2021 JH1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5772905746 ± 8.19e-05
Semi-major axis (a)2.8226392111 AU ± 5.54e-04
Inclination (i)34.10143684° ± 1.50e-03
Long. of Asc. Node (Ω)45.46614947° ± 5.39e-04
Arg. of Perihelion (ω)143.02505332° ± 1.19e-03
Mean Anomaly (M)351.33312082° ± 1.02e-01
Mean Motion (n)0.2078400416°/day ± 6.12e-05
Perihelion dist (q)1.19315620 AU ± 3.29e-04
Aphelion dist (Q)4.45212222 AU ± 9.04e-04
Orbital Period4.74223482 yr ± 1.40e-03
Physical Parameters
H (abs. magnitude)21.75
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.230″
Uncertainty3
Orbit TypeAmor
MOID0.258220 AU
Observations Used51
Oppositions1
Arc Total2021-2021
First Observation Used2021-05-03
Last Observation Used2021-06-03
Observations (51)
Date Type RA Dec Mag Band Observatory
2021-06-03 01:17:36 C 12 20 24.42 -18 32 29.5 V 807