523595 (2002 OS4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4535974450 ± 1.21e-08
Semi-major axis (a)1.9238096955 AU ± 9.16e-10
Inclination (i)26.81143480° ± 3.88e-06
Long. of Asc. Node (Ω)289.41020109° ± 3.54e-06
Arg. of Perihelion (ω)102.22603862° ± 8.91e-06
Mean Anomaly (M)231.83172559° ± 3.49e-06
Mean Motion (n)0.3693763729°/day ± 2.64e-10
Perihelion dist (q)1.05117453 AU ± 2.33e-08
Aphelion dist (Q)2.79644486 AU ± 2.34e-08
Orbital Period2.66835227 yr ± 1.91e-09
Physical Parameters
H (abs. magnitude)18.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.336″
Uncertainty0
Orbit TypeAmor
MOID0.297841 AU
Observations Used717
Oppositions13
Arc Total2002-2022
First Observation Used2002-06-25
Last Observation Used2022-01-09
Observations (797)
Date Type RA Dec Mag Band Observatory
2010-07-14 23:36:26 C 20 57 16.14 -01 20 14.6 u 160
2010-07-14 23:40:21 C 20 57 15.92 -01 20 07.9 u 160
2010-07-15 22:07:07 C 20 55 45.60 -00 37 47.2 u A13
2010-07-15 22:32:32 C 20 55 43.81 -00 36 58.8 u A13
2010-07-15 22:58:34 C 20 55 41.93 -00 36 09.2 u A13
2010-07-16 21:38:27 C 20 54 06.40 +00 07 26.0 o A50
2010-07-16 21:39:04 C 20 54 06.35 +00 07 27.4 o A50
2010-07-16 21:39:41 C 20 54 06.31 +00 07 28.3 o A50
2010-07-16 22:02:19 C 20 54 04.64 +00 08 11.8 o A50
2010-07-16 22:02:54 C 20 54 04.55 +00 08 13.5 o A50
2010-07-16 22:03:31 C 20 54 04.52 +00 08 14.3 o A50
2010-07-16 22:26:09 C 20 54 02.83 +00 08 57.9 o A50
2010-07-16 22:26:44 C 20 54 02.78 +00 08 59.5 o A50
2010-07-16 22:27:21 C 20 54 02.75 +00 09 00.8 o A50
2010-07-20 23:58:04 C 20 46 26.44 +03 25 24.0 r 106
2010-07-21 00:16:30 C 20 46 24.82 +03 26 02.7 r 106
2010-07-21 00:34:55 C 20 46 23.19 +03 26 41.0 r 106
2010-07-21 00:53:20 C 20 46 21.60 +03 27 19.0 r 106
2010-07-23 06:45:01 C 20 41 38.60 +05 21 25.7 o H21
2010-07-23 07:07:11 C 20 41 36.48 +05 22 13.1 o H21
2010-07-23 07:17:46 C 20 41 35.48 +05 22 36.1 o H21
2010-07-27 22:44:59 C 20 30 42.43 +09 28 28.8 u 160
2010-07-27 22:46:56 C 20 30 42.21 +09 28 33.3 u 160
2010-07-27 22:48:54 C 20 30 41.99 +09 28 37.9 u 160
2010-07-31 22:41:43 C 20 20 12.82 +13 06 37.9 u 160
2010-07-31 22:43:42 C 20 20 12.60 +13 06 42.5 u 160
2010-07-31 22:47:30 C 20 20 12.17 +13 06 51.7 u 160
2010-08-02 22:31:25 C 20 14 38.65 +14 55 55.8 u 160
2010-08-02 22:34:31 C 20 14 38.31 +14 56 02.5 u 160
2010-08-02 22:39:12 C 20 14 37.73 +14 56 13.8 u 160
2010-08-02 22:39:53 C 20 14 37.87 +14 56 16.6 u J28
2010-08-02 22:57:46 C 20 14 35.77 +14 56 59.7 u J28
2010-08-06 23:27:25 C 20 02 47.39 +18 34 58.6 v 204
2010-08-06 23:32:53 C 20 02 46.69 +18 35 10.7 v 204
2010-08-06 23:38:31 C 20 02 45.97 +18 35 23.4 v 204
2010-08-08 20:26:35 C 19 57 06.28 +20 14 14.6 u 160
2010-08-08 20:30:10 C 19 57 05.83 +20 14 22.8 u 160
2010-08-08 20:34:09 C 19 57 05.27 +20 14 31.5 u 160
2010-08-10 05:09:17 C 19 52 54.48 +21 25 04.2 o G56
2010-08-10 05:24:17 C 19 52 52.48 +21 25 37.3 o G56
2010-08-10 05:35:47 C 19 52 50.88 +21 26 00.9 o G56
2010-08-12 07:03:12 C 19 46 25.66 +23 10 20.8 u H45
2010-08-12 07:05:38 C 19 46 25.32 +23 10 25.8 u H45
2010-08-12 07:07:48 C 19 46 25.04 +23 10 30.3 u H45
2010-08-12 07:11:01 C 19 46 24.61 +23 10 37.1 u H45
2010-08-12 07:13:22 C 19 46 24.28 +23 10 41.9 u H45
2010-08-19 21:38:41 C 19 22 51.63 +29 00 45.8 w 160
2010-08-19 21:41:17 C 19 22 51.20 +29 00 49.9 w 160
2010-08-19 21:43:51 C 19 22 50.87 +29 00 53.7 w 160
2010-08-24 21:29:21 C 19 08 06.78 +32 17 04.0 u 160