2009 MC9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4655721659 ± 1.19e-08
Semi-major axis (a)2.1990485733 AU ± 2.26e-09
Inclination (i)9.09067567° ± 1.97e-06
Long. of Asc. Node (Ω)326.37733238° ± 5.82e-06
Arg. of Perihelion (ω)342.80780536° ± 8.71e-06
Mean Anomaly (M)358.21453352° ± 4.86e-06
Mean Motion (n)0.3022456386°/day ± 4.66e-10
Perihelion dist (q)1.17523277 AU ± 2.62e-08
Aphelion dist (Q)3.22286438 AU ± 2.64e-08
Orbital Period3.26101077 yr ± 5.03e-09
Physical Parameters
H (abs. magnitude)18.08
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.289″
Uncertainty0
Orbit TypeAmor
MOID0.164798 AU
Observations Used565
Oppositions11
Arc Total2009-2025
First Observation Used2009-06-30
Last Observation Used2025-04-27
Observations (602)
Date Type RA Dec Mag Band Observatory
2025-04-27 06:35:12 C 11 10 32.227 -05 31 04.30 X F51
2025-04-27 06:53:05 C 11 10 31.725 -05 31 00.84 X F51