2021 RP12

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4517722010 ± 1.32e-04
Semi-major axis (a)1.6408571883 AU ± 3.56e-04
Inclination (i)6.92790517° ± 1.67e-03
Long. of Asc. Node (Ω)190.84875153° ± 8.01e-05
Arg. of Perihelion (ω)227.54540924° ± 9.40e-05
Mean Anomaly (M)329.89501892° ± 2.25e-01
Mean Motion (n)0.4689279295°/day ± 1.53e-04
Perihelion dist (q)0.89956352 AU ± 2.91e-04
Aphelion dist (Q)2.38215085 AU ± 5.60e-04
Orbital Period2.10187157 yr ± 6.84e-04
Physical Parameters
H (abs. magnitude)24.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.336″
Uncertainty3
Orbit TypeApollo
MOID0.000559 AU
Observations Used51
Oppositions1
Arc Total2021-2021
First Observation Used2021-09-11
Last Observation Used2021-10-03
Observations (51)
Date Type RA Dec Mag Band Observatory
2021-10-03 03:48:54 C 20 25 50.88 -06 48 52.6 o 691