2015 OR78

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4086237247 ± 9.50e-08
Semi-major axis (a)2.0984986906 AU ± 2.08e-08
Inclination (i)5.17416325° ± 4.00e-06
Long. of Asc. Node (Ω)84.63669583° ± 4.10e-05
Arg. of Perihelion (ω)222.96945996° ± 5.31e-05
Mean Anomaly (M)144.50211869° ± 2.42e-05
Mean Motion (n)0.3242270332°/day ± 4.81e-09
Perihelion dist (q)1.24100234 AU ± 2.00e-07
Aphelion dist (Q)2.95599504 AU ± 2.01e-07
Orbital Period3.03992629 yr ± 4.51e-08
Physical Parameters
H (abs. magnitude)21.98
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.191″
Uncertainty0
Orbit TypeAmor
MOID0.233477 AU
Observations Used55
Oppositions4
Arc Total2015-2021
First Observation Used2015-07-26
Last Observation Used2021-07-09
Observations (56)
Date Type RA Dec Mag Band Observatory
2021-06-30 07:40:16 C 15 37 02.272 -20 14 51.01 U F51
2021-06-30 07:56:40 C 15 37 02.115 -20 15 00.18 U F51
2021-06-30 08:13:01 C 15 37 01.951 -20 15 09.64 U F51
2021-07-09 07:42:11 C 15 39 08.953 -22 27 05.18 U F51
2021-07-09 07:58:03 C 15 39 09.206 -22 27 15.39 U F51
2021-07-09 08:13:57 C 15 39 09.488 -22 27 25.54 U F51