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
2023-12-17 06:42:21 C 23 50 23.090 +50 10 58.33 V T05
2023-12-19 06:52:14 C 23 40 27.943 +49 51 00.76 V T08
2023-12-19 07:07:43 C 23 40 24.715 +49 50 53.02 V T08
2023-12-19 07:12:03 C 23 40 23.834 +49 50 50.32 V T08
2023-12-19 07:20:11 C 23 40 22.138 +49 50 46.61 V T08
2023-12-19 07:24:25 C 23 40 21.206 +49 50 44.77 V T08
2023-12-19 07:29:07 C 23 40 20.302 +49 50 42.54 V T08
2023-12-19 07:37:57 C 23 40 18.461 +49 50 36.89 V T08
2023-12-29 01:50:35 C 22 58 23.891 +47 51 59.26 V G96
2023-12-29 02:00:13 C 22 58 22.253 +47 51 53.39 V G96
2023-12-29 02:09:51 C 22 58 20.629 +47 51 47.63 V G96
2023-12-29 02:19:29 C 22 58 18.998 +47 51 41.62 V G96
2024-01-02 05:48:54 C 22 42 48.816 +46 53 50.42 V T05
2024-01-02 05:53:36 C 22 42 48.053 +46 53 47.36 V T05
2024-01-02 06:02:42 C 22 42 46.606 +46 53 40.85 V T05
2024-01-02 06:18:10 C 22 42 44.141 +46 53 31.20 V T05
2024-01-04 06:37:35 C 22 35 30.502 +46 23 38.04 V T08
2024-01-04 06:45:18 C 22 35 29.316 +46 23 31.78 V T08
2024-01-04 06:51:07 C 22 35 28.462 +46 23 28.00 V T08
2024-01-04 07:11:24 C 22 35 25.438 +46 23 14.06 V T08