2023 OS1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3496687290 ± 1.99e-07
Semi-major axis (a)1.4215042794 AU ± 9.32e-09
Inclination (i)20.03084127° ± 1.61e-05
Long. of Asc. Node (Ω)302.74570551° ± 1.75e-05
Arg. of Perihelion (ω)169.12580272° ± 2.36e-05
Mean Anomaly (M)351.70832136° ± 1.98e-05
Mean Motion (n)0.5815539622°/day ± 5.72e-09
Perihelion dist (q)0.92444868 AU ± 2.83e-07
Aphelion dist (Q)1.91855987 AU ± 2.83e-07
Orbital Period1.69481484 yr ± 1.67e-08
Physical Parameters
H (abs. magnitude)19.96
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.213″
Uncertainty0
Orbit TypeApollo
MOID0.055220 AU
Observations Used49
Oppositions8
Arc Total2006-2025
First Observation Used2006-07-21
Last Observation Used2025-12-21
Observations (54)
Date Type RA Dec Mag Band Observatory
2025-12-21 12:53:47 C 13 22 59.426 -13 35 52.04 V I52
2025-12-21 13:00:29 C 13 23 00.085 -13 36 06.98 V I52
2025-12-21 13:07:11 C 13 23 00.906 -13 36 21.67 V I52
2025-12-21 13:13:53 C 13 23 01.698 -13 36 35.60 V I52