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
2018-08-03 06:55:54 C 15 32 09.68 +17 23 25.5 U T08
2018-08-03 07:08:23 C 15 32 10.16 +17 23 27.1 U T08
2018-08-03 07:19:15 C 15 32 10.51 +17 23 28.4 U T08
2018-08-03 07:29:07 C 15 32 10.80 +17 23 30.3 U T08
2018-08-05 06:21:44 C 15 34 03.283 +17 30 28.21 U F51
2018-08-05 06:39:30 C 15 34 03.942 +17 30 30.59 U F51
2018-08-05 06:57:27 C 15 34 04.614 +17 30 32.96 U F51
2018-08-05 07:15:20 C 15 34 05.289 +17 30 35.28 U F51
2018-08-05 07:54:33 C 15 34 06.76 +17 30 40.4 U T05
2018-08-05 08:09:02 C 15 34 07.35 +17 30 42.3 U T05
2018-08-05 08:11:08 C 15 34 07.46 +17 30 41.6 U T05
2018-08-05 08:23:33 C 15 34 07.91 +17 30 44.0 U T05
2018-08-05 08:25:36 C 15 34 07.94 +17 30 44.2 U T05
2018-08-05 08:38:13 C 15 34 08.47 +17 30 45.8 U T05
2018-08-05 08:40:23 C 15 34 08.57 +17 30 45.8 U T05
2018-08-05 08:55:01 C 15 34 09.15 +17 30 48.1 U T05
2018-08-07 06:30:46 C 15 36 11.57 +17 36 55.3 U T08
2018-08-07 06:44:36 C 15 36 12.19 +17 36 57.1 U T08
2018-08-07 06:57:10 C 15 36 12.69 +17 36 58.5 U T08
2018-08-07 07:09:02 C 15 36 13.18 +17 37 00.1 U T08
2018-08-26 21:12:34 C 16 09 52.95 +18 11 41.8 V 204
2018-08-26 21:22:58 C 16 09 53.97 +18 11 42.0 V 204
2018-08-26 21:33:08 C 16 09 54.95 +18 11 42.1 V 204
2018-08-27 01:02:18 C 16 10 16.20 +18 11 53.7 q W34
2018-08-27 01:18:04 C 16 10 17.70 +18 11 54.5 q W34
2018-08-27 01:33:52 C 16 10 19.19 +18 11 54.9 q W34
2018-08-27 19:36:15 C 16 12 08.59 +18 12 17.6 S 160
2018-08-27 19:40:03 C 16 12 08.95 +18 12 17.9 S 160
2018-08-27 19:43:51 C 16 12 09.35 +18 12 17.7 S 160
2018-08-28 19:52:57 C 16 14 40.07 +18 12 46.2 q 160
2018-08-28 19:56:47 C 16 14 40.45 +18 12 46.2 q 160
2018-08-28 20:00:38 C 16 14 40.85 +18 12 46.1 q 160
2018-09-05 20:13:08 C 16 38 03.57 +18 10 06.8 q 160
2018-09-05 20:16:53 C 16 38 04.07 +18 10 06.6 q 160
2018-09-05 20:20:40 C 16 38 04.59 +18 10 06.4 q 160
2018-09-08 19:41:54 C 16 48 36.13 +18 05 03.1 q 160
2018-09-08 19:45:54 C 16 48 36.72 +18 05 02.8 q 160
2018-09-08 19:49:53 C 16 48 37.32 +18 05 02.3 q 160
2018-09-09 19:54:01 C 16 52 26.80 +18 02 38.6 q 160
2018-09-09 19:57:33 C 16 52 27.34 +18 02 38.2 q 160
2018-09-09 20:01:04 C 16 52 27.89 +18 02 37.9 q 160
2018-09-10 19:04:58 C 16 56 16.58 +17 59 58.7 q 160
2018-09-10 19:09:02 C 16 56 17.24 +17 59 58.2 q 160
2018-09-10 19:13:02 C 16 56 17.90 +17 59 57.7 q 160
2018-09-11 19:32:08 C 17 00 28.34 +17 56 43.4 17.6 q 122
2018-09-11 19:41:33 C 17 00 29.91 +17 56 41.8 17.4 q 122
2018-09-11 19:51:50 C 17 00 31.63 +17 56 40.3 17.7 q 122
2018-09-14 19:30:01 C 17 13 51.16 +17 44 05.6 q 160
2018-09-14 19:33:47 C 17 13 51.89 +17 44 04.5 q 160
2018-09-14 19:37:32 C 17 13 52.62 +17 44 03.5 q 160