2008 HE66

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1551407937 ± 3.58e-08
Semi-major axis (a)1.3895811091 AU ± 8.79e-09
Inclination (i)6.94411369° ± 2.78e-06
Long. of Asc. Node (Ω)203.23610428° ± 3.09e-05
Arg. of Perihelion (ω)59.66342717° ± 9.27e-05
Mean Anomaly (M)231.76662355° ± 8.62e-05
Mean Motion (n)0.6017088845°/day ± 5.71e-09
Perihelion dist (q)1.17400039 AU ± 5.03e-08
Aphelion dist (Q)1.60516183 AU ± 5.08e-08
Orbital Period1.63804509 yr ± 1.55e-08
Physical Parameters
H (abs. magnitude)21.84
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.215″
Uncertainty0
Orbit TypeAmor
MOID0.189374 AU
Observations Used97
Oppositions5
Arc Total2008-2021
First Observation Used2008-04-30
Last Observation Used2021-03-20
Observations (102)
Date Type RA Dec Mag Band Observatory
2021-03-20 06:35:39 C 09 39 17.31 +00 57 59.5 V V00
2021-03-20 06:42:43 C 09 39 17.07 +00 58 05.6 V V00