2025 SO20

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3500505543 ± 4.06e-05
Semi-major axis (a)1.3412067659 AU ± 6.52e-05
Inclination (i)2.41434298° ± 2.34e-04
Long. of Asc. Node (Ω)5.47286343° ± 3.16e-05
Arg. of Perihelion (ω)299.54184116° ± 4.06e-04
Mean Anomaly (M)63.95514722° ± 5.32e-03
Mean Motion (n)0.6345541266°/day ± 4.63e-05
Perihelion dist (q)0.87171659 AU ± 6.90e-05
Aphelion dist (Q)1.81069694 AU ± 1.04e-04
Orbital Period1.55325802 yr ± 1.13e-04
Physical Parameters
H (abs. magnitude)28.43
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.399″
Uncertainty1
Orbit TypeApollo
MOID0.000006 AU
Observations Used52
Oppositions1
Arc Total2025-2025
First Observation Used2025-09-29
Last Observation Used2025-10-01
Observations (54)
Date Type RA Dec Mag Band Observatory
2025-09-30 11:48:03 C 01 22 28.171 +16 15 19.91 V I52
2025-09-30 11:49:29 C 01 22 27.538 +16 15 18.50 V I52
2025-10-01 09:01:54 C 01 17 58.159 +16 13 04.77 X F52
2025-10-01 09:18:32 C 01 17 52.869 +16 13 06.12 X F52