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
2008-05-08 07:15:02 C 14 29 00.55 -08 01 31.6 o 291
2008-05-11 05:45:10 C 14 25 14.73 -07 19 44.7 o 291
2008-05-11 05:51:23 C 14 25 14.33 -07 19 40.7 o 291
2008-05-11 05:56:47 C 14 25 14.06 -07 19 37.6 o 291
2008-05-22 04:55:11 C 14 11 31.78 -04 46 46.3 o H55
2008-05-22 05:09:05 C 14 11 31.09 -04 46 38.9 o H55
2008-05-22 05:22:36 C 14 11 30.32 -04 46 30.0 o H55
2008-05-29 07:15:42 C 14 03 37.36 -03 16 05.5 o F65
2008-05-29 07:32:30 C 14 03 36.61 -03 15 57.1 o F65
2008-05-29 07:48:02 C 14 03 35.89 -03 15 49.1 o F65
2008-06-01 03:38:38 C 14 00 47.72 -02 42 43.9 r 448
2008-06-01 04:44:33 C 14 00 45.02 -02 42 12.0 r 448
2008-06-01 05:38:34 C 14 00 42.71 -02 41 47.0 r 448
2008-06-15 03:35:15 C 13 50 47.24 -00 31 08.5 o H55
2008-06-15 03:47:09 C 13 50 46.92 -00 31 05.9 o H55
2008-06-15 03:57:38 C 13 50 46.71 -00 31 02.3 o H55
2008-07-29 02:16:25 C 14 08 18.16 +00 22 56.8 o H55
2008-07-29 02:29:49 C 14 08 18.81 +00 22 55.7 o H55
2008-07-29 02:43:45 C 14 08 19.50 +00 22 54.4 o H55
2008-07-29 04:29:13 C 14 08 24.84 +00 22 37.7 r G96
2008-07-29 04:34:58 C 14 08 25.07 +00 22 37.4 r G96
2008-07-29 04:40:46 C 14 08 25.40 +00 22 35.7 r G96
2008-07-29 04:46:31 C 14 08 25.65 +00 22 34.8 r G96
2008-08-11 02:05:22 C 14 27 00.19 -00 40 53.3 o H55
2008-08-11 02:14:26 C 14 27 00.70 -00 40 55.2 o H55
2008-08-11 02:21:05 C 14 27 01.19 -00 40 56.8 o H55
2008-09-18 09:27:43 C 15 56 56.47 -05 46 46.7 r E12
2008-09-18 09:37:52 C 15 56 57.76 -05 46 50.9 r E12
2008-10-08 01:51:06 C 17 07 13.14 -08 59 02.8 r 448
2008-10-08 02:34:37 C 17 07 20.45 -08 59 20.5 r 448
2008-11-30 01:48:57 C 21 52 31.04 -11 22 16.6 r G96
2008-11-30 01:56:53 C 21 52 32.91 -11 22 13.6 r G96
2008-11-30 02:04:37 C 21 52 34.75 -11 22 10.9 r G96
2008-11-30 02:12:25 C 21 52 36.58 -11 22 07.4 r G96
2008-11-30 10:49:08 C 21 54 39.46 -11 18 28.0 r E12
2008-12-30 03:38:53 C 00 18 03.815 -04 34 22.92 n 645
2008-12-30 03:40:05 C 00 18 04.011 -04 34 22.25 n 645
2008-12-30 03:43:39 C 00 18 04.598 -04 34 20.14 n 645
2013-04-15 02:50:25 C 15 51 08.14 -13 32 01.2 q 493
2013-04-15 02:52:48 C 15 51 08.10 -13 32 00.2 q 493
2013-04-15 02:55:14 C 15 51 08.06 -13 31 59.0 q 493
2013-04-15 02:57:40 C 15 51 08.04 -13 31 57.9 q 493
2013-04-15 03:00:04 C 15 51 08.00 -13 31 56.8 q 493
2013-04-15 03:02:28 C 15 51 07.97 -13 31 55.7 q 493
2013-04-16 01:21:56 C 15 50 51.14 -13 21 36.6 q 493
2013-04-16 01:26:18 C 15 50 51.07 -13 21 34.8 q 493
2013-04-16 01:30:40 C 15 50 51.01 -13 21 32.9 q 493
2013-05-11 07:33:29 C 15 31 39.28 -07 07 54.2 u 703
2013-05-11 07:48:11 C 15 31 38.49 -07 07 43.5 u 703
2013-05-11 08:02:48 C 15 31 37.70 -07 07 32.5 u 703