518635 (2008 HO3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6511050160 ± 3.22e-09
Semi-major axis (a)2.9144339518 AU ± 1.11e-09
Inclination (i)14.08373686° ± 1.22e-06
Long. of Asc. Node (Ω)205.98188243° ± 2.16e-06
Arg. of Perihelion (ω)128.92831527° ± 3.10e-06
Mean Anomaly (M)159.63435323° ± 3.68e-07
Mean Motion (n)0.1980983918°/day ± 1.13e-10
Perihelion dist (q)1.01683139 AU ± 9.39e-09
Aphelion dist (Q)4.81203652 AU ± 9.56e-09
Orbital Period4.97543809 yr ± 2.84e-09
Physical Parameters
H (abs. magnitude)18.17
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.222″
Uncertainty0
Orbit TypeApollo
MOID0.114189 AU
Observations Used1254
Oppositions13
Arc Total2008-2024
First Observation Used2008-04-29
Last Observation Used2024-01-03
Observations (1380)
Date Type RA Dec Mag Band Observatory
2023-11-16 07:39:02 C 01 43 10.132 -04 32 04.48 X F51
2023-11-16 07:56:14 C 01 43 11.253 -04 32 07.44 X F51
2023-11-16 08:13:13 C 01 43 12.372 -04 32 10.35 X F51
2023-11-16 08:29:23 C 01 43 13.434 -04 32 13.10 X F51
2023-11-17 20:52:37 C 01 45 44.988 -04 37 12.94 V M22
2023-11-17 20:57:15 C 01 45 45.250 -04 37 13.08 V M22
2023-11-17 21:06:28 C 01 45 45.854 -04 37 14.30 V M22
2023-11-17 21:21:55 C 01 45 46.826 -04 37 15.42 V M22
2023-11-19 02:42:08 C 01 47 45.101 -04 40 16.39 V W68
2023-11-19 02:46:41 C 01 47 45.401 -04 40 16.79 V W68
2023-11-19 02:57:10 C 01 47 46.027 -04 40 17.72 V W68
2023-11-19 03:12:53 C 01 47 46.997 -04 40 18.95 V W68
2023-11-22 03:13:46 C 01 52 23.263 -04 43 24.92 V W68
2023-11-22 03:18:59 C 01 52 23.525 -04 43 25.14 V W68
2023-11-22 03:28:07 C 01 52 24.113 -04 43 24.92 V W68
2023-11-22 04:15:29 C 01 52 26.839 -04 43 25.00 V W68
2023-12-02 20:26:28 C 02 07 05.388 -04 17 08.27 V M22
2023-12-02 20:31:09 C 02 07 05.556 -04 17 07.33 V M22
2023-12-02 20:41:07 C 02 07 06.115 -04 17 06.00 V M22
2023-12-02 20:55:49 C 02 07 06.823 -04 17 03.08 V M22
2023-12-16 06:57:48 C 02 23 49.817 -02 52 50.19 X F51
2023-12-16 07:17:29 C 02 23 50.770 -02 52 43.96 X F51
2023-12-16 07:34:33 C 02 23 51.587 -02 52 38.47 X F51
2023-12-16 07:49:56 C 02 23 52.332 -02 52 33.60 X F51
2024-01-03 05:47:13 C 02 46 10.025 -00 19 06.96 X F51
2024-01-03 06:06:25 C 02 46 11.008 -00 18 59.57 X F51
2024-01-03 06:25:42 C 02 46 11.987 -00 18 52.35 X F51
2024-01-03 06:45:04 C 02 46 12.977 -00 18 44.88 X F51
2024-02-03 00:17:57 C 03 27 18.78 +04 20 30.6 V H21
2024-02-03 00:28:05 C 03 27 19.38 +04 20 34.2 V H21