2015 WD2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6165645237 ± 3.29e-06
Semi-major axis (a)3.0453107479 AU ± 2.72e-05
Inclination (i)19.56420541° ± 4.64e-05
Long. of Asc. Node (Ω)69.68743482° ± 2.84e-05
Arg. of Perihelion (ω)78.70260628° ± 1.30e-04
Mean Anomaly (M)292.22607567° ± 8.81e-03
Mean Motion (n)0.1854662339°/day ± 2.49e-06
Perihelion dist (q)1.16768018 AU ± 1.45e-05
Aphelion dist (Q)4.92294132 AU ± 4.51e-05
Orbital Period5.31431659 yr ± 7.13e-05
Physical Parameters
H (abs. magnitude)19.10
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.327″
Uncertainty1
Orbit TypeAmor
MOID0.372395 AU
Observations Used70
Oppositions1
Arc Total2015-2016
First Observation Used2015-11-18
Last Observation Used2016-05-28
Observations (70)
Date Type RA Dec Mag Band Observatory
2015-12-18 03:01:22 C 02 58 25.08 +15 25 36.1 q G96
2015-12-18 03:09:31 C 02 58 24.51 +15 25 40.9 q G96
2015-12-18 03:17:39 C 02 58 24.00 +15 25 45.4 q G96
2015-12-31 02:41:58 C 02 42 29.55 +18 35 50.7 o 711
2015-12-31 02:47:00 C 02 42 29.32 +18 35 55.0 o 711
2015-12-31 02:52:06 C 02 42 29.17 +18 35 57.6 o 711
2015-12-31 03:35:52 C 02 42 27.41 +18 36 25.8 o 926
2015-12-31 03:58:26 C 02 42 26.54 +18 36 41.3 o 926
2015-12-31 04:15:59 C 02 42 25.83 +18 36 52.8 o 926
2016-01-03 04:10:40 C 02 39 57.33 +19 24 38.1 q I52
2016-01-03 04:23:53 C 02 39 56.88 +19 24 48.2 q I52
2016-01-03 04:31:03 C 02 39 56.59 +19 24 51.8 q I52
2016-02-03 03:20:20 C 02 44 17.04 +28 51 28.0 o 291
2016-02-03 03:24:29 C 02 44 17.25 +28 51 31.2 o 291
2016-02-03 03:28:39 C 02 44 17.39 +28 51 34.2 o 291
2016-04-03 02:47:32 C 05 41 05.93 +47 41 54.4 o 926
2016-04-03 02:53:14 C 05 41 07.24 +47 41 56.5 o 926
2016-04-03 02:58:56 C 05 41 08.48 +47 41 58.6 o 926
2016-05-28 03:46:28 C 10 32 10.54 +30 52 04.2 o 926
2016-05-28 03:57:36 C 10 32 12.40 +30 51 46.1 o 926