2015 WB1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6497981477
Semi-major axis (a)2.3313050722 AU
Inclination (i)3.88133814°
Long. of Asc. Node (Ω)41.29191975° ± 5.00e+00
Arg. of Perihelion (ω)315.07467296° ± 6.00e+00
Mean Anomaly (M)303.64858637°
Mean Motion (n)0.2768914700°/day
Perihelion dist (q)0.81642790 AU
Aphelion dist (Q)3.84615250 AU
Orbital Period3.55954520 yr
Physical Parameters
H (abs. magnitude)23.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.273″
Uncertainty
Orbit TypeApollo
MOID0.013104 AU
Observations Used141
Oppositions1
Arc Total2015-2015
First Observation Used
Last Observation Used2015-12-01
Observations (149)
Date Type RA Dec Mag Band Observatory
2015-11-20 11:14:30 C 04 56 12.65 +50 57 23.1 u 926
2015-11-20 11:16:52 C 04 56 11.92 +50 56 59.1 u 926
2015-11-20 11:19:13 C 04 56 11.16 +50 56 35.1 u 926
2015-11-22 05:51:42 C 04 48 49.86 +45 45 26.9 u H21
2015-11-22 05:54:29 C 04 48 49.39 +45 45 12.0 u H21
2015-11-22 05:57:17 C 04 48 48.93 +45 44 56.9 u H21
2015-11-22 06:00:04 C 04 48 48.46 +45 44 42.0 u H21
2015-11-22 06:02:52 C 04 48 47.96 +45 44 26.8 u H21
2015-11-22 06:05:39 C 04 48 47.50 +45 44 11.9 u H21
2015-11-22 06:08:27 C 04 48 47.04 +45 43 56.5 u H21
2015-11-22 06:11:14 C 04 48 46.56 +45 43 41.6 u H21
2015-11-22 06:14:02 C 04 48 46.10 +45 43 26.4 u H21
2015-11-22 06:16:49 C 04 48 45.59 +45 43 11.3 u H21
2015-11-22 06:19:54 C 04 48 45.08 +45 42 54.8 u H21
2015-11-22 09:43:34 C 04 48 14.72 +45 24 52.3 R G45
2015-11-22 10:00:50 C 04 48 12.02 +45 23 19.1 R G45
2015-11-22 10:09:27 C 04 48 10.66 +45 22 32.5 R G45
2015-11-22 10:17:25 C 04 48 09.44 +45 21 49.0 R G45
2015-11-22 10:43:29 C 04 48 06.03 +45 19 37.3 u 926
2015-11-22 10:48:18 C 04 48 05.28 +45 19 12.4 u 926
2015-11-22 10:53:06 C 04 48 04.56 +45 18 45.5 u 926
2015-11-24 06:21:25 C 04 44 26.75 +42 19 30.5 u H21
2015-11-24 06:24:25 C 04 44 26.43 +42 19 20.6 u H21
2015-11-24 06:27:26 C 04 44 26.13 +42 19 10.6 u H21
2015-11-24 06:30:27 C 04 44 25.81 +42 19 00.7 u H21
2015-11-24 06:33:27 C 04 44 25.53 +42 18 50.8 u H21
2015-11-24 06:36:28 C 04 44 25.21 +42 18 40.9 u H21
2015-11-24 06:39:28 C 04 44 24.92 +42 18 31.1 u H21
2015-11-24 06:42:28 C 04 44 24.61 +42 18 21.1 u H21
2015-11-24 06:45:28 C 04 44 24.31 +42 18 10.8 u H21
2015-11-24 06:48:28 C 04 44 23.99 +42 18 01.0 u H21
2015-11-24 06:51:09 C 04 44 23.72 +42 17 52.3 u H21
2015-11-24 07:22:40 C 04 44 23.86 +42 16 23.9 u 926
2015-11-24 07:30:09 C 04 44 23.09 +42 16 00.4 u 926
2015-11-24 07:37:30 C 04 44 22.24 +42 15 36.4 u 926
2015-11-25 09:02:57 C 04 42 48.12 +41 00 44.8 u H21
2015-11-25 09:09:13 C 04 42 47.65 +41 00 27.7 u H21
2015-11-25 09:15:24 C 04 42 47.17 +41 00 10.6 u H21
2015-11-25 09:21:36 C 04 42 46.73 +40 59 53.1 u H21
2015-11-25 09:28:02 C 04 42 46.26 +40 59 35.5 u H21
2015-11-29 05:42:31 C 04 39 28.11 +38 02 48.7 u 926
2015-11-29 06:01:47 C 04 39 27.20 +38 02 23.4 u 926
2015-11-29 06:21:31 C 04 39 26.24 +38 01 55.9 u 926
2015-11-30 09:25:13 C 04 38 41.50 +37 26 09.3 o 926
2015-11-30 09:45:08 C 04 38 40.67 +37 25 43.2 o 926
2015-11-30 10:04:41 C 04 38 39.91 +37 25 17.1 o 926
2015-12-01 09:46:36 C 04 38 09.15 +36 57 48.5 o 926
2015-12-01 10:03:57 C 04 38 08.55 +36 57 27.4 o 926
2015-12-01 10:25:00 C 04 38 07.79 +36 57 02.3 o 926