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
2023-10-14 21:50:17 C 23 34 06.24 +13 05 05.8 M32
2023-10-14 21:51:24 C 23 34 06.66 +13 05 02.0 M32
2023-10-14 21:52:32 C 23 34 07.07 +13 04 57.9 M32
2023-10-14 21:53:39 C 23 34 07.49 +13 04 54.1 M32
2023-10-15 00:46:05 C 23 35 15.28 +12 56 08.1 834
2023-10-15 01:19:24 C 23 35 27.47 +12 54 13.0 834
2023-10-15 05:02:30 C 23 36 51.350 +12 40 25.57 V 703
2023-10-15 05:18:04 C 23 36 56.963 +12 39 32.00 V 703
2023-10-15 05:25:51 C 23 36 59.771 +12 39 05.33 V 703
2023-10-15 20:54:07 C 23 42 40.265 +11 47 48.23 V M22
2023-10-15 21:41:30 C 23 42 56.618 +11 45 10.58 V M22
2023-10-15 21:59:32 C 23 43 02.837 +11 44 10.64 V M22
2023-10-15 22:04:06 C 23 43 04.411 +11 43 55.45 V M22
2023-10-16 04:00:29 C 23 45 13.162 +11 23 25.01 V 703
2023-10-16 04:08:01 C 23 45 15.725 +11 23 00.49 V 703
2023-10-16 04:15:32 C 23 45 18.256 +11 22 36.01 V 703
2023-10-16 04:23:04 C 23 45 20.819 +11 22 11.53 V 703
2023-10-16 19:36:09 B 23 50 34.84 +10 33 07.4 Z G23
2023-10-16 19:46:25 B 23 50 38.26 +10 32 34.4 Z G23
2023-10-16 19:55:39 B 23 50 41.30 +10 32 04.9 Z G23
2023-10-16 20:37:32 C 23 50 53.50 +10 29 46.9 q 168
2023-10-16 20:53:34 C 23 50 58.79 +10 28 56.0 q 168
2023-10-16 21:23:38 C 23 51 08.68 +10 27 21.1 q 168
2023-10-17 18:20:27 C 23 58 00.31 +09 23 18.2 X G02
2023-10-17 18:28:56 C 23 58 02.93 +09 22 53.0 X G02
2023-10-17 18:37:28 C 23 58 05.55 +09 22 27.6 X G02
2023-10-17 19:04:15 C 23 58 13.65 +09 21 09.1 M32
2023-10-17 19:06:14 C 23 58 14.25 +09 21 03.2 M32
2023-10-17 19:08:12 C 23 58 14.86 +09 20 57.3 M32
2023-10-17 19:10:11 C 23 58 15.46 +09 20 51.5 M32
2023-10-17 19:12:11 C 23 58 16.07 +09 20 45.6 M32
2023-10-17 19:42:59 B 23 58 25.18 +09 19 12.7 X L99
2023-10-17 19:44:59 B 23 58 25.78 +09 19 06.6 X L99
2023-10-17 19:46:59 B 23 58 26.31 +09 19 00.6 X L99
2023-10-17 19:48:59 B 23 58 26.99 +09 18 54.7 X L99
2023-10-17 19:50:59 B 23 58 27.56 +09 18 47.8 X L99
2023-10-17 20:21:16 B 23 58 37.560 +09 17 19.75 X K87
2023-10-17 20:22:33 B 23 58 37.994 +09 17 15.68 X K87
2023-10-17 20:23:52 B 23 58 38.414 +09 17 11.33 X K87
2023-10-18 05:18:38 C 00 01 23.650 +08 51 15.66 V 703
2023-10-18 05:26:14 C 00 01 25.864 +08 50 53.48 V 703
2023-10-18 05:33:50 C 00 01 28.142 +08 50 31.60 V 703
2023-10-18 05:41:26 C 00 01 30.320 +08 50 09.49 V 703
2023-10-18 20:52:52 C 00 06 03.005 +08 07 52.72 V M22
2023-10-18 20:57:31 C 00 06 04.315 +08 07 39.86 V M22
2023-10-18 21:06:53 C 00 06 06.943 +08 07 13.76 V M22
2023-10-18 21:21:31 C 00 06 11.042 +08 06 33.12 V M22
2023-10-21 04:55:19 C 00 21 14.090 +05 42 36.50 V 703
2023-10-21 05:03:03 C 00 21 15.937 +05 42 18.29 V 703
2023-10-21 05:10:44 C 00 21 17.766 +05 42 00.58 V 703