2012 OA1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4797847922 ± 1.29e-07
Semi-major axis (a)2.1270363359 AU ± 1.84e-07
Inclination (i)7.24854492° ± 9.40e-06
Long. of Asc. Node (Ω)294.53434094° ± 1.58e-05
Arg. of Perihelion (ω)358.37700080° ± 4.92e-05
Mean Anomaly (M)111.54669530° ± 2.14e-04
Mean Motion (n)0.3177239204°/day ± 4.13e-08
Perihelion dist (q)1.10651665 AU ± 2.91e-07
Aphelion dist (Q)3.14755602 AU ± 3.87e-07
Orbital Period3.10214693 yr ± 4.03e-07
Physical Parameters
H (abs. magnitude)21.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.308″
Uncertainty0
Orbit TypeAmor
MOID0.088586 AU
Observations Used148
Oppositions2
Arc Total2012-2015
First Observation Used2012-07-18
Last Observation Used2015-05-10
Observations (154)
Date Type RA Dec Mag Band Observatory
2015-05-10 21:01:16 C 11 41 16.23 -16 18 31.9 t 950
2015-05-10 21:04:01 C 11 41 16.17 -16 18 30.8 t 950
2015-05-10 21:08:12 C 11 41 16.05 -16 18 29.3 t 950
2015-05-10 21:09:35 C 11 41 16.01 -16 18 28.6 t 950