IAA RAS IAA Minor Planet Database

2020 HC10

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4775289763 ± 8.37e-05
Semi-major axis (a)2.2726917949 AU ± 3.89e-04
Inclination (i)10.30464965° ± 1.24e-03
Long. of Asc. Node (Ω)214.26579423° ± 1.10e-03
Arg. of Perihelion (ω)33.59157700° ± 1.31e-03
Mean Anomaly (M)218.35663305° ± 1.49e-01
Mean Motion (n)0.2876745617°/day ± 7.38e-05
Perihelion dist (q)1.18741561 AU ± 2.78e-04
Aphelion dist (Q)3.35796798 AU ± 6.05e-04
Orbital Period3.42618505 yr ± 8.80e-04
Physical Parameters
H (abs. magnitude)22.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.191″
Uncertainty3
Orbit TypeAmor
MOID0.197328 AU
Observations Used65
Oppositions1
Arc Total2020-2020
First Observation Used2020-04-29
Last Observation Used2020-06-11
Observations (66)
Date Type RA Dec Mag Band Observatory
2020-05-23 10:48:28 C 17 58 54.78 +08 54 25.6 – V I52
2020-05-23 10:49:34 C 17 58 54.89 +08 54 27.3 – V I52
2020-05-23 10:50:40 C 17 58 55.02 +08 54 30.0 – V I52
2020-05-23 13:59:12 C 17 59 17.273 +09 00 40.91 – U F51
2020-05-23 14:13:29 C 17 59 18.818 +09 01 08.22 – U F51
2020-05-23 14:27:47 C 17 59 20.362 +09 01 35.53 – U F51
2020-05-27 10:20:04 C 18 09 45.95 +11 47 58.7 – V I52
2020-05-27 10:23:45 C 18 09 46.30 +11 48 04.8 – V I52
2020-05-27 10:29:49 C 18 09 46.92 +11 48 15.1 – V I52
2020-06-04 07:54:44 C 18 28 09.64 +16 22 38.5 – V I52
2020-06-04 07:56:32 C 18 28 09.78 +16 22 39.9 – V I52
2020-06-04 07:59:40 C 18 28 10.03 +16 22 44.5 – V I52
2020-06-11 08:46:14 C 18 41 02.26 +19 07 48.6 – V I52
2020-06-11 08:51:55 C 18 41 02.61 +19 07 54.6 – V I52
2020-06-11 08:57:38 C 18 41 02.87 +19 07 58.2 – V I52
2020-06-11 09:03:24 C 18 41 03.24 +19 08 02.7 – V I52