2016 WG9

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6420434393 ± 1.02e-07
Semi-major axis (a)2.3426059086 AU ± 1.43e-08
Inclination (i)5.77648149° ± 2.93e-05
Long. of Asc. Node (Ω)122.46171367° ± 2.57e-04
Arg. of Perihelion (ω)219.73695562° ± 2.38e-04
Mean Anomaly (M)202.25999242° ± 4.53e-05
Mean Motion (n)0.2748928378°/day ± 2.51e-09
Perihelion dist (q)0.83855115 AU ± 2.39e-07
Aphelion dist (Q)3.84666066 AU ± 2.40e-07
Orbital Period3.58549277 yr ± 3.28e-08
Physical Parameters
H (abs. magnitude)21.39
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.363″
Uncertainty0
Orbit TypeApollo
MOID0.028933 AU
Observations Used70
Oppositions13
Arc Total1998-2016
First Observation Used1998-11-17
Last Observation Used2016-12-25
Observations (72)
Date Type RA Dec Mag Band Observatory
2016-12-04 07:25:11 C 05 18 05.43 +09 00 11.4 q G96
2016-12-04 07:31:22 C 05 18 04.79 +09 00 15.9 q G96
2016-12-04 07:37:39 C 05 18 04.24 +09 00 20.1 q G96
2016-12-04 07:43:49 C 05 18 03.63 +09 00 23.2 q G96
2016-12-04 08:27:47 C 05 17 59.45 +09 00 53.8 o 691
2016-12-04 08:38:27 C 05 17 58.40 +09 01 01.3 o 691
2016-12-04 08:49:07 C 05 17 57.41 +09 01 07.8 o 691
2016-12-05 07:56:55 C 05 15 54.04 +09 16 34.2 o 691
2016-12-05 08:11:14 C 05 15 52.79 +09 16 42.5 o 691
2016-12-05 08:25:28 C 05 15 51.49 +09 16 52.5 o 691
2016-12-09 04:10:05 C 05 08 19.47 +10 15 22.8 o 691
2016-12-09 04:42:16 C 05 08 16.90 +10 15 42.1 o 691
2016-12-09 05:14:43 C 05 08 14.30 +10 16 03.0 o 691
2016-12-09 08:05:09 C 05 08 00.41 +10 17 50.0 q G96
2016-12-09 08:11:15 C 05 07 59.87 +10 17 52.7 q G96
2016-12-09 08:17:23 C 05 07 59.42 +10 17 56.3 q G96
2016-12-09 08:23:34 C 05 07 58.93 +10 17 59.9 q G96
2016-12-20 08:31:56 C 04 51 51.57 +12 43 54.1 o 291
2016-12-20 08:51:00 C 04 51 50.67 +12 44 03.5 o 291
2016-12-25 03:11:54 C 04 47 17.08 +13 38 22.0 u H21
2016-12-25 03:33:06 C 04 47 16.29 +13 38 31.5 u H21
2016-12-25 03:59:36 C 04 47 15.33 +13 38 43.9 u H21