2011 HD63

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5129830760 ± 5.62e-06
Semi-major axis (a)2.0348148304 AU ± 2.26e-05
Inclination (i)5.43307610° ± 4.45e-05
Long. of Asc. Node (Ω)175.96526789° ± 1.16e-05
Arg. of Perihelion (ω)135.91374605° ± 8.69e-05
Mean Anomaly (M)330.43344519° ± 2.93e-02
Mean Motion (n)0.3395665754°/day ± 5.67e-06
Perihelion dist (q)0.99098926 AU ± 1.59e-05
Aphelion dist (Q)3.07864040 AU ± 3.61e-05
Orbital Period2.90260101 yr ± 4.85e-05
Physical Parameters
H (abs. magnitude)22.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.302″
Uncertainty2
Orbit TypeApollo
MOID0.033465 AU
Observations Used114
Oppositions1
Arc Total2011-2011
First Observation Used2011-04-30
Last Observation Used2011-10-03
Observations (117)
Date Type RA Dec Mag Band Observatory
2011-09-24 09:33:03 C 23 51 18.65 -05 10 15.8 o 291
2011-09-24 09:41:10 C 23 51 20.18 -05 10 20.5 o 291
2011-09-26 05:34:25 C 23 59 33.17 -05 34 20.9 19.5 c 704
2011-09-26 05:52:35 C 23 59 35.95 -05 34 31.2 19.5 c 704
2011-09-26 06:10:46 C 23 59 38.62 -05 34 39.1 19.8 c 704
2011-09-26 06:47:16 C 23 59 44.23 -05 34 56.9 19.5 c 704
2011-09-27 05:34:01 C 00 03 27.09 -05 45 19.7 19.0 c 704
2011-09-27 05:52:16 C 00 03 29.63 -05 45 26.3 19.2 c 704
2011-09-27 06:10:36 C 00 03 32.11 -05 45 33.9 19.2 c 704
2011-09-29 07:23:00 C 00 10 30.25 -06 03 53.1 r 703
2011-09-29 07:27:52 C 00 10 30.86 -06 03 54.9 r 703
2011-09-29 07:32:44 C 00 10 31.29 -06 03 55.8 r 703
2011-09-29 07:37:38 C 00 10 32.01 -06 03 57.5 r 703
2011-10-03 07:46:12 C 00 21 12.04 -06 27 15.0 u H15
2011-10-03 08:06:23 C 00 21 13.80 -06 27 17.9 u H15
2011-10-03 08:26:15 C 00 21 15.44 -06 27 20.8 u H15
2011-10-03 08:46:21 C 00 21 17.06 -06 27 24.1 u H15