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
2015-11-29 16:51:37 C 02 04 21.24 -02 08 16.2 o 300
2015-11-29 17:16:30 C 02 04 34.80 -02 10 09.4 t L04
2015-11-29 17:23:15 C 02 04 37.15 -02 10 36.9 t L04
2015-11-29 17:29:58 C 02 04 39.50 -02 11 04.7 t L04
2015-11-29 17:48:50 C 02 04 47.06 -02 12 20.7 q 958
2015-11-29 17:54:41 C 02 04 49.12 -02 12 45.0 q 958
2015-11-29 18:00:31 C 02 04 51.14 -02 13 08.4 q 958
2015-11-29 18:06:22 C 02 04 53.20 -02 13 32.8 q 958
2015-11-29 19:37:06 C 02 05 24.44 -02 19 40.7 q B49
2015-11-29 19:38:10 C 02 05 24.81 -02 19 44.9 q B49
2015-11-29 19:40:35 C 02 05 25.64 -02 19 54.5 q B49
2015-11-29 19:41:42 C 02 05 25.49 -02 19 59.7 q 157
2015-11-29 19:43:51 C 02 05 26.22 -02 20 08.4 q 157
2015-11-29 19:46:00 C 02 05 26.95 -02 20 17.1 q 157
2015-11-29 19:48:22 C 02 05 27.76 -02 20 26.6 q 157
2015-11-29 21:35:09 C 02 06 04.58 -02 27 32.2 q I89
2015-11-29 21:41:30 C 02 06 06.68 -02 27 57.4 q I89
2015-11-29 21:51:36 C 02 06 10.07 -02 28 37.3 q I89
2015-11-29 21:54:04 C 02 06 10.83 -02 28 57.0 q Z99
2015-11-29 21:59:55 C 02 06 12.78 -02 29 20.6 q Z99
2015-11-29 22:05:57 C 02 06 14.79 -02 29 44.6 q Z99
2015-12-01 03:06:45 C 02 15 16.57 -04 10 41.7 u 807
2015-12-01 03:08:40 C 02 15 17.09 -04 10 47.5 u 807
2015-12-01 03:10:41 C 02 15 17.67 -04 10 53.8 u 807
2015-12-01 03:12:44 C 02 15 18.19 -04 11 00.2 u 807
2015-12-01 03:14:31 C 02 15 18.68 -04 11 05.7 u 807
2015-12-01 08:21:14 C 02 16 43.46 -04 27 25.8 L T05
2015-12-01 08:31:31 C 02 16 46.11 -04 27 56.4 L T05
2015-12-01 08:46:20 C 02 16 49.88 -04 28 41.1 L T05
2015-12-01 08:56:32 C 02 16 52.47 -04 29 12.5 L T05
2015-12-01 09:12:16 C 02 16 56.54 -04 29 57.8 L T05
2015-12-01 09:26:24 C 02 17 00.12 -04 30 40.5 L T05
2015-12-01 22:59:17 C 02 20 28.80 -05 09 02.5 q 204
2015-12-01 23:03:54 C 02 20 29.89 -05 09 14.9 q 204
2015-12-01 23:08:41 C 02 20 31.04 -05 09 27.5 q 204
2015-12-01 23:13:16 C 02 20 32.12 -05 09 39.5 q 204
2015-12-01 23:17:32 C 02 20 33.12 -05 09 51.2 q 204
2015-12-02 03:38:05 C 02 21 37.18 -05 21 09.2 u H21
2015-12-02 03:40:09 C 02 21 37.65 -05 21 14.6 u H21
2015-12-02 03:42:14 C 02 21 38.13 -05 21 20.2 u H21
2015-12-02 03:44:18 C 02 21 38.60 -05 21 25.2 u H21
2015-12-02 03:46:22 C 02 21 39.06 -05 21 30.6 u H21
2015-12-02 03:48:25 C 02 21 39.52 -05 21 36.0 u H21
2015-12-02 03:50:29 C 02 21 40.00 -05 21 41.0 u H21
2015-12-02 03:52:33 C 02 21 40.48 -05 21 46.5 u H21
2015-12-02 03:54:37 C 02 21 40.93 -05 21 52.0 u H21
2015-12-02 03:56:41 C 02 21 41.40 -05 21 57.3 u H21
2015-12-02 03:58:45 C 02 21 41.88 -05 22 02.5 u H21
2015-12-02 04:00:49 C 02 21 42.34 -05 22 07.7 u H21
2015-12-02 04:28:43 C 02 21 49.46 -05 23 15.7 R G45