280136 (2002 OM4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5632549364 ± 5.04e-08
Semi-major axis (a)1.4958973970 AU ± 2.21e-09
Inclination (i)55.30492905° ± 9.93e-06
Long. of Asc. Node (Ω)143.04342206° ± 5.19e-06
Arg. of Perihelion (ω)28.14218455° ± 7.23e-06
Mean Anomaly (M)345.28817933° ± 5.90e-06
Mean Motion (n)0.5387156181°/day ± 1.19e-09
Perihelion dist (q)0.65332580 AU ± 7.54e-08
Aphelion dist (Q)2.33846899 AU ± 7.55e-08
Orbital Period1.82958550 yr ± 4.05e-09
Physical Parameters
H (abs. magnitude)17.22
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.367″
Uncertainty0
Orbit TypeApollo
MOID0.298579 AU
Observations Used416
Oppositions10
Arc Total2002-2024
First Observation Used2002-07-17
Last Observation Used2024-10-01
Observations (426)
Date Type RA Dec Mag Band Observatory
2004-09-20 11:55:55 C 21 25 40.48 -34 43 13.3 c 474
2008-09-28 01:28:42 00 02 32.17 -54 38 01.7 o 807
2008-09-28 04:24:29 00 02 15.82 -54 39 37.8 o 807
2009-09-01 19:53:09 C 14 57 55.71 +26 14 00.2 v B03
2009-09-01 20:27:13 C 14 58 03.12 +26 12 55.4 v B03
2009-09-30 02:46:27 C 16 57 47.88 +05 41 16.5 r G96
2009-09-30 02:52:58 C 16 57 48.81 +05 41 06.3 r G96
2009-09-30 02:59:40 C 16 57 49.71 +05 40 56.4 r G96
2009-09-30 03:06:08 C 16 57 50.68 +05 40 46.2 r G96
2011-04-17 19:49:40 C 04 25 45.26 +22 27 07.1 v 204
2011-04-17 20:02:37 C 04 25 46.56 +22 27 52.0 v 204
2011-05-19 20:39:27 C 04 56 40.84 +62 17 04.8 v 204
2011-05-19 20:54:58 C 04 56 40.46 +62 17 41.5 v 204
2011-06-25 00:02:27 C 22 12 32.07 +85 10 57.0 c A24
2011-06-25 00:04:33 C 22 12 28.60 +85 10 56.1 c A24
2011-06-25 23:42:55 C 21 38 32.41 +84 49 48.2 c A24
2011-06-25 23:44:59 C 21 38 29.28 +84 49 47.5 c A24
2011-06-26 00:31:21 C 21 37 25.60 +84 48 59.9 c A24
2011-06-26 00:33:26 C 21 37 23.33 +84 48 58.1 c A24
2011-06-26 23:48:48 C 21 08 31.61 +84 21 50.2 c A24
2011-06-26 23:50:53 C 21 08 29.07 +84 21 48.0 c A24
2011-06-27 00:40:32 C 21 07 31.57 +84 20 45.1 c A24
2011-06-27 23:57:40 C 20 43 03.23 +83 48 26.1 c A24
2011-06-27 23:59:43 C 20 43 02.16 +83 48 21.9 c A24
2011-06-28 00:49:26 C 20 42 12.16 +83 47 08.1 c A24
2011-06-28 00:51:29 C 20 42 11.00 +83 47 06.7 c A24
2011-07-06 20:47:07 C 18 56 16.25 +76 41 42.2 u 157
2011-07-06 20:51:18 C 18 56 15.11 +76 41 32.3 u 157
2011-07-06 20:55:28 C 18 56 14.06 +76 41 22.5 u 157
2011-07-06 20:59:40 C 18 56 13.03 +76 41 12.7 u 157
2011-07-08 21:36:19 C 18 45 53.53 +74 42 23.9 a 233
2011-07-08 21:38:55 C 18 45 53.34 +74 42 17.0 a 233
2011-07-08 21:41:43 C 18 45 52.59 +74 42 10.9 a 233
2011-07-12 08:42:51 C 18 33 04.408 +71 04 55.02 L F51
2011-07-12 08:59:57 C 18 33 02.057 +71 04 08.59 L F51
2011-07-12 09:17:20 C 18 32 59.702 +71 03 21.39 L F51
2011-07-12 09:32:59 C 18 32 57.574 +71 02 38.84 L F51
2011-07-18 21:25:54 C 18 18 42.08 +63 28 12.1 c A24
2011-07-18 21:27:47 C 18 18 41.94 +63 28 06.5 c A24
2011-07-18 22:32:59 C 18 18 37.25 +63 24 44.4 c A24
2011-07-18 22:35:09 C 18 18 37.14 +63 24 37.9 c A24
2011-07-20 21:25:53 C 18 15 54.29 +60 57 02.4 c A24
2011-07-20 21:28:03 C 18 15 54.26 +60 56 56.8 c A24
2011-07-20 22:33:29 C 18 15 50.46 +60 53 26.5 c A24
2011-07-20 22:35:38 C 18 15 50.33 +60 53 19.9 c A24
2011-07-25 20:49:08 C 18 11 05.69 +54 21 24.7 c A24
2011-07-25 20:51:17 C 18 11 05.58 +54 21 16.9 c A24
2011-07-25 21:56:25 C 18 11 03.35 +54 17 34.8 c A24
2011-07-25 21:58:35 C 18 11 03.23 +54 17 27.2 c A24
2011-07-29 21:27:39 C 18 08 53.99 +48 45 05.8 c A24