2011 HC36

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4077883710 ± 1.66e-08
Semi-major axis (a)1.6403799891 AU ± 4.40e-09
Inclination (i)15.48079030° ± 5.67e-06
Long. of Asc. Node (Ω)200.70519229° ± 4.24e-06
Arg. of Perihelion (ω)121.70882934° ± 7.66e-06
Mean Anomaly (M)279.74866223° ± 1.02e-05
Mean Motion (n)0.4691325665°/day ± 1.89e-09
Perihelion dist (q)0.97145211 AU ± 2.74e-08
Aphelion dist (Q)2.30930787 AU ± 2.80e-08
Orbital Period2.10095473 yr ± 8.45e-09
Physical Parameters
H (abs. magnitude)20.69
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.317″
Uncertainty0
Orbit TypeApollo
MOID0.086172 AU
Observations Used205
Oppositions11
Arc Total1990-2011
First Observation Used1990-10-15
Last Observation Used2011-11-12
Observations (212)
Date Type RA Dec Mag Band Observatory
2011-10-30 05:41:52 C 00 49 11.81 -10 44 53.8 18.8 c 704
2011-10-30 05:59:24 C 00 49 13.88 -10 45 14.0 18.8 c 704
2011-11-05 03:03:34 C 01 04 50.05 -12 34 36.9 309
2011-11-05 03:24:46 C 01 04 51.82 -12 34 44.8 o 807
2011-11-05 03:32:30 C 01 04 52.51 -12 34 48.8 o 807
2011-11-05 03:40:19 C 01 04 53.17 -12 34 52.9 o 807
2011-11-05 05:01:37 C 01 05 00.53 -12 35 39.7 309
2011-11-11 04:40:57 C 01 17 30.65 -13 27 10.5 t H21
2011-11-11 04:52:11 C 01 17 31.47 -13 27 12.5 t H21
2011-11-11 05:03:27 C 01 17 32.32 -13 27 15.2 t H21
2011-11-12 03:29:31 C 01 19 16.75 -13 30 45.1 o 807
2011-11-12 03:41:33 C 01 19 17.60 -13 30 47.1 o 807