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
2015-11-28 20:34:14 C 01 56 28.37 -00 36 15.6 q I89
2015-11-28 20:39:30 C 01 56 29.60 -00 36 48.4 t 595
2015-11-28 20:45:13 C 01 56 31.95 -00 37 16.9 t 595
2015-11-28 21:31:20 C 01 56 51.11 -00 41 03.4 q 203
2015-11-28 21:49:35 C 01 56 58.94 -00 42 30.3 q B74
2015-11-28 21:51:03 C 01 56 59.17 -00 42 40.4 q 203
2015-11-28 21:58:27 C 01 57 02.56 -00 43 13.8 q B74
2015-11-28 22:08:19 C 01 57 06.57 -00 44 02.2 q B74
2015-11-29 00:06:21 C 01 57 57.44 -00 52 16.9 q I39
2015-11-29 00:33:59 C 01 58 09.20 -00 54 34.5 u 807
2015-11-29 00:36:32 C 01 58 10.19 -00 54 46.5 u 807
2015-11-29 00:39:13 C 01 58 11.26 -00 54 59.4 u 807
2015-11-29 00:41:38 C 01 58 12.23 -00 55 10.7 u 807
2015-11-29 00:44:18 C 01 58 13.28 -00 55 23.4 u 807
2015-11-29 00:56:56 C 01 58 17.51 -00 56 19.7 q I39
2015-11-29 01:11:17 C 01 58 23.16 -00 57 27.9 q I39
2015-11-29 02:35:40 C 01 58 56.80 -01 04 19.7 q W98
2015-11-29 02:36:33 C 01 58 57.07 -01 04 22.8 q W98
2015-11-29 02:37:24 C 01 58 57.40 -01 04 26.7 q W98
2015-11-29 02:38:16 C 01 58 57.78 -01 04 31.3 q W98
2015-11-29 02:39:08 C 01 58 58.15 -01 04 36.1 q W98
2015-11-29 02:39:59 C 01 58 58.41 -01 04 39.5 q W98
2015-11-29 04:19:43 C 01 59 39.29 -01 13 22.6 R G45
2015-11-29 04:27:02 C 01 59 42.10 -01 13 56.1 R G45
2015-11-29 04:34:27 C 01 59 44.94 -01 14 30.5 R G45
2015-11-29 04:42:11 C 01 59 47.91 -01 15 06.2 R G45
2015-11-29 04:49:45 C 01 59 50.80 -01 15 41.1 R G45
2015-11-29 05:25:53 C 02 00 04.83 -01 18 25.3 u 926
2015-11-29 05:28:03 C 02 00 05.64 -01 18 35.3 u 926
2015-11-29 05:30:14 C 02 00 06.49 -01 18 45.2 u 926
2015-11-29 05:32:26 C 02 00 07.32 -01 18 55.0 u 926
2015-11-29 05:34:36 C 02 00 08.15 -01 19 05.2 u 926
2015-11-29 05:36:48 C 02 00 08.98 -01 19 14.9 u 926
2015-11-29 06:39:15 C 02 00 32.61 -01 23 59.4 u 926
2015-11-29 06:42:51 C 02 00 33.96 -01 24 15.7 u 926
2015-11-29 06:46:33 C 02 00 35.38 -01 24 32.5 u 926
2015-11-29 11:02:48 C 02 02 15.79 -01 42 27.4 q E23
2015-11-29 11:09:28 C 02 02 18.20 -01 42 56.4 q E23
2015-11-29 11:16:08 C 02 02 20.60 -01 43 25.7 q E23
2015-11-29 11:23:42 C 02 02 23.35 -01 43 58.3 q E23
2015-11-29 11:30:22 C 02 02 25.76 -01 44 27.6 q E23
2015-11-29 11:37:02 C 02 02 28.19 -01 44 56.3 q E23
2015-11-29 12:07:31 C 02 02 39.15 -01 47 08.6 q E23
2015-11-29 12:17:30 C 02 02 42.78 -01 47 51.2 q E23
2015-11-29 12:27:31 C 02 02 46.36 -01 48 34.5 q E23
2015-11-29 15:56:27 C 02 04 01.70 -02 04 27.0 o 300
2015-11-29 16:01:37 C 02 04 03.49 -02 04 48.9 o 300
2015-11-29 16:11:57 C 02 04 07.15 -02 05 31.9 o 300
2015-11-29 16:24:52 C 02 04 11.76 -02 06 26.1 o 300
2015-11-29 16:32:37 C 02 04 14.50 -02 06 58.0 o 300