2011 HH

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2120138200 ± 2.00e+00
Semi-major axis (a)1.3034179863 AU ± 3.00e+00
Inclination (i)3.47812156° ± 4.00e+00
Long. of Asc. Node (Ω)45.72066920° ± 5.00e+00
Arg. of Perihelion (ω)151.22968525° ± 6.00e+00
Mean Anomaly (M)295.01810066° ± 1.25e-01
Mean Motion (n)0.6623480000°/day ± 2.29e+00
Perihelion dist (q)1.02707330 AU ± 3.52e+00
Aphelion dist (Q)1.57973170 AU ± 4.47e+00
Orbital Period1.48805100 yr ± 5.14e+00
Physical Parameters
H (abs. magnitude)25.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.304″
Uncertainty3
Orbit TypeAmor
MOID0.031332 AU
Observations Used68
Oppositions1
Arc Total2011-2011
First Observation Used
Last Observation Used2011-05-16
Observations (75)
Date Type RA Dec Mag Band Observatory
2011-04-28 07:53:42 C 15 47 17.40 -05 31 30.9 o 807
2011-04-30 07:50:50 C 15 56 32.86 -10 24 16.0 o 691
2011-04-30 08:16:25 C 15 56 35.91 -10 26 43.1 o 691
2011-04-30 08:42:00 C 15 56 38.98 -10 29 09.2 o 691
2011-05-01 06:17:11 C 16 00 23.28 -12 25 04.1 o 807
2011-05-01 06:21:23 C 16 00 23.77 -12 25 27.0 o 807
2011-05-01 06:28:28 C 16 00 24.51 -12 26 05.2 o 807
2011-05-04 07:49:03 C 16 11 40.66 -18 27 24.9 o 807
2011-05-04 07:52:49 C 16 11 41.00 -18 27 41.2 o 807
2011-05-04 07:56:33 C 16 11 41.34 -18 27 57.6 o 807
2011-05-04 08:00:17 C 16 11 41.68 -18 28 13.8 o 807
2011-05-13 06:55:25 C 16 34 29.51 -30 18 42.3 o 807
2011-05-13 07:00:23 C 16 34 29.65 -30 18 53.4 o 807
2011-05-13 07:05:22 C 16 34 29.83 -30 19 04.9 o 807
2011-05-13 07:11:24 C 16 34 30.00 -30 19 18.3 o 807
2011-05-14 04:46:05 C 16 36 11.78 -31 08 12.8 o 807
2011-05-14 04:54:21 C 16 36 12.03 -31 08 31.7 o 807
2011-05-14 04:59:05 C 16 36 12.14 -31 08 42.3 o 807
2011-05-14 08:41:02 C 16 36 18.61 -31 16 30.3 o 807
2011-05-14 08:45:16 C 16 36 18.75 -31 16 38.3 o 807
2011-05-14 08:49:28 C 16 36 18.93 -31 16 46.7 o 807
2011-05-16 07:04:20 C 16 39 24.14 -32 50 11.3 o 807
2011-05-16 07:10:43 C 16 39 24.26 -32 50 22.6 o 807
2011-05-16 07:17:06 C 16 39 24.39 -32 50 34.3 o 807
2011-05-16 07:23:31 C 16 39 24.52 -32 50 45.5 o 807