2020 HH

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6130172981 ± 2.73e-07
Semi-major axis (a)1.5014151413 AU ± 2.63e-07
Inclination (i)12.35512686° ± 8.48e-06
Long. of Asc. Node (Ω)74.74462003° ± 9.75e-05
Arg. of Perihelion (ω)348.70545603° ± 1.53e-04
Mean Anomaly (M)77.81959616° ± 3.20e-04
Mean Motion (n)0.5357486548°/day ± 1.41e-07
Perihelion dist (q)0.58102169 AU ± 4.22e-07
Aphelion dist (Q)2.42180859 AU ± 5.90e-07
Orbital Period1.83971770 yr ± 4.84e-07
Physical Parameters
H (abs. magnitude)19.99
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.311″
Uncertainty0
Orbit TypeApollo
MOID0.206971 AU
Observations Used55
Oppositions1
Arc Total2020-2022
First Observation Used2020-03-05
Last Observation Used2022-04-03
Observations (55)
Date Type RA Dec Mag Band Observatory
2021-07-17 11:20:24 C 20 46 23.597 -45 03 06.70 U F51
2022-04-03 13:02:33 C 15 22 42.375 -01 57 33.14 U F52
2022-04-03 13:18:14 C 15 22 41.296 -01 57 28.96 U F52
2022-04-03 13:33:57 C 15 22 40.223 -01 57 24.16 U F52
2022-04-03 13:49:46 C 15 22 39.111 -01 57 20.00 U F52