2015 KO57

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7660459867 ± 9.04e-07
Semi-major axis (a)2.4968486912 AU ± 3.79e-07
Inclination (i)2.12472183° ± 2.55e-05
Long. of Asc. Node (Ω)115.70912455° ± 1.28e-03
Arg. of Perihelion (ω)30.99430588° ± 1.37e-03
Mean Anomaly (M)237.88814516° ± 6.18e-06
Mean Motion (n)0.2498181217°/day ± 5.69e-08
Perihelion dist (q)0.58414777 AU ± 2.26e-06
Aphelion dist (Q)4.40954961 AU ± 2.36e-06
Orbital Period3.94537545 yr ± 8.99e-07
Physical Parameters
H (abs. magnitude)22.97
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.252″
Uncertainty0
Orbit TypeApollo
MOID0.030262 AU
Observations Used48
Oppositions3
Arc Total2015-2019
First Observation Used2015-05-22
Last Observation Used2019-05-28
Observations (53)
Date Type RA Dec Mag Band Observatory
2019-05-28 04:51:47 C 12 35 22.47 +08 07 20.0 o 691
2019-05-28 05:04:42 C 12 35 28.94 +08 06 19.0 o 691
2019-05-28 05:17:38 C 12 35 35.30 +08 05 18.0 o 691