2015 WE2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5170300794 ± 3.86e-08
Semi-major axis (a)1.8684571992 AU ± 8.28e-09
Inclination (i)3.35622932° ± 3.09e-06
Long. of Asc. Node (Ω)28.32106169° ± 5.71e-05
Arg. of Perihelion (ω)117.68155583° ± 5.59e-05
Mean Anomaly (M)300.08812214° ± 1.13e-05
Mean Motion (n)0.3859113443°/day ± 2.57e-09
Perihelion dist (q)0.90240863 AU ± 7.22e-08
Aphelion dist (Q)2.83450577 AU ± 7.31e-08
Orbital Period2.55402257 yr ± 1.70e-08
Physical Parameters
H (abs. magnitude)22.38
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.243″
Uncertainty0
Orbit TypeApollo
MOID0.017722 AU
Observations Used237
Radar Obs Used1
Oppositions1
Arc Total2015-2021
First Observation Used2015-11-19
Last Observation Used2021-05-17
Observations (244)
Date Type RA Dec Mag Band Observatory
2015-12-17 04:09:43 C 04 03 38.93 +43 31 25.3 u H21
2015-12-17 04:11:23 C 04 03 40.56 +43 31 34.2 q I52
2015-12-17 04:11:40 C 04 03 38.63 +43 31 29.9 u H21
2015-12-17 04:14:24 C 04 03 38.19 +43 31 36.8 u H21
2015-12-17 06:08:47 C 04 03 21.56 +43 36 20.5 q I52
2015-12-17 06:18:25 C 04 03 19.98 +43 36 43.6 q I52
2015-12-17 06:25:46 C 04 03 18.81 +43 37 01.3 q I52
2015-12-17 07:32:03 C 04 03 06.86 +43 39 29.7 q H45
2015-12-17 07:33:42 C 04 03 06.58 +43 39 33.4 q H45
2015-12-17 07:35:07 C 04 03 06.38 +43 39 36.8 q H45
2015-12-17 07:37:35 C 04 03 06.01 +43 39 42.3 q H45
2015-12-17 07:39:03 C 04 03 05.80 +43 39 45.7 q H45
2015-12-17 07:40:27 C 04 03 05.56 +43 39 48.9 q H45
2015-12-18 06:44:18 C 03 59 41.67 +44 37 50.5 R G45
2015-12-18 06:45:28 C 03 59 41.49 +44 37 53.6 R G45
2015-12-18 06:52:47 C 03 59 40.22 +44 38 11.7 R G45
2015-12-18 06:52:59 C 03 59 40.15 +44 38 11.1 R G45
2015-12-18 06:54:06 C 03 59 39.97 +44 38 15.0 R G45
2015-12-18 07:02:41 C 03 59 38.42 +44 38 36.5 R G45
2015-12-18 07:10:04 C 03 59 37.15 +44 38 55.3 R G45
2015-12-18 07:10:15 C 03 59 37.11 +44 38 55.2 R G45
2015-12-18 07:11:28 C 03 59 36.90 +44 38 58.7 R G45
2015-12-18 09:20:00 C 03 59 14.86 +44 44 21.7 q 703
2015-12-18 09:25:32 C 03 59 13.97 +44 44 35.3 q 703
2015-12-18 09:31:05 C 03 59 13.03 +44 44 49.5 q 703
2015-12-18 09:36:38 C 03 59 12.13 +44 45 01.9 q 703
2015-12-18 09:46:20 C 03 59 10.46 +44 45 25.7 q I52
2015-12-18 09:50:24 C 03 59 09.73 +44 45 36.0 q I52
2015-12-18 09:57:32 C 03 59 08.57 +44 45 53.1 q I52
2015-12-19 02:07:26 C 03 56 38.34 +45 29 08.0 u H21
2015-12-19 02:09:24 C 03 56 37.98 +45 29 13.2 u H21
2015-12-19 02:11:22 C 03 56 37.59 +45 29 18.9 u H21
2015-12-19 02:13:19 C 03 56 37.23 +45 29 24.4 u H21
2015-12-19 02:15:52 C 03 56 36.77 +45 29 31.4 u H21
2015-12-19 02:17:50 C 03 56 36.37 +45 29 36.9 u H21
2015-12-19 02:19:47 C 03 56 36.02 +45 29 42.4 u H21
2015-12-19 02:21:45 C 03 56 35.64 +45 29 47.7 u H21
2015-12-19 02:23:42 C 03 56 35.27 +45 29 53.4 u H21
2015-12-19 02:25:40 C 03 56 34.91 +45 29 58.8 u H21
2015-12-19 02:28:07 C 03 56 34.46 +45 30 05.6 u H21
2015-12-26 01:56:53 C 03 12 54.41 +55 10 26.9 u H21
2015-12-26 01:59:56 C 03 12 53.04 +55 10 40.2 u H21
2015-12-26 02:05:49 C 03 12 50.46 +55 11 05.9 u H21
2015-12-26 02:08:46 C 03 12 49.14 +55 11 19.0 u H21
2015-12-26 02:11:42 C 03 12 47.83 +55 11 31.6 u H21
2015-12-26 02:14:38 C 03 12 46.51 +55 11 44.4 u H21
2015-12-26 02:17:34 C 03 12 45.20 +55 11 57.1 u H21
2015-12-26 02:20:30 C 03 12 43.90 +55 12 09.9 u H21
2015-12-26 02:23:25 C 03 12 42.58 +55 12 22.9 u H21
2015-12-26 02:26:26 C 03 12 41.24 +55 12 36.0 u H21
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2016-01-17 14:57:00 -102290.8066 0.1 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)