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
2023-09-27 18:17:38 C 19 43 12.74 +34 01 44.6 M32
2023-09-27 19:12:17 C 19 43 44.01 +34 00 51.8 V G34
2023-09-27 19:13:31 C 19 43 44.71 +34 00 50.5 V G34
2023-09-27 19:16:50 C 19 43 46.58 +34 00 48.3 V G34
2023-09-27 19:18:36 C 19 43 47.56 +34 00 46.9 V G34
2023-09-27 21:16:56 C 19 44 54.32 +33 58 58.2 X L63
2023-09-27 21:26:21 C 19 44 59.64 +33 58 48.4 X L63
2023-09-27 21:35:34 C 19 45 04.86 +33 58 39.1 X L63
2023-09-28 07:35:39 C 19 50 55.620 +33 49 03.61 V T05
2023-09-28 07:45:20 C 19 51 01.154 +33 48 52.63 V T05
2023-09-28 07:50:35 C 19 51 04.150 +33 48 46.58 V T05
2023-09-28 08:07:05 C 19 51 13.567 +33 48 27.61 V T05
2023-09-28 18:40:23 C 19 57 31.24 +33 35 57.2 X L18
2023-09-28 18:41:06 C 19 57 31.67 +33 35 56.0 X L18
2023-09-28 18:41:49 C 19 57 32.10 +33 35 55.5 X L18
2023-09-28 18:42:31 C 19 57 32.50 +33 35 54.6 X L18
2023-09-28 18:43:14 C 19 57 32.92 +33 35 53.9 X L18
2023-09-29 18:08:21 C 20 11 46.72 +33 03 47.3 X L18
2023-09-29 18:09:01 C 20 11 47.12 +33 03 46.4 X L18
2023-09-29 18:09:40 C 20 11 47.51 +33 03 44.8 X L18
2023-09-29 18:10:20 C 20 11 47.93 +33 03 44.3 X L18
2023-09-29 18:10:59 C 20 11 48.31 +33 03 43.1 X L18
2023-09-29 19:26:38 C 20 12 34.07 +33 01 45.4 M32
2023-09-29 19:28:01 C 20 12 34.90 +33 01 43.3 M32
2023-09-29 19:29:24 C 20 12 35.77 +33 01 41.7 M32
2023-09-29 19:30:48 C 20 12 36.58 +33 01 38.7 M32
2023-09-29 19:32:09 C 20 12 37.45 +33 01 36.6 M32
2023-09-30 18:49:19 C 20 27 10.07 +32 21 35.6 V G34
2023-09-30 18:55:26 C 20 27 13.84 +32 21 24.1 V G34
2023-09-30 19:01:06 C 20 27 17.33 +32 21 13.1 V G34
2023-09-30 19:03:27 C 20 27 18.78 +32 21 08.9 V G34
2023-09-30 19:08:10 C 20 27 21.66 +32 20 59.8 V G34
2023-09-30 19:17:36 C 20 27 27.49 +32 20 42.3 V G34
2023-10-01 01:18:53 C 20 31 15.084 +32 10 21.58 V W68
2023-10-01 01:23:27 C 20 31 17.904 +32 10 12.36 V W68
2023-10-01 01:56:45 C 20 31 38.352 +32 09 04.75 V W68
2023-10-01 18:22:19 C 20 42 06.482 +31 34 30.72 Z L68
2023-10-01 18:40:52 C 20 42 17.986 +31 33 49.28 Z L68
2023-10-01 18:59:11 C 20 42 29.330 +31 33 07.96 Z L68
2023-10-01 20:01:24 C 20 43 08.42 +31 29 27.0 M32
2023-10-01 20:02:02 C 20 43 08.86 +31 29 25.9 M32
2023-10-01 20:03:57 C 20 43 10.04 +31 29 21.6 M32
2023-10-01 20:04:49 C 20 43 10.57 +31 29 19.7 M32
2023-10-01 20:05:40 C 20 43 11.12 +31 29 17.7 M32
2023-10-01 20:06:18 C 20 43 11.53 +31 29 16.2 M32
2023-10-01 20:06:44 C 20 43 11.78 +31 29 15.2 M32
2023-10-02 08:45:07 C 20 51 15.775 +31 00 04.57 V T05
2023-10-02 08:56:45 C 20 51 23.023 +30 59 35.27 V T05
2023-10-02 10:02:08 C 20 52 03.926 +30 56 48.80 V T05
2023-10-02 18:12:31 C 20 57 22.84 +30 35 54.7 X G02