2011 SO26

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6154894356 ± 1.70e-08
Semi-major axis (a)2.5591425875 AU ± 2.47e-08
Inclination (i)26.62781978° ± 9.69e-06
Long. of Asc. Node (Ω)165.72766017° ± 8.95e-06
Arg. of Perihelion (ω)273.36080244° ± 1.61e-05
Mean Anomaly (M)145.42297231° ± 1.82e-05
Mean Motion (n)0.2407523583°/day ± 3.49e-09
Perihelion dist (q)0.98401736 AU ± 4.46e-08
Aphelion dist (Q)4.13426781 AU ± 5.91e-08
Orbital Period4.09394238 yr ± 5.93e-08
Physical Parameters
H (abs. magnitude)20.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.212″
Uncertainty0
Orbit TypeApollo
MOID0.316338 AU
Observations Used51
Oppositions4
Arc Total2011-2016
First Observation Used2011-09-20
Last Observation Used2016-02-04
Observations (52)
Date Type RA Dec Mag Band Observatory
2016-02-04 01:53:22 C 02 20 49.15 -26 25 41.3 u 807
2016-02-04 02:02:12 C 02 20 50.97 -26 25 30.7 u 807