2013 WU44

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3899061793 ± 3.08e-08
Semi-major axis (a)1.5157489581 AU ± 5.93e-08
Inclination (i)17.86871104° ± 1.15e-05
Long. of Asc. Node (Ω)74.23328281° ± 7.89e-06
Arg. of Perihelion (ω)94.99766645° ± 1.28e-05
Mean Anomaly (M)93.78327761° ± 1.33e-04
Mean Motion (n)0.5281671164°/day ± 3.10e-08
Perihelion dist (q)0.92474907 AU ± 5.91e-08
Aphelion dist (Q)2.10674884 AU ± 9.47e-08
Orbital Period1.86612580 yr ± 1.09e-07
Physical Parameters
H (abs. magnitude)21.05
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.266″
Uncertainty0
Orbit TypeApollo
MOID0.143913 AU
Observations Used90
Oppositions1
Arc Total2013-2016
First Observation Used2013-11-27
Last Observation Used2016-01-13
Observations (105)
Date Type RA Dec Mag Band Observatory
2016-01-13 06:39:28 C 15 32 43.33 +05 57 02.2 t 950
2016-01-13 06:40:57 C 15 32 43.61 +05 57 00.6 t 950
2016-01-13 06:49:06 C 15 32 45.17 +05 56 52.5 t 950
2016-01-13 06:50:35 C 15 32 45.45 +05 56 51.1 t 950
2016-01-13 06:52:03 C 15 32 45.71 +05 56 49.7 t 950