2001 WH49

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3202078361 ± 2.00e+00
Semi-major axis (a)1.4667085844 AU ± 3.00e+00
Inclination (i)4.81301374° ± 4.00e+00
Long. of Asc. Node (Ω)237.96979842° ± 5.00e+00
Arg. of Perihelion (ω)142.64977519° ± 6.00e+00
Mean Anomaly (M)201.67954025° ± 1.80e+00
Mean Motion (n)0.5548663300°/day ± 1.70e+00
Perihelion dist (q)0.99705550 AU ± 3.57e+00
Aphelion dist (Q)1.93636150 AU ± 4.93e+00
Orbital Period1.77629750 yr ± 5.45e+00
Physical Parameters
H (abs. magnitude)26.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.451″
Uncertainty4
Orbit TypeApollo
MOID0.031161 AU
Observations Used6
Oppositions1
Arc Total2001-2001
First Observation Used
Last Observation Used2001-11-25
Observations (6)
Date Type RA Dec Mag Band Observatory
2001-11-24 07:31:02 C 04 52 42.76 +17 24 56.1 d 291
2001-11-24 08:05:57 C 04 52 44.27 +17 23 41.0 d 291
2001-11-24 08:38:39 C 04 52 45.75 +17 22 29.7 d 291
2001-11-25 09:05:32 C 04 54 25.33 +16 31 52.8 d 691
2001-11-25 09:16:50 C 04 54 25.68 +16 31 30.8 d 691
2001-11-25 09:22:55 C 04 54 25.95 +16 31 18.2 d 691