2012 HY1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5645324952 ± 2.43e-08
Semi-major axis (a)2.2059373488 AU ± 4.35e-09
Inclination (i)4.77363512° ± 5.47e-06
Long. of Asc. Node (Ω)212.92476273° ± 3.32e-05
Arg. of Perihelion (ω)97.07485586° ± 3.34e-05
Mean Anomaly (M)12.28280335° ± 4.76e-06
Mean Motion (n)0.3008309502°/day ± 8.91e-10
Perihelion dist (q)0.96061403 AU ± 5.37e-08
Aphelion dist (Q)3.45126066 AU ± 5.41e-08
Orbital Period3.27634601 yr ± 9.70e-09
Physical Parameters
H (abs. magnitude)19.84
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.191″
Uncertainty0
Orbit TypeApollo
MOID0.065335 AU
Observations Used96
Oppositions9
Arc Total2012-2025
First Observation Used2012-04-16
Last Observation Used2025-03-21
Observations (101)
Date Type RA Dec Mag Band Observatory
2025-03-21 08:49:33 C 12 09 40.676 -05 40 55.09 V V00