2021 HG2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3860353000
Semi-major axis (a)1.6564063000 AU
Inclination (i)10.15475000°
Long. of Asc. Node (Ω)209.83535000°
Arg. of Perihelion (ω)356.29220000°
Mean Anomaly (M)55.87368000°
Mean Motion (n)0.4623318000°/day
Perihelion dist (q)1.01697500 AU
Aphelion dist (Q)2.29583760 AU
Orbital Period2.13181890 yr
Physical Parameters
H (abs. magnitude)25.11
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.700″
Uncertainty6
Orbit TypeAmor
MOID0.012625 AU
Observations Used102
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-05-14
Observations (103)
Date Type RA Dec Mag Band Observatory
2021-04-24 22:09:26 C 13 04 07.62 +34 49 43.9 V 203
2021-04-24 22:21:03 C 13 04 30.51 +34 51 59.1 V 203
2021-04-24 22:32:28 C 13 04 56.92 +34 53 30.2 V J95
2021-04-24 22:33:34 C 13 04 55.17 +34 54 24.1 V 203
2021-04-24 22:44:50 C 13 05 21.40 +34 55 54.4 V J95
2021-04-24 22:55:42 C 13 05 42.91 +34 57 59.8 V J95
2021-04-24 23:50:20 C 13 07 25.50 +35 09 02.4 q 160
2021-04-24 23:55:46 C 13 07 36.18 +35 10 02.0 q 160
2021-04-24 23:57:17 C 13 07 39.28 +35 10 18.7 q 160
2021-04-25 19:49:53 C 13 48 20.35 +38 15 41.4 V 033
2021-04-25 19:50:22 C 13 48 21.29 +38 15 45.3 V 033
2021-04-25 19:50:52 C 13 48 22.23 +38 15 49.2 V 033
2021-04-25 19:51:28 C 13 48 23.37 +38 15 53.9 V 033
2021-04-26 02:41:21 C 14 01 07.19 +39 02 36.9 V 033
2021-04-26 02:41:51 C 14 01 08.10 +39 02 39.6 V 033
2021-04-26 02:42:21 C 14 01 09.05 +39 02 42.7 V 033
2021-04-26 02:42:54 C 14 01 10.06 +39 02 45.5 V 033
2021-04-26 20:31:24 C 14 34 00.04 +40 30 39.1 V 033
2021-04-26 20:31:59 C 14 34 01.01 +40 30 41.4 V 033
2021-04-26 20:32:34 C 14 34 01.96 +40 30 43.7 V 033
2021-04-26 20:33:14 C 14 34 03.08 +40 30 46.4 V 033
2021-04-27 02:28:39 C 14 43 34.78 +40 50 10.7 V 033
2021-04-27 02:29:20 C 14 43 35.84 +40 50 12.2 V 033
2021-04-27 02:29:59 C 14 43 36.89 +40 50 14.1 V 033
2021-04-27 02:30:39 C 14 43 37.94 +40 50 15.3 V 033
2021-04-27 02:31:18 C 14 43 39.00 +40 50 17.1 V 033
2021-04-27 02:31:57 C 14 43 40.05 +40 50 18.8 V 033
2021-04-27 21:36:57 C 15 13 13.33 +41 27 29.8 V 033
2021-04-27 21:37:46 C 15 13 14.43 +41 27 30.8 V 033
2021-04-27 21:38:36 C 15 13 15.57 +41 27 32.1 V 033
2021-04-27 21:39:31 C 15 13 16.82 +41 27 33.4 V 033
2021-04-27 21:40:20 C 15 13 17.94 +41 27 34.4 V 033
2021-04-28 00:10:55 C 15 16 37.87 +41 30 27.7 V 033
2021-04-28 00:11:26 C 15 16 38.53 +41 30 28.2 V 033
2021-04-28 00:11:55 C 15 16 39.18 +41 30 28.7 V 033
2021-04-28 00:12:25 C 15 16 39.84 +41 30 29.1 V 033
2021-04-28 00:12:55 C 15 16 40.47 +41 30 29.6 V 033
2021-04-30 00:24:23 C 16 10 48.19 +41 15 58.9 V 033
2021-04-30 00:25:58 C 16 10 49.51 +41 15 57.3 V 033
2021-04-30 00:27:32 C 16 10 50.82 +41 15 55.7 V 033
2021-04-30 10:33:12 C 16 19 20.34 +41 05 22.5 V I52
2021-05-02 22:16:53 C 16 57 32.89 +39 39 00.2 V 033
2021-05-02 22:19:48 C 16 57 34.18 +39 38 56.7 V 033
2021-05-02 22:22:43 C 16 57 35.55 +39 38 53.0 V 033
2021-05-03 09:23:00 C 17 02 38.84 +39 24 06.4 V G96
2021-05-03 09:30:24 C 17 02 41.70 +39 23 55.8 V G96
2021-05-03 09:37:47 C 17 02 44.64 +39 23 44.9 V G96
2021-05-03 09:45:15 C 17 02 47.53 +39 23 34.4 V G96
2021-05-13 07:15:45 C 17 55 35.77 +34 57 19.9 u H21
2021-05-13 07:27:33 C 17 55 36.64 +34 57 10.7 u H21