2017 WN16

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5366386196 ± 7.37e-06
Semi-major axis (a)1.2734561590 AU ± 1.50e-05
Inclination (i)30.64155825° ± 4.72e-04
Long. of Asc. Node (Ω)246.82289276° ± 1.80e-04
Arg. of Perihelion (ω)79.03659797° ± 2.26e-04
Mean Anomaly (M)246.57746287° ± 3.65e-02
Mean Motion (n)0.6858612693°/day ± 1.21e-05
Perihelion dist (q)0.59007040 AU ± 1.17e-05
Aphelion dist (Q)1.95684191 AU ± 2.49e-05
Orbital Period1.43706363 yr ± 2.54e-05
Physical Parameters
H (abs. magnitude)21.55
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.315″
Uncertainty2
Orbit TypeApollo
MOID0.014519 AU
Observations Used62
Oppositions1
Arc Total2017-2018
First Observation Used2017-11-24
Last Observation Used2018-01-20
Observations (64)
Date Type RA Dec Mag Band Observatory
2017-12-26 09:14:21 C 05 30 49.456 -19 28 33.59 V F51
2018-01-05 03:49:32 C 05 09 58.18 -18 50 38.0 o 291
2018-01-05 04:22:46 C 05 09 55.91 -18 50 28.6 o 291
2018-01-05 04:56:02 C 05 09 53.63 -18 50 18.6 o 291
2018-01-09 09:46:21 C 05 04 13.950 -18 16 02.62 V F51
2018-01-16 07:17:50 C 04 58 16.131 -17 06 58.06 V F51
2018-01-16 07:33:42 C 04 58 15.677 -17 06 51.09 V F51
2018-01-16 08:05:24 C 04 58 14.778 -17 06 36.65 V F51
2018-01-19 03:48:48 C 04 56 48.78 -16 35 11.9 U 807
2018-01-19 04:10:13 C 04 56 48.36 -16 35 01.3 U 807
2018-01-19 04:31:42 C 04 56 47.93 -16 34 51.3 U 807
2018-01-20 02:42:23 C 04 56 26.98 -16 24 22.8 U 807
2018-01-20 03:08:23 C 04 56 26.52 -16 24 10.3 U 807
2018-01-20 03:33:49 C 04 56 26.05 -16 23 58.1 U 807