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
2013-10-25 01:47:18 C 20 36 42.59 -07 09 09.5 q H45
2013-10-25 01:49:29 C 20 36 43.36 -07 09 10.6 q H45
2013-10-25 01:50:32 C 20 36 43.74 -07 09 11.8 q H45
2013-10-25 01:52:07 C 20 36 44.31 -07 09 12.1 q H45
2013-10-25 01:53:39 C 20 36 44.84 -07 09 13.5 q H45
2013-10-28 01:32:37 C 21 02 49.37 -07 53 35.6 q 448
2013-10-28 01:36:32 C 21 02 50.75 -07 53 38.0 q 448
2013-10-28 01:41:22 C 21 02 52.45 -07 53 40.6 q 448
2013-10-28 01:46:25 C 21 02 54.26 -07 53 43.3 q 448
2013-10-28 01:52:52 C 21 02 56.54 -07 53 47.3 q 448
2013-10-28 02:37:57 C 21 03 12.66 -07 54 11.5 q 703
2013-10-28 02:46:01 C 21 03 15.54 -07 54 16.1 q 703
2013-10-28 02:54:05 C 21 03 18.35 -07 54 21.4 q 703
2013-10-28 03:02:09 C 21 03 21.24 -07 54 25.0 q 703
2013-11-03 00:49:52 C 21 53 11.05 -08 53 22.4 q H45
2013-11-03 00:51:36 C 21 53 11.61 -08 53 22.9 q H45
2013-11-03 00:53:09 C 21 53 12.13 -08 53 23.1 q H45
2013-11-03 00:54:39 C 21 53 12.61 -08 53 24.1 q H45
2013-11-03 00:56:06 C 21 53 13.09 -08 53 24.2 q H45
2013-11-03 00:57:16 C 21 53 13.48 -08 53 24.5 q H45
2013-11-07 04:07:15 C 22 25 18.56 -09 11 03.2 q 703
2013-11-07 04:28:03 C 22 25 24.84 -09 11 05.1 q 703
2013-11-07 04:38:55 C 22 25 28.15 -09 11 06.1 q 703
2013-11-07 04:49:45 C 22 25 31.48 -09 11 06.8 q 703
2013-11-08 02:23:49 C 22 32 07.90 -09 12 34.1 q G96
2013-11-08 02:34:32 C 22 32 11.08 -09 12 34.6 q G96
2013-11-08 02:55:57 C 22 32 17.43 -09 12 35.6 q G96
2013-11-08 03:56:55 C 22 32 35.47 -09 12 38.3 q G96
2013-11-08 03:59:17 C 22 32 36.19 -09 12 38.3 q G96
2013-11-08 04:01:40 C 22 32 36.88 -09 12 38.5 q G96
2013-11-08 04:04:03 C 22 32 37.59 -09 12 38.6 q G96
2013-11-14 02:59:55 C 23 12 31.52 -09 03 42.9 u H21
2013-11-14 03:03:46 C 23 12 32.46 -09 03 43.0 u H21
2013-11-14 03:07:38 C 23 12 33.41 -09 03 42.2 u H21
2013-11-14 03:11:29 C 23 12 34.39 -09 03 41.4 u H21
2013-11-14 03:15:21 C 23 12 35.36 -09 03 41.3 u H21
2013-11-14 03:23:02 C 23 12 37.29 -09 03 39.8 u H21
2013-11-19 01:46:59 C 23 40 51.92 -08 37 36.1 u H21
2013-11-19 01:50:57 C 23 40 52.76 -08 37 34.9 u H21
2013-11-19 01:55:48 C 23 40 53.84 -08 37 34.2 u H21
2013-11-19 02:00:29 C 23 40 54.83 -08 37 32.1 u H21
2013-11-27 03:07:36 C 00 18 56.28 -07 32 20.7 q 703
2013-11-27 03:31:01 C 00 19 00.27 -07 32 11.4 q 703
2013-11-27 03:45:27 C 00 19 02.56 -07 32 03.8 q 703
2013-12-01 19:51:48 C 00 37 26.86 -06 46 19.4 t 130
2013-12-01 19:58:03 C 00 37 27.89 -06 46 17.2 t 130
2013-12-01 20:02:40 C 00 37 28.53 -06 46 15.0 t 130
2013-12-27 03:41:44 C 01 50 03.06 -02 04 38.5 q G96
2013-12-27 03:50:43 C 01 50 03.87 -02 04 34.5 q G96
2013-12-27 03:59:41 C 01 50 04.71 -02 04 30.3 q G96