2020 HD

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5346936502 ± 5.75e+00
Semi-major axis (a)2.3514488547 AU ± 3.20e+01
Inclination (i)4.24431290° ± 2.11e+01
Long. of Asc. Node (Ω)355.84776860° ± 1.57e+02
Arg. of Perihelion (ω)222.19192847° ± 1.75e+02
Mean Anomaly (M)195.35146377° ± 1.17e+04
Mean Motion (n)0.2733386500°/day ± 5.58e+00
Perihelion dist (q)1.09414420 AU ± 2.01e+01
Aphelion dist (Q)3.60875140 AU ± 5.10e+01
Orbital Period3.60581140 yr ± 7.37e+01
Physical Parameters
H (abs. magnitude)24.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.345″
Uncertainty4
Orbit TypeAmor
MOID0.100966 AU
Observations Used30
Oppositions1
Arc Total2020-2020
First Observation Used
Last Observation Used2020-04-26
Observations (32)
Date Type RA Dec Mag Band Observatory
2020-04-16 03:52:40 C 11 34 39.41 -17 42 53.2 V G96
2020-04-16 04:00:49 C 11 34 40.10 -17 43 20.0 V G96
2020-04-16 04:08:58 C 11 34 40.76 -17 43 46.5 V G96
2020-04-16 04:17:08 C 11 34 41.42 -17 44 12.1 V G96
2020-04-16 06:39:14 C 11 34 53.14 -17 51 49.2 V I52
2020-04-16 06:42:53 C 11 34 53.46 -17 52 00.9 V I52
2020-04-16 06:46:33 C 11 34 53.75 -17 52 12.3 V I52
2020-04-16 06:50:11 C 11 34 54.12 -17 52 24.5 V I52
2020-04-16 11:11:40 C 11 35 23.37 -18 05 16.3 o E10
2020-04-16 11:13:56 C 11 35 23.56 -18 05 23.5 o E10
2020-04-16 11:16:13 C 11 35 23.74 -18 05 31.1 o E10
2020-04-17 03:03:55 C 11 37 05.28 -18 58 12.0 V I52
2020-04-17 03:07:32 C 11 37 05.61 -18 58 24.8 V I52
2020-04-17 03:14:45 C 11 37 06.27 -18 58 48.1 V I52
2020-04-17 20:30:25 C 11 38 59.36 -19 56 15.8 V L01
2020-04-17 20:34:56 C 11 38 59.94 -19 56 34.0 V L01
2020-04-17 20:40:36 C 11 39 00.48 -19 56 52.8 V L01
2020-04-17 20:46:02 C 11 39 01.00 -19 57 11.5 V 033
2020-04-17 20:46:50 C 11 39 01.03 -19 57 10.5 V L01
2020-04-17 20:48:17 C 11 39 01.26 -19 57 19.4 V 033
2020-04-17 20:50:32 C 11 39 01.48 -19 57 26.4 V 033
2020-04-18 03:33:45 C 11 39 49.68 -20 19 46.2 V I52
2020-04-18 03:39:13 C 11 39 50.23 -20 20 04.2 V I52
2020-04-18 03:41:57 C 11 39 50.50 -20 20 14.0 V I52
2020-04-21 03:31:47 C 11 49 10.01 -24 29 15.6 V I52
2020-04-21 03:34:32 C 11 49 10.35 -24 29 25.8 V I52
2020-04-21 03:37:16 C 11 49 10.62 -24 29 35.3 V I52
2020-04-21 03:40:01 C 11 49 11.00 -24 29 45.5 V I52
2020-04-26 05:00:14 C 12 09 51.02 -31 51 07.6 V I52
2020-04-26 05:02:58 C 12 09 51.52 -31 51 17.6 V I52
2020-04-26 05:05:42 C 12 09 52.02 -31 51 27.7 V I52
2020-04-26 05:08:27 C 12 09 52.50 -31 51 37.8 V I52