2018 SO3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6976727697 ± 9.07e-04
Semi-major axis (a)2.6825476276 AU ± 6.62e-03
Inclination (i)8.18711235° ± 9.30e-03
Long. of Asc. Node (Ω)194.06540231° ± 2.23e-02
Arg. of Perihelion (ω)102.13598722° ± 1.67e-02
Mean Anomaly (M)235.60944247° ± 2.28e+00
Mean Motion (n)0.2243319410°/day ± 8.30e-04
Perihelion dist (q)0.81100719 AU ± 3.15e-03
Aphelion dist (Q)4.55408806 AU ± 1.15e-02
Orbital Period4.39360654 yr ± 1.63e-02
Physical Parameters
H (abs. magnitude)24.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.264″
Uncertainty4
Orbit TypeApollo
MOID0.046514 AU
Observations Used14
Oppositions1
Arc Total2018-2018
First Observation Used2018-09-21
Last Observation Used2018-10-11
Observations (14)
Date Type RA Dec Mag Band Observatory
2018-09-21 07:59:29 C 01 41 23.97 +36 51 59.4 V G96
2018-09-21 08:06:51 C 01 41 22.34 +36 50 42.5 V G96
2018-09-21 08:14:13 C 01 41 20.73 +36 49 25.9 V G96
2018-09-21 08:21:34 C 01 41 19.09 +36 48 08.6 V G96
2018-09-22 08:07:57 C 01 37 19.43 +32 54 20.9 V G96
2018-09-22 08:09:42 C 01 37 19.11 +32 54 04.7 V G96
2018-09-22 08:11:27 C 01 37 18.79 +32 53 48.7 V G96
2018-09-22 08:13:12 C 01 37 18.53 +32 53 32.5 V G96
2018-10-06 09:54:04 C 01 15 14.661 +08 16 51.58 V T12
2018-10-06 10:02:11 C 01 15 14.309 +08 16 35.90 V T12
2018-10-06 10:05:57 C 01 15 14.149 +08 16 28.56 V T12
2018-10-06 10:09:56 C 01 15 13.983 +08 16 20.97 V T12
2018-10-11 09:01:21 C 01 12 05.268 +05 08 52.21 V T12
2018-10-11 09:08:16 C 01 12 05.057 +05 08 43.40 V T12