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
2020-06-14 05:09:16 C 13 31 13.25 +21 18 59.8 V G96
2020-06-14 05:16:51 C 13 31 13.99 +21 18 53.9 V G96
2020-07-14 08:33:58 C 15 59 45.04 +02 34 03.9 V T08
2020-07-14 08:39:17 C 15 59 46.26 +02 33 52.1 V T08
2020-07-14 08:48:34 C 15 59 48.30 +02 33 29.2 V T08
2020-07-14 09:13:52 C 15 59 53.97 +02 32 28.6 V T08
2020-07-20 06:54:36 C 16 38 58.040 -03 14 29.76 U F51
2020-07-20 07:13:02 C 16 39 02.204 -03 15 14.84 U F51
2020-07-20 07:49:57 C 16 39 10.547 -03 16 44.82 U F51
2020-07-20 08:08:42 C 16 39 14.82 -03 17 31.3 V T05
2020-07-20 08:16:39 C 16 39 16.63 -03 17 48.7 V T05
2020-07-20 08:27:22 C 16 39 19.09 -03 18 15.6 V T05
2020-07-20 08:34:42 C 16 39 20.75 -03 18 34.5 V T05
2020-09-07 06:26:38 C 20 33 41.834 -23 12 10.52 U F51
2020-09-07 07:00:52 C 20 33 45.274 -23 12 08.82 U F51
2020-09-07 07:17:59 C 20 33 46.978 -23 12 07.61 U F51
2020-09-12 05:50:23 C 20 47 34.934 -22 55 42.40 U F52
2020-09-12 06:06:02 C 20 47 36.417 -22 55 40.08 U F52
2020-09-12 06:21:42 C 20 47 37.920 -22 55 37.96 U F52