IAA RAS IAA Minor Planet Database

2020 HL212

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7801697954 ± 2.58e-03
Semi-major axis (a)2.2313406359 AU ± 2.65e-02
Inclination (i)12.57473627° ± 4.46e-02
Long. of Asc. Node (Ω)158.09374254° ± 2.75e-01
Arg. of Perihelion (ω)190.39472795° ± 3.48e-01
Mean Anomaly (M)220.71676073° ± 1.02e+01
Mean Motion (n)0.2957082657°/day ± 5.27e-03
Perihelion dist (q)0.49051607 AU ± 8.19e-03
Aphelion dist (Q)3.97216520 AU ± 4.75e-02
Orbital Period3.33310359 yr ± 5.94e-02
Physical Parameters
H (abs. magnitude)21.08
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.307″
Uncertainty5
Orbit TypeApollo
MOID0.204030 AU
Observations Used16
Oppositions1
Arc Total2020-2020
First Observation Used2020-04-19
Last Observation Used2020-04-26
Observations (16)
Date Type RA Dec Mag Band Observatory
2020-04-19 13:01:44 C 17 41 30.121 +04 48 37.99 – V F51
2020-04-22 14:05:33 C 17 49 58.198 +06 45 48.30 – U F51
2020-04-22 14:19:18 C 17 49 59.816 +06 46 11.84 – U F51
2020-04-22 14:33:02 C 17 50 01.442 +06 46 35.31 – U F51
2020-04-22 14:46:42 C 17 50 03.056 +06 46 58.79 – U F51
2020-04-23 09:28:31 C 17 52 22.979 +07 19 39.75 – V V06
2020-04-23 09:37:39 C 17 52 24.126 +07 19 56.44 – V V06
2020-04-24 02:27:32 C 17 54 33.03 +07 50 24.1 – V L01
2020-04-24 02:33:55 C 17 54 33.81 +07 50 35.7 – V L01
2020-04-24 02:36:35 C 17 54 34.16 +07 50 40.3 – V L01
2020-04-24 10:03:35 C 17 55 32.821 +08 04 33.86 – V V06
2020-04-24 10:08:30 C 17 55 33.420 +08 04 43.42 – V V06
2020-04-24 10:13:25 C 17 55 34.052 +08 04 52.50 – V V06
2020-04-26 14:22:48 C 18 02 44.625 +09 47 43.37 – V F51
2020-04-26 14:38:19 C 18 02 46.801 +09 48 16.04 – V F51
2020-04-26 14:46:01 C 18 02 47.873 +09 48 31.79 – V F51