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
2023-10-11 14:39:51 C 23 00 17.73 +17 59 33.4 X O52
2023-10-11 14:40:52 C 23 00 18.20 +17 59 29.9 X O52
2023-10-11 14:41:53 C 23 00 18.59 +17 59 26.1 X O52
2023-10-11 14:42:55 C 23 00 19.19 +17 59 21.7 X O52
2023-10-11 14:43:57 C 23 00 19.66 +17 59 17.9 X O52
2023-10-11 14:46:00 C 23 00 20.68 +17 59 10.5 X O52
2023-10-11 18:24:45 C 23 02 04.85 +17 44 21.4 X G02
2023-10-11 18:29:10 C 23 02 06.86 +17 44 04.3 X G02
2023-10-11 18:33:34 C 23 02 08.89 +17 43 47.4 X G02
2023-10-11 19:30:37 C 23 02 35.374 +17 40 11.89 V 160
2023-10-11 19:30:55 C 23 02 35.50 +17 40 10.8 V G17
2023-10-11 19:33:35 C 23 02 36.71 +17 40 00.4 V G17
2023-10-11 19:34:31 C 23 02 37.138 +17 39 56.74 V 160
2023-10-11 19:36:16 C 23 02 37.93 +17 39 50.2 V G17
2023-10-11 19:38:26 C 23 02 38.928 +17 39 41.80 V 160
2023-10-12 03:54:22 C 23 06 28.192 +17 07 58.33 V 703
2023-10-12 04:02:02 C 23 06 31.576 +17 07 29.03 V 703
2023-10-12 04:09:40 C 23 06 34.960 +17 06 59.94 V 703
2023-10-12 04:17:19 C 23 06 38.347 +17 06 30.46 V 703
2023-10-12 08:37:47 C 23 08 35.501 +16 50 03.23 V T05
2023-10-12 08:42:36 C 23 08 37.601 +16 49 44.76 V T05
2023-10-12 08:51:53 C 23 08 41.623 +16 49 09.19 V T05
2023-10-12 09:09:20 C 23 08 49.210 +16 48 02.16 V T05
2023-10-12 11:58:35 C 23 10 09.20 +16 37 18.9 X O52
2023-10-12 11:59:36 C 23 10 09.77 +16 37 14.8 X O52
2023-10-12 12:00:38 C 23 10 10.12 +16 37 12.3 X O52
2023-10-12 12:01:39 C 23 10 10.60 +16 37 06.5 X O52
2023-10-12 12:02:40 C 23 10 11.24 +16 36 59.3 X O52
2023-10-12 12:03:42 C 23 10 11.44 +16 36 59.7 X O52
2023-10-12 12:04:43 C 23 10 11.90 +16 36 55.7 X O52
2023-10-13 03:21:48 C 23 16 50.906 +15 39 56.30 V W68
2023-10-13 03:25:54 C 23 16 52.608 +15 39 40.86 V W68
2023-10-13 03:35:07 C 23 16 56.438 +15 39 06.23 V W68
2023-10-13 04:25:47 C 23 17 17.458 +15 35 55.93 V W68
2023-10-13 19:44:33 B 23 23 45.29 +14 38 08.5 X L99
2023-10-13 19:45:53 B 23 23 45.87 +14 38 04.5 X L99
2023-10-13 19:47:08 B 23 23 46.34 +14 38 00.8 X L99
2023-10-13 19:48:18 B 23 23 46.84 +14 37 55.5 X L99
2023-10-14 02:45:12 C 23 26 36.626 +14 13 58.48 V W68
2023-10-14 02:49:47 C 23 26 38.405 +14 13 42.02 V W68
2023-10-14 02:57:40 C 23 26 41.467 +14 13 13.48 V W68
2023-10-14 03:12:03 C 23 26 47.050 +14 12 21.74 V W68
2023-10-14 03:30:55 C 23 26 56.713 +14 10 14.30 V 703
2023-10-14 03:38:35 C 23 26 59.744 +14 09 47.12 V 703
2023-10-14 03:46:15 C 23 27 02.693 +14 09 18.94 V 703
2023-10-14 03:53:58 C 23 27 05.659 +14 08 51.50 V 703
2023-10-14 21:45:31 C 23 34 04.47 +13 05 22.5 M32
2023-10-14 21:46:39 C 23 34 04.88 +13 05 18.6 M32
2023-10-14 21:47:46 C 23 34 05.30 +13 05 14.7 M32
2023-10-14 21:48:53 C 23 34 05.71 +13 05 10.9 M32