2015 WG9

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6917121862 ± 2.14e-08
Semi-major axis (a)2.0323919467 AU ± 6.81e-09
Inclination (i)34.36399434° ± 1.41e-05
Long. of Asc. Node (Ω)239.33643830° ± 4.91e-06
Arg. of Perihelion (ω)90.02445028° ± 3.78e-06
Mean Anomaly (M)178.36549910° ± 4.29e-06
Mean Motion (n)0.3401739697°/day ± 1.71e-09
Perihelion dist (q)0.62656167 AU ± 4.35e-08
Aphelion dist (Q)3.43822222 AU ± 4.50e-08
Orbital Period2.89741829 yr ± 1.46e-08
Physical Parameters
H (abs. magnitude)20.39
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.299″
Uncertainty0
Orbit TypeApollo
MOID0.029625 AU
Observations Used309
Oppositions4
Arc Total2015-2021
First Observation Used2015-11-27
Last Observation Used2021-06-12
Observations (333)
Date Type RA Dec Mag Band Observatory
2015-12-11 03:51:36 C 02 52 44.98 -10 07 50.3 u H21
2015-12-11 03:54:42 C 02 52 45.24 -10 07 52.4 u H21
2015-12-11 03:57:48 C 02 52 45.51 -10 07 54.4 u H21
2015-12-11 04:00:54 C 02 52 45.77 -10 07 55.8 u H21
2015-12-11 04:04:00 C 02 52 46.03 -10 07 57.8 u H21
2015-12-11 04:07:31 C 02 52 46.33 -10 07 59.9 u H21
2015-12-13 05:18:42 C 02 56 54.72 -10 32 42.9 u 926
2015-12-13 05:44:04 C 02 56 56.65 -10 32 52.9 u 926
2015-12-13 06:02:32 C 02 56 57.96 -10 33 00.3 u 926
2015-12-15 01:22:30 C 03 00 12.41 -10 48 09.7 u 807
2015-12-15 01:26:01 C 03 00 12.62 -10 48 10.9 u 807
2015-12-15 01:29:21 C 03 00 12.85 -10 48 11.6 u 807
2015-12-15 01:32:32 C 03 00 13.06 -10 48 12.5 u 807
2015-12-15 01:36:03 C 03 00 13.28 -10 48 13.8 u 807
2015-12-17 00:38:53 C 03 03 24.15 -10 59 52.4 u 807
2015-12-17 00:42:16 C 03 03 24.34 -10 59 53.7 u 807
2015-12-17 00:45:50 C 03 03 24.54 -10 59 53.7 u 807
2015-12-17 00:49:04 C 03 03 24.73 -10 59 55.2 u 807
2015-12-17 00:52:37 C 03 03 24.96 -10 59 55.5 u 807
2015-12-17 01:02:53 C 03 03 25.59 -10 59 57.0 u 807
2015-12-17 01:07:02 C 03 03 25.84 -10 59 58.1 u 807
2015-12-17 01:11:24 C 03 03 26.08 -10 59 58.9 u 807
2015-12-17 01:15:22 C 03 03 26.31 -10 59 59.5 u 807
2015-12-17 01:19:44 C 03 03 26.57 -11 00 00.2 u 807
2015-12-17 02:13:35 C 03 03 30.03 -11 00 33.5 u H21
2015-12-17 02:19:36 C 03 03 30.38 -11 00 34.8 u H21
2015-12-17 02:25:59 C 03 03 30.77 -11 00 36.1 u H21
2015-12-17 02:32:14 C 03 03 31.15 -11 00 36.9 u H21
2015-12-17 02:39:27 C 03 03 31.56 -11 00 38.4 u H21
2015-12-18 04:32:32 C 03 05 09.04 -11 04 59.1 q I52
2015-12-18 04:41:09 C 03 05 09.57 -11 05 01.2 q I52
2015-12-18 04:49:00 C 03 05 09.93 -11 05 01.6 q I52
2015-12-18 04:56:51 C 03 05 10.41 -11 05 02.5 q I52
2015-12-18 05:31:37 C 03 05 12.40 -11 05 07.5 q I52
2015-12-18 05:44:45 C 03 05 13.15 -11 05 09.5 q I52
2015-12-18 05:55:55 C 03 05 13.75 -11 05 11.4 q I52
2015-12-18 06:07:11 C 03 05 14.42 -11 05 12.4 q I52
2015-12-29 03:10:15 C 03 19 00.75 -10 59 21.1 u 807
2015-12-29 03:18:05 C 03 19 01.11 -10 59 19.2 u 807
2015-12-29 03:26:08 C 03 19 01.48 -10 59 18.1 u 807
2015-12-30 02:44:09 C 03 20 07.57 -10 55 51.0 u 807
2015-12-30 02:50:30 C 03 20 07.83 -10 55 50.3 u 807
2015-12-30 02:56:51 C 03 20 08.07 -10 55 49.7 u 807
2016-01-02 05:23:49 C 03 23 35.00 -10 42 46.2 o 291
2016-01-02 05:32:09 C 03 23 35.35 -10 42 44.4 o 291
2016-01-02 05:40:29 C 03 23 35.73 -10 42 43.0 o 291
2018-05-15 06:15:43 C 11 13 24.781 -31 32 25.99 V T14
2018-05-15 06:17:34 C 11 13 24.718 -31 32 23.01 V T14
2018-05-15 06:18:55 C 11 13 24.667 -31 32 20.75 V T14
2018-05-16 06:19:49 C 11 12 39.965 -30 52 39.77 V T12