2011 HS

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6918115000
Semi-major axis (a)2.8182508000 AU
Inclination (i)7.85963000°
Long. of Asc. Node (Ω)182.33311000°
Arg. of Perihelion (ω)334.46444000°
Mean Anomaly (M)45.20549000°
Mean Motion (n)0.2083217500°/day
Perihelion dist (q)0.86855250 AU
Aphelion dist (Q)4.76794910 AU
Orbital Period4.73117990 yr
Physical Parameters
H (abs. magnitude)21.10
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.460″
Uncertainty4
Orbit TypeApollo
MOID0.047815 AU
Observations Used76
Oppositions1
Arc Total
First Observation Used
Last Observation Used2011-06-25
Observations (80)
Date Type RA Dec Mag Band Observatory
2011-05-03 22:25:16 C 15 34 13.13 +22 02 09.4 r A17
2011-05-03 22:36:31 C 15 34 12.87 +22 01 32.6 r A17
2011-05-06 07:04:53 C 15 33 30.90 +19 13 31.4 18.9 c 704
2011-05-06 07:19:07 C 15 33 30.56 +19 12 54.2 19.5 c 704
2011-05-06 07:33:23 C 15 33 30.29 +19 12 14.5 19.1 c 704
2011-05-06 07:47:37 C 15 33 29.88 +19 11 36.9 19.2 c 704
2011-05-06 08:01:54 C 15 33 29.53 +19 10 57.4 18.9 c 704
2011-05-07 06:55:42 C 15 33 14.34 +18 11 46.1 18.9 c 704
2011-05-07 06:55:53 C 15 33 14.31 +18 11 45.1 18.6 c 704
2011-05-07 07:09:47 C 15 33 13.96 +18 11 10.7 19.5 c 704
2011-05-07 07:09:58 C 15 33 13.96 +18 11 10.1 19.5 c 704
2011-05-07 07:23:51 C 15 33 13.68 +18 10 35.8 19.4 c 704
2011-05-07 07:24:03 C 15 33 13.62 +18 10 34.6 19.4 c 704
2011-05-07 07:37:58 C 15 33 13.30 +18 10 00.9 19.7 c 704
2011-05-07 07:38:09 C 15 33 13.27 +18 10 00.3 19.4 c 704
2011-05-07 07:52:09 C 15 33 13.00 +18 09 26.6 19.7 c 704
2011-05-07 07:52:20 C 15 33 13.03 +18 09 24.2 19.7 c 704
2011-05-14 06:14:49 C 15 31 34.89 +12 39 32.2 u 448
2011-05-14 06:40:01 C 15 31 34.56 +12 38 51.9 u 448
2011-05-14 07:03:38 C 15 31 34.08 +12 38 15.3 u 448
2011-05-17 05:27:25 C 15 31 02.82 +10 53 28.3 o H21
2011-05-17 05:35:56 C 15 31 02.82 +10 53 15.9 o H21
2011-05-22 07:33:20 C 15 30 24.81 +08 20 40.7 u 448
2011-05-22 08:26:00 C 15 30 24.37 +08 19 42.2 u 448
2011-05-31 05:23:54 C 15 30 18.66 +04 47 42.2 o H21
2011-05-31 05:37:47 C 15 30 18.63 +04 47 30.2 o H21
2011-05-31 05:52:47 C 15 30 18.63 +04 47 16.4 o H21
2011-06-25 07:28:38 C 15 38 14.41 -02 18 50.9 o 291
2011-06-25 07:47:13 C 15 38 14.91 -02 19 02.0 o 291
2011-06-25 08:05:38 C 15 38 15.09 -02 19 12.2 o 291