2009 OS5

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0993581280 ± 2.41e-08
Semi-major axis (a)1.1479095930 AU ± 1.75e-08
Inclination (i)1.71084593° ± 1.65e-06
Long. of Asc. Node (Ω)144.33623612° ± 3.33e-05
Arg. of Perihelion (ω)122.82306728° ± 4.74e-05
Mean Anomaly (M)145.80572287° ± 2.39e-05
Mean Motion (n)0.8014026021°/day ± 1.84e-08
Perihelion dist (q)1.03385544 AU ± 3.18e-08
Aphelion dist (Q)1.26196374 AU ± 3.37e-08
Orbital Period1.22987657 yr ± 2.82e-08
NGA Modelr2
A2-3.01848102e-13 ± 4.43e-14 AU/d²
Physical Parameters
H (abs. magnitude)24.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.346″
Uncertainty0
Orbit TypeAmor
MOID0.027952 AU
Observations Used112
Oppositions2
Arc Total2009-2020
First Observation Used2009-07-21
Last Observation Used2020-09-12
Observations (119)
Date Type RA Dec Mag Band Observatory
2009-07-21 22:22:45 C 23 47 44.25 +09 13 39.3 19.9 c 114
2009-07-21 22:28:12 C 23 47 44.47 +09 13 35.2 20.3 c 114
2009-07-21 22:39:27 C 23 47 44.94 +09 13 26.9 20.3 c 114
2009-07-21 22:45:06 C 23 47 45.10 +09 13 23.4 19.8 c 114
2009-07-23 23:36:55 C 23 50 29.15 +08 34 59.6 20.0 c 114
2009-07-23 23:42:19 C 23 50 29.31 +08 34 55.8 19.8 c 114
2009-07-23 23:47:56 C 23 50 29.46 +08 34 51.3 20.2 c 114
2009-07-24 00:03:27 C 23 50 29.85 +08 34 37.8 20.0 c 114
2009-07-24 00:09:00 C 23 50 30.03 +08 34 34.6 20.2 c 114
2009-07-24 23:24:02 C 23 51 41.85 +08 15 37.7 19.9 c 114
2009-07-24 23:29:30 C 23 51 41.98 +08 15 32.0 20.0 c 114
2009-07-24 23:40:44 C 23 51 42.24 +08 15 21.9 20.1 c 114
2009-07-24 23:46:22 C 23 51 42.33 +08 15 17.2 19.8 c 114
2009-07-25 22:42:14 C 23 52 48.68 +07 56 11.9 20.3 c 114
2009-07-25 22:47:52 C 23 52 48.76 +07 56 07.4 20.5 c 114
2009-07-25 22:53:29 C 23 52 48.88 +07 56 02.5 20.1 c 114
2009-07-25 22:59:07 C 23 52 49.01 +07 55 58.3 20.5 c 114
2009-07-26 23:39:59 C 23 53 52.35 +07 34 59.3 19.9 c 114
2009-07-26 23:45:30 C 23 53 52.47 +07 34 54.9 19.8 c 114
2009-07-26 23:51:10 C 23 53 52.58 +07 34 50.6 20.0 c 114
2009-07-26 23:56:45 C 23 53 52.61 +07 34 45.7 20.0 c 114
2009-07-27 00:02:21 C 23 53 52.74 +07 34 41.3 19.8 c 114
2009-07-27 00:08:02 C 23 53 52.86 +07 34 36.2 19.9 c 114
2009-07-28 06:49:53 C 23 55 07.99 +07 07 59.1 o H55
2009-07-28 06:54:38 C 23 55 08.07 +07 07 55.2 o H55
2009-07-28 07:00:05 C 23 55 08.16 +07 07 50.6 o H55
2009-07-28 07:05:35 C 23 55 08.25 +07 07 45.8 o H55
2009-07-30 00:58:23 C 23 56 32.66 +06 30 07.9 v 204
2009-07-30 07:12:47 C 23 56 44.64 +06 24 37.0 o H55
2009-07-30 07:15:58 C 23 56 44.67 +06 24 34.3 o H55
2009-07-30 07:20:10 C 23 56 44.70 +06 24 30.7 o H55
2009-07-30 22:36:35 C 23 57 08.56 +06 10 33.3 o 190
2009-07-30 22:53:07 C 23 57 08.52 +06 10 18.0 o 190
2009-07-30 23:09:35 C 23 57 08.50 +06 10 05.4 o 190
2009-08-03 06:58:25 C 23 58 58.03 +04 54 22.0 o H55
2009-08-03 07:00:59 C 23 58 58.03 +04 54 19.8 o H55
2009-08-12 05:22:51 C 23 59 19.70 +01 13 41.1 o H55
2009-08-12 05:37:03 C 23 59 19.25 +01 13 25.8 o H55
2009-08-12 05:51:15 C 23 59 18.82 +01 13 10.4 o H55
2009-08-13 06:24:04 C 23 58 56.27 +00 46 32.7 o H55
2009-08-13 06:29:38 C 23 58 56.04 +00 46 26.3 o H55
2009-08-13 06:35:45 C 23 58 55.79 +00 46 19.4 o H55
2009-08-14 06:29:39 C 23 58 29.95 +00 20 11.3 o H55
2009-08-14 06:32:51 C 23 58 29.81 +00 20 07.6 o H55
2009-08-14 06:45:39 C 23 58 29.29 +00 19 53.4 o H55
2009-08-14 06:50:08 C 23 58 29.12 +00 19 48.1 o H55
2009-08-15 09:25:55 C 23 57 53.46 -00 09 18.8 o 691
2009-08-15 09:51:14 C 23 57 52.21 -00 09 46.5 o 691
2009-08-15 10:16:35 C 23 57 50.98 -00 10 14.8 o 691
2009-08-19 06:40:48 C 23 55 15.87 -01 53 12.1 o 691