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
2023-10-08 22:10:15 C 22 27 20.64 +22 12 59.4 15.6 122
2023-10-08 22:15:04 C 22 27 23.20 +22 12 40.4 15.7 122
2023-10-08 22:15:19 C 22 27 23.34 +22 12 39.4 15.7 122
2023-10-08 22:19:56 C 22 27 25.80 +22 12 21.1 15.7 122
2023-10-08 22:24:46 C 22 27 28.38 +22 12 02.0 15.7 122
2023-10-08 22:25:01 C 22 27 28.51 +22 12 01.0 15.6 122
2023-10-08 22:30:06 C 22 27 31.21 +22 11 40.9 15.7 122
2023-10-08 22:35:58 C 22 27 34.35 +22 11 17.7 15.7 122
2023-10-09 03:30:06 B 22 30 13.20 +21 52 51.1 q X33
2023-10-09 03:32:08 B 22 30 14.30 +21 52 43.3 q X33
2023-10-09 03:34:11 B 22 30 15.34 +21 52 35.3 q X33
2023-10-09 19:22:41 C 22 38 44.21 +20 49 22.8 V G17
2023-10-09 19:24:01 C 22 38 44.89 +20 49 17.6 V G17
2023-10-09 19:25:22 C 22 38 45.58 +20 49 12.2 V G17
2023-10-09 19:26:42 C 22 38 46.26 +20 49 07.1 V G17
2023-10-09 20:00:32 C 22 39 03.94 +20 46 52.9 15.4 122
2023-10-09 20:06:48 C 22 39 07.12 +20 46 28.3 15.3 122
2023-10-09 20:13:23 C 22 39 10.47 +20 46 02.5 15.3 122
2023-10-09 20:13:43 C 22 39 10.64 +20 46 01.1 15.3 122
2023-10-09 20:19:55 C 22 39 13.79 +20 45 36.8 15.3 122
2023-10-09 20:26:27 C 22 39 17.11 +20 45 11.0 15.3 122
2023-10-09 20:26:46 C 22 39 17.27 +20 45 09.7 15.3 122
2023-10-09 20:33:00 C 22 39 20.44 +20 44 45.2 15.2 122
2023-10-09 20:41:09 C 22 39 24.57 +20 44 13.2 15.2 122
2023-10-10 03:23:41 C 22 42 54.191 +20 17 52.30 V 703
2023-10-10 03:37:08 C 22 43 00.890 +20 16 59.59 V 703
2023-10-10 03:44:43 C 22 43 04.667 +20 16 29.82 V 703
2023-10-10 03:52:17 C 22 43 08.440 +20 16 00.08 V 703
2023-10-10 04:24:15 C 22 43 24.337 +20 13 54.08 V G96
2023-10-10 04:31:45 C 22 43 28.056 +20 13 24.56 V G96
2023-10-10 04:39:16 C 22 43 31.789 +20 12 54.90 V G96
2023-10-10 04:46:49 C 22 43 35.526 +20 12 25.09 V G96
2023-10-10 08:32:05 C 22 45 29.779 +19 57 47.48 V T05
2023-10-10 08:43:34 C 22 45 35.402 +19 57 01.94 V T05
2023-10-10 08:58:53 C 22 45 42.924 +19 56 01.10 V T05
2023-10-10 19:19:40 B 22 50 55.71 +19 14 41.6 X L99
2023-10-10 19:21:10 B 22 50 56.47 +19 14 35.8 X L99
2023-10-10 19:22:40 B 22 50 57.16 +19 14 29.9 X L99
2023-10-10 19:24:10 B 22 50 57.93 +19 14 23.0 X L99
2023-10-10 19:25:40 B 22 50 58.59 +19 14 17.1 X L99
2023-10-10 19:30:06 C 22 51 01.831 +19 14 05.50 V 160
2023-10-10 19:32:19 C 22 51 02.952 +19 13 57.18 V 160
2023-10-10 19:34:33 C 22 51 04.003 +19 13 48.43 V 160
2023-10-11 03:48:26 C 22 55 06.424 +18 41 38.72 V G96
2023-10-11 03:55:53 C 22 55 09.923 +18 41 09.67 V G96
2023-10-11 04:03:20 C 22 55 13.415 +18 40 40.69 V G96
2023-10-11 04:10:47 C 22 55 16.910 +18 40 11.60 V G96
2023-10-11 14:36:46 C 23 00 16.55 +17 59 45.9 X O52
2023-10-11 14:37:47 C 23 00 16.89 +17 59 41.2 X O52
2023-10-11 14:38:49 C 23 00 17.53 +17 59 36.7 X O52