2011 CH71

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6241452178 ± 1.41e-08
Semi-major axis (a)2.6455443624 AU ± 2.60e-09
Inclination (i)23.35090256° ± 8.15e-06
Long. of Asc. Node (Ω)145.87299460° ± 6.10e-06
Arg. of Perihelion (ω)73.97740453° ± 9.82e-06
Mean Anomaly (M)136.68577239° ± 2.11e-06
Mean Motion (n)0.2290549615°/day ± 3.37e-10
Perihelion dist (q)0.99434050 AU ± 3.74e-08
Aphelion dist (Q)4.29674822 AU ± 3.76e-08
Orbital Period4.30301215 yr ± 6.34e-09
Physical Parameters
H (abs. magnitude)18.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.380″
Uncertainty0
Orbit TypeApollo
MOID0.235348 AU
Observations Used400
Oppositions10
Arc Total2011-2024
First Observation Used2011-01-27
Last Observation Used2024-09-04
Observations (409)
Date Type RA Dec Mag Band Observatory
2024-08-13 10:02:47 C 21 43 10.100 -10 21 51.59 X F52
2024-08-27 08:33:20 C 21 28 06.457 -15 51 16.55 X F51
2024-08-27 08:52:56 C 21 28 05.688 -15 51 32.75 X F51
2024-08-27 09:12:31 C 21 28 04.911 -15 51 48.99 X F51
2024-08-27 09:32:07 C 21 28 04.134 -15 52 05.34 X F51
2024-09-04 08:30:27 C 21 22 03.466 -18 13 07.32 X F52
2024-09-04 08:44:38 C 21 22 03.078 -18 13 16.64 X F52
2024-09-04 08:58:50 C 21 22 02.677 -18 13 25.79 X F52
2024-09-04 09:13:01 C 21 22 02.279 -18 13 35.13 X F52