IAA RAS IAA Minor Planet Database

2020 HC11

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6065615981 ± 6.99e-06
Semi-major axis (a)2.3700955596 AU ± 4.76e-05
Inclination (i)10.38804466° ± 1.08e-04
Long. of Asc. Node (Ω)145.25546327° ± 3.05e-04
Arg. of Perihelion (ω)146.34702286° ± 2.03e-04
Mean Anomaly (M)171.19836959° ± 1.54e-02
Mean Motion (n)0.2701241985°/day ± 8.14e-06
Perihelion dist (q)0.93248661 AU ± 2.50e-05
Aphelion dist (Q)3.80770451 AU ± 7.82e-05
Orbital Period3.64878929 yr ± 1.10e-04
Physical Parameters
H (abs. magnitude)22.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.225″
Uncertainty2
Orbit TypeApollo
MOID0.011100 AU
Observations Used40
Oppositions1
Arc Total2020-2020
First Observation Used2020-04-17
Last Observation Used2020-09-17
Observations (40)
Date Type RA Dec Mag Band Observatory
2020-04-17 08:44:59 C 14 50 25.819 +17 03 04.52 – V F52
2020-04-17 09:02:46 C 14 50 26.024 +17 03 34.64 – V F52
2020-04-17 09:20:30 C 14 50 26.188 +17 04 04.33 – V F52
2020-04-21 12:46:42 C 14 51 51.170 +19 59 13.48 – U F51
2020-04-21 13:01:13 C 14 51 51.270 +19 59 40.03 – U F51
2020-04-21 13:15:45 C 14 51 51.385 +20 00 06.57 – U F51
2020-04-21 13:30:18 C 14 51 51.502 +20 00 33.19 – U F51
2020-04-25 12:15:40 C 14 53 05.086 +23 02 02.18 – V F51
2020-04-25 12:35:53 C 14 53 05.195 +23 02 42.09 – V F51
2020-04-25 12:56:13 C 14 53 05.311 +23 03 22.06 – V F51
2020-05-10 09:57:53 C 14 58 18.352 +36 38 30.49 – V F51
2020-05-10 10:15:18 C 14 58 18.521 +36 39 16.05 – V F51
2020-05-10 10:16:15 C 14 58 18.541 +36 39 18.45 – V F51
2020-05-10 10:49:22 C 14 58 18.871 +36 40 43.90 – V F51
2020-05-10 10:50:17 C 14 58 18.881 +36 40 46.97 – V F51
2020-05-13 10:59:35 C 14 59 59.653 +39 53 20.55 – V F51
2020-05-13 11:10:57 C 14 59 59.848 +39 53 51.13 – V F51
2020-05-13 11:25:53 C 15 00 00.038 +39 54 32.21 – V F51
2020-05-13 11:43:32 C 15 00 00.344 +39 55 20.29 – V F51
2020-05-13 12:03:10 C 15 00 00.628 +39 56 12.69 – V F51
2020-05-28 06:50:47 C 15 20 40.35 +58 47 47.9 – V G96
2020-05-28 06:58:19 C 15 20 41.08 +58 48 15.4 – V G96
2020-05-28 07:05:51 C 15 20 41.86 +58 48 43.6 – V G96
2020-05-28 07:13:25 C 15 20 42.52 +58 49 11.4 – V G96
2020-05-28 08:54:40 C 15 20 52.69 +58 55 22.5 – V I52
2020-05-28 09:03:09 C 15 20 53.60 +58 55 53.0 – V I52
2020-05-28 09:11:38 C 15 20 54.43 +58 56 23.8 – V I52
2020-05-28 09:20:07 C 15 20 55.39 +58 56 55.1 – V I52
2020-05-29 03:59:35 C 15 23 22.73 +60 07 13.3 – V I52
2020-05-29 04:08:04 C 15 23 23.78 +60 07 46.5 – V I52
2020-05-29 04:16:32 C 15 23 24.73 +60 08 19.0 – V I52
2020-09-14 13:42:03 C 03 22 29.613 -01 57 34.50 – U F51
2020-09-14 13:58:22 C 03 22 28.864 -01 57 48.97 – U F51
2020-09-14 14:31:01 C 03 22 27.334 -01 58 16.43 – U F51
2020-09-17 12:49:34 C 03 19 21.044 -02 56 56.12 – U F51
2020-09-17 12:51:00 C 03 19 20.992 -02 56 57.35 – U F51
2020-09-17 13:17:17 C 03 19 19.600 -02 57 18.67 – U F51
2020-09-17 13:18:43 C 03 19 19.523 -02 57 20.25 – U F51
2020-09-17 13:46:45 C 03 19 18.048 -02 57 43.22 – U F51
2020-09-17 14:13:08 C 03 19 16.658 -02 58 04.80 – U F51