496901 (2001 HB)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6939154868 ± 1.74e-07
Semi-major axis (a)1.3138333539 AU ± 6.33e-09
Inclination (i)9.28120274° ± 1.80e-05
Long. of Asc. Node (Ω)195.80866991° ± 2.50e-05
Arg. of Perihelion (ω)238.01703418° ± 2.45e-05
Mean Anomaly (M)161.92791551° ± 2.83e-05
Mean Motion (n)0.6544882464°/day ± 4.73e-09
Perihelion dist (q)0.40214404 AU ± 2.29e-07
Aphelion dist (Q)2.22552267 AU ± 2.29e-07
Orbital Period1.50594955 yr ± 1.09e-08
Physical Parameters
H (abs. magnitude)20.69
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.567″
Uncertainty0
Orbit TypeApollo
MOID0.012933 AU
Observations Used94
Oppositions8
Arc Total1998-2023
First Observation Used1998-04-19
Last Observation Used2023-06-27
Observations (106)
Date Type RA Dec Mag Band Observatory
2017-07-13 09:38:38 C 01 08 50.50 +29 58 43.6 U V37
2017-07-13 09:49:09 C 01 08 54.72 +29 59 08.3 U V37
2023-06-27 07:56:58 C 22 28 36.60 +12 35 34.4 u H21
2023-06-27 08:05:45 C 22 28 37.44 +12 35 47.9 u H21
2023-06-27 08:14:04 C 22 28 38.32 +12 36 00.3 u H21
2023-06-27 08:24:04 C 22 28 39.31 +12 36 16.2 u H21