 r G96
2008-10-03 08:15:48 C 01 25 56.64 +05 02 47.3 r G96
2008-10-03 08:18:35 C 01 25 56.38 +05 02 47.1 r G96
2008-10-03 09:44:56 C 01 25 48.962 +05 02 38.58 n 645
2008-10-03 09:44:56 C 01 25 48.97 +05 02 38.5 n 645
2008-10-03 09:46:08 C 01 25 48.86 +05 02 38.5 n 645
2008-10-03 09:46:08 C 01 25 48.862 +05 02 38.36 n 645
2008-10-03 09:49:43 C 01 25 48.554 +05 02 38.11 n 645
2008-10-03 09:49:43 C 01 25 48.57 +05 02 38.0 n 645
2008-10-04 05:54:38 C 01 24 07.96 +05 00 44.7 o H55
2008-10-04 06:00:11 C 01 24 07.48 +05 00 44.2 o H55
2008-10-04 06:15:35 C 01 24 06.16 +05 00 42.8 o H55
2008-10-05 01:32:00 C 01 22 27.59 +04 58 52.8 r J75
2008-10-05 01:50:49 C 01 22 25.94 +04 58 50.5 r J75
2008-10-05 02:09:47 C 01 22 24.29 +04 58 48.2 r J75
2008-10-08 07:58:15 C 01 15 33.88 +04 51 05.9 r 448
2008-10-08 08:24:56 C 01 15 31.38 +04 51 03.2 r 448
2008-10-08 08:28:39 C 01 15 31.17 +04 51 04.5 r 703
2008-10-08 08:42:39 C 01 15 29.80 +04 51 02.4 r 703
2008-10-08 08:51:50 C 01 15 28.89 +04 51 00.3 r 448
2008-10-08 08:56:35 C 01 15 28.62 +04 51 00.1 r 703
2008-10-08 09:10:42 C 01 15 27.39 +04 51 00.7 r 703
2008-10-08 09:42:14 C 01 15 24.281 +04 50 54.92 n 645
2008-10-08 09:42:14 C 01 15 24.30 +04 50 54.9 n 645