504928 (2011 CO2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4526754675 ± 2.32e-08
Semi-major axis (a)2.2673582685 AU ± 6.13e-09
Inclination (i)32.45365147° ± 4.07e-06
Long. of Asc. Node (Ω)104.06737877° ± 1.97e-06
Arg. of Perihelion (ω)352.88013238° ± 8.63e-06
Mean Anomaly (M)112.89206705° ± 5.01e-06
Mean Motion (n)0.2886902075°/day ± 1.17e-09
Perihelion dist (q)1.24098080 AU ± 5.26e-08
Aphelion dist (Q)3.29373573 AU ± 5.33e-08
Orbital Period3.41413133 yr ± 1.38e-08
Physical Parameters
H (abs. magnitude)18.41
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.155″
Uncertainty0
Orbit TypeAmor
MOID0.259561 AU
Observations Used229
Oppositions10
Arc Total2011-2025
First Observation Used2011-02-01
Last Observation Used2025-04-27
Observations (256)
Date Type RA Dec Mag Band Observatory
2025-03-18 11:09:47 C 15 16 54.347 +44 00 08.46 V G96
2025-03-18 11:17:47 C 15 16 54.016 +44 00 13.14 V G96
2025-03-18 11:25:30 C 15 16 53.706 +44 00 16.96 V G96
2025-04-27 10:13:47 C 14 19 08.935 +44 56 27.68 X F52
2025-04-27 10:32:11 C 14 19 07.739 +44 56 19.73 X F52
2025-04-27 10:50:33 C 14 19 06.549 +44 56 11.76 X F52