2015 HB9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5497063000
Semi-major axis (a)2.1019240000 AU
Inclination (i)5.35704000°
Long. of Asc. Node (Ω)217.62765000°
Arg. of Perihelion (ω)303.77462000°
Mean Anomaly (M)185.10174000°
Mean Motion (n)0.3234287000°/day
Perihelion dist (q)0.94648310 AU
Aphelion dist (Q)3.25736490 AU
Orbital Period3.04737230 yr
Physical Parameters
H (abs. magnitude)24.80
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.490″
Uncertainty7
Orbit TypeApollo
MOID0.035421 AU
Observations Used49
Oppositions1
Arc Total
First Observation Used
Last Observation Used2015-05-11
Observations (53)
Date Type RA Dec Mag Band Observatory
2015-05-11 06:58:53 C 14 56 40.79 -10 12 25.8 t 705
2015-05-11 07:00:45 C 14 56 40.85 -10 12 25.0 t 705
2015-05-11 07:02:37 C 14 56 40.91 -10 12 23.9 t 705