2016 WA9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1287902384 ± 9.84e-08
Semi-major axis (a)1.3757188520 AU ± 1.55e-08
Inclination (i)20.38596620° ± 1.01e-05
Long. of Asc. Node (Ω)57.94347481° ± 8.49e-06
Arg. of Perihelion (ω)357.30253969° ± 2.57e-05
Mean Anomaly (M)202.16622249° ± 5.16e-05
Mean Motion (n)0.6108263215°/day ± 1.03e-08
Perihelion dist (q)1.19853969 AU ± 1.36e-07
Aphelion dist (Q)1.55289801 AU ± 1.36e-07
Orbital Period1.61359498 yr ± 2.72e-08
Physical Parameters
H (abs. magnitude)21.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.198″
Uncertainty0
Orbit TypeAmor
MOID0.209327 AU
Observations Used49
Oppositions2
Arc Total2014-2019
First Observation Used2014-03-18
Last Observation Used2019-06-26
Observations (53)
Date Type RA Dec Mag Band Observatory
2019-06-07 08:18:03 C 15 44 53.774 -33 50 13.99 V F51
2019-06-26 08:05:04 C 15 04 25.952 -37 50 00.21 V T12
2019-06-26 08:09:43 C 15 04 25.657 -37 50 01.98 V T12