2020 HG9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4185119326 ± 1.05e-06
Semi-major axis (a)0.8643292142 AU ± 9.71e-09
Inclination (i)1.73737401° ± 7.17e-06
Long. of Asc. Node (Ω)64.41088883° ± 3.03e-05
Arg. of Perihelion (ω)308.95336567° ± 2.82e-05
Mean Anomaly (M)212.50658044° ± 9.18e-05
Mean Motion (n)1.2265732460°/day ± 2.07e-08
Perihelion dist (q)0.50259712 AU ± 9.04e-07
Aphelion dist (Q)1.22606130 AU ± 9.04e-07
Orbital Period0.80356089 yr ± 1.35e-08
Physical Parameters
H (abs. magnitude)23.38
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.246″
Uncertainty0
Orbit TypeAten
MOID0.003205 AU
Observations Used185
Oppositions1
Arc Total2020-2024
First Observation Used2020-04-27
Last Observation Used2024-05-06
Observations (200)
Date Type RA Dec Mag Band Observatory
2020-05-18 04:00:47 C 12 10 37.60 +06 18 12.4 V I52
2020-05-18 04:01:05 C 12 10 37.17 +06 18 14.6 V I52
2020-05-18 04:01:24 C 12 10 36.73 +06 18 17.0 V I52
2020-05-18 20:07:09 C 11 48 09.61 +08 17 09.6 V 246
2020-05-18 20:07:28 C 11 48 09.26 +08 17 11.7 V 246
2020-05-18 20:07:36 C 11 48 08.92 +08 17 13.7 V 246
2020-05-18 20:08:31 C 11 48 07.75 +08 17 20.1 V 246
2020-05-18 20:11:36 C 11 48 03.15 +08 17 43.2 V 246
2020-05-18 20:11:47 C 11 48 02.97 +08 17 43.9 V 246
2020-05-18 20:11:56 C 11 48 02.64 +08 17 45.0 V 246
2020-05-18 20:12:07 C 11 48 02.45 +08 17 47.2 V 246
2020-05-19 05:38:56 C 11 34 41.01 +09 26 48.0 V I52
2020-05-19 05:39:18 C 11 34 40.49 +09 26 50.2 V I52
2020-05-19 05:39:40 C 11 34 39.98 +09 26 52.7 V I52
2020-05-19 05:40:00 C 11 34 39.47 +09 26 55.4 V I52
2020-05-19 22:22:41 C 11 11 15.74 +11 20 24.2 V 204
2020-05-19 22:30:09 C 11 11 05.18 +11 21 12.0 V 204
2020-05-20 06:34:19 C 11 00 02.47 +12 14 24.9 V T08
2020-05-20 06:47:35 C 10 59 43.33 +12 15 47.6 V T08
2020-05-20 07:13:24 C 10 59 00.96 +12 17 16.9 V I52
2020-05-20 07:15:41 C 10 59 03.48 +12 18 38.1 V T08
2020-05-20 07:15:48 C 10 58 57.60 +12 17 31.7 V I52
2020-05-20 07:16:05 C 10 58 57.23 +12 17 32.9 V I52
2020-05-20 07:18:30 C 10 58 53.88 +12 17 47.7 V I52
2020-05-20 07:25:10 C 10 58 49.75 +12 19 37.8 V T08
2020-05-23 04:41:26 C 09 34 10.91 +17 36 27.0 V I52
2020-05-23 04:42:20 C 09 34 09.93 +17 36 30.0 V I52
2020-05-23 04:43:15 C 09 34 08.97 +17 36 32.7 V I52
2020-05-23 04:44:10 C 09 34 07.94 +17 36 35.1 V I52
2024-04-10 10:10:36 C 15 32 38.216 -13 30 06.77 V V06
2024-04-10 10:13:53 C 15 32 37.842 -13 30 05.00 V V06
2024-04-10 10:17:10 C 15 32 37.471 -13 30 03.10 V V06
2024-04-10 10:20:27 C 15 32 37.093 -13 30 01.44 V V06
2024-04-11 10:02:19 C 15 30 06.91 -13 17 21.8 V 291
2024-04-11 10:08:45 C 15 30 06.14 -13 17 18.6 V 291
2024-04-12 10:30:31 C 15 27 19.16 -13 03 24.3 V 691
2024-04-12 10:50:36 C 15 27 16.64 -13 03 12.9 V 691
2024-04-12 11:10:42 C 15 27 14.05 -13 03 00.6 V 691
2024-04-19 13:55:00 C 15 01 13.534 -10 55 05.83 X F51
2024-04-19 14:11:22 C 15 01 10.230 -10 54 49.96 X F51
2024-04-19 14:27:49 C 15 01 06.981 -10 54 34.38 X F51
2024-04-19 14:44:22 C 15 01 03.697 -10 54 18.37 X F51
2024-04-28 07:43:00 C 14 10 48.421 -06 41 34.26 V G96
2024-04-28 07:50:24 C 14 10 46.157 -06 41 23.06 V G96
2024-04-28 07:57:49 C 14 10 43.889 -06 41 11.87 V G96
2024-04-28 08:05:12 C 14 10 41.624 -06 41 01.28 V G96
2024-05-06 09:56:10 C 13 06 13.606 -01 03 31.85 X F51
2024-05-06 10:23:22 C 13 06 03.280 -01 02 40.08 X F51
2024-05-06 10:44:31 C 13 05 55.337 -01 01 59.92 X F51
2024-05-06 11:05:40 C 13 05 47.309 -01 01 19.58 X F51