2010 HG20

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2323313115 ± 3.84e-07
Semi-major axis (a)1.1384824482 AU ± 4.25e-08
Inclination (i)17.53534927° ± 6.45e-05
Long. of Asc. Node (Ω)52.96949655° ± 2.24e-05
Arg. of Perihelion (ω)42.29986694° ± 1.70e-04
Mean Anomaly (M)37.50882627° ± 6.21e-05
Mean Motion (n)0.8113771386°/day ± 4.54e-08
Perihelion dist (q)0.87397733 AU ± 4.39e-07
Aphelion dist (Q)1.40298757 AU ± 4.41e-07
Orbital Period1.21475728 yr ± 6.80e-08
Physical Parameters
H (abs. magnitude)21.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.380″
Uncertainty0
Orbit TypeApollo
MOID0.065980 AU
Observations Used52
Oppositions1
Arc Total2010-2016
First Observation Used2010-04-20
Last Observation Used2016-04-20
Observations (56)
Date Type RA Dec Mag Band Observatory
2010-04-20 10:45:53 C 16 44 55.89 -02 14 49.9 r G96
2010-04-20 10:52:50 C 16 44 55.03 -02 15 00.1 r G96
2010-04-20 10:59:47 C 16 44 54.16 -02 15 10.6 r G96
2010-04-20 11:06:46 C 16 44 53.34 -02 15 21.2 r G96
2010-04-20 11:49:12 C 16 44 48.16 -02 16 23.9 r G96
2010-04-20 11:50:04 C 16 44 48.06 -02 16 25.1 r G96
2010-04-20 11:50:56 C 16 44 47.96 -02 16 26.5 r G96
2010-04-20 11:51:48 C 16 44 47.84 -02 16 27.5 r G96
2010-04-20 23:20:59 C 16 43 29.14 -02 33 40.8 r 473
2010-04-20 23:28:59 C 16 43 28.13 -02 33 53.5 r 473
2010-04-21 09:22:44 C 16 42 17.17 -02 48 42.3 o H21
2010-04-21 09:30:09 C 16 42 16.22 -02 48 53.1 o H21
2010-04-21 09:37:50 C 16 42 15.19 -02 49 05.5 o H21
2010-04-21 11:34:21 C 16 42 01.02 -02 51 58.9 o H01
2010-04-21 11:45:27 C 16 41 59.65 -02 52 15.2 o H01
2010-04-21 11:51:50 C 16 41 58.83 -02 52 25.5 o H01
2010-04-21 23:00:03 C 16 40 40.05 -03 09 26.2 w B04
2010-04-21 23:12:09 C 16 40 38.54 -03 09 44.9 w B04
2010-04-21 23:22:55 C 16 40 37.16 -03 10 01.2 w B04
2010-04-24 10:35:16 C 16 33 03.08 -04 42 38.0 c 926
2010-04-24 10:39:49 C 16 33 02.40 -04 42 44.4 c 926
2010-04-25 08:48:17 C 16 30 03.82 -05 18 28.2 o 291
2010-04-25 08:53:41 C 16 30 03.11 -05 18 36.2 o 291
2010-04-25 08:59:09 C 16 30 02.28 -05 18 45.3 o 291
2010-04-25 10:24:16 C 16 29 49.95 -05 21 03.6 r G96
2010-04-25 10:33:10 C 16 29 48.66 -05 21 18.2 r G96
2010-04-25 10:42:04 C 16 29 47.40 -05 21 32.7 r G96
2010-04-25 10:50:57 C 16 29 46.10 -05 21 47.2 r G96
2010-04-25 11:07:43 C 16 29 43.68 -05 22 14.7 c 926
2010-05-03 07:57:05 C 16 01 00.14 -10 41 55.8 o H21
2010-05-03 08:04:13 C 16 00 58.84 -10 42 08.9 o H21
2010-05-03 08:13:35 C 16 00 57.19 -10 42 26.1 o H21
2010-05-04 07:45:57 C 15 57 03.99 -11 22 56.5 u 448
2010-05-04 08:11:44 C 15 56 58.98 -11 23 43.4 o H21
2010-05-04 08:17:22 C 15 56 58.54 -11 23 50.2 u 448
2010-05-04 08:20:36 C 15 56 57.50 -11 23 57.5 o H21
2010-05-04 08:30:42 C 15 56 55.70 -11 24 14.8 o H21
2010-05-04 08:43:21 C 15 56 54.01 -11 24 34.7 u 448
2010-05-07 07:25:18 C 15 44 56.84 -13 25 13.5 o 691
2010-05-07 07:50:50 C 15 44 52.30 -13 25 56.6 o 691
2010-05-08 07:52:29 C 15 40 44.85 -14 06 13.3 u 448
2010-05-08 08:20:07 C 15 40 39.79 -14 06 59.1 u 448
2010-05-08 08:47:53 C 15 40 34.85 -14 07 44.7 u 448
2010-05-11 06:48:08 C 15 28 34.03 -16 01 49.8 r G96
2010-05-11 06:57:27 C 15 28 32.34 -16 02 05.4 r G96
2010-05-11 07:06:47 C 15 28 30.68 -16 02 20.0 r G96
2010-05-11 07:16:08 C 15 28 28.92 -16 02 36.3 r G96
2010-05-12 08:41:59 C 15 24 07.68 -16 42 32.3 o 691
2010-05-12 09:07:31 C 15 24 03.19 -16 43 10.5 o 691
2010-05-12 09:33:04 C 15 23 58.61 -16 43 50.7 o 691