440212 (2004 OB)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4301792194 ± 1.02e-08
Semi-major axis (a)1.6809764572 AU ± 2.29e-09
Inclination (i)3.44204697° ± 1.62e-06
Long. of Asc. Node (Ω)174.51623157° ± 3.96e-05
Arg. of Perihelion (ω)223.36032531° ± 3.85e-05
Mean Anomaly (M)236.19708353° ± 8.54e-06
Mean Motion (n)0.4522408926°/day ± 9.24e-10
Perihelion dist (q)0.95785532 AU ± 1.72e-08
Aphelion dist (Q)2.40409760 AU ± 1.74e-08
Orbital Period2.17942760 yr ± 4.45e-09
Physical Parameters
H (abs. magnitude)18.97
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.398″
Uncertainty0
Orbit TypeApollo
MOID0.011188 AU
Observations Used723
Oppositions12
Arc Total2003-2025
First Observation Used2003-03-31
Last Observation Used2025-04-03
Observations (752)
Date Type RA Dec Mag Band Observatory
2025-04-03 10:23:32 C 13 06 59.911 -04 43 55.95 X F51
2025-04-03 10:40:30 C 13 06 58.928 -04 43 49.06 X F51