450263 (2003 WD158)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4091625420 ± 1.52e-08
Semi-major axis (a)1.4263477944 AU ± 1.46e-09
Inclination (i)16.72793841° ± 7.91e-07
Long. of Asc. Node (Ω)92.19813289° ± 5.62e-07
Arg. of Perihelion (ω)102.36816257° ± 3.09e-06
Mean Anomaly (M)248.55192838° ± 1.20e-06
Mean Motion (n)0.5785942639°/day ± 8.91e-10
Perihelion dist (q)0.84273971 AU ± 2.17e-08
Aphelion dist (Q)2.00995588 AU ± 2.18e-08
Orbital Period1.70348437 yr ± 2.62e-09
Physical Parameters
H (abs. magnitude)18.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.544″
Uncertainty0
Orbit TypeApollo
MOID0.046080 AU
Observations Used5311
Radar Obs Used4
Oppositions7
Arc Total2003-2026
First Observation Used2003-11-30
Last Observation Used2026-01-22
Observations (10017)
Date Type RA Dec Mag Band Observatory
2021-06-17 22:17:54 V 19 23 15.30 +04 06 38.2 13.1 V 247
2021-06-17 22:17:54 v 1 016.33600 +48.20413 247
2021-06-17 22:18:15 V 19 23 13.74 +04 07 02.1 13.7 V 247
2021-06-17 22:18:15 v 1 033.33054 +35.08946 247
2021-06-17 22:18:47 V 19 23 13.59 +04 06 52.9 13.9 V 247
2021-06-17 22:18:47 v 1 033.33054 +35.08946 247
2021-06-17 22:19:19 V 19 23 13.45 +04 06 43.7 13.6 V 247
2021-06-17 22:19:19 v 1 033.33054 +35.08946 247
2021-06-17 22:19:51 V 19 23 13.28 +04 06 34.5 13.6 V 247
2021-06-17 22:19:51 v 1 033.33054 +35.08946 247
2021-06-17 22:20:22 V 19 23 13.14 +04 06 24.8 13.7 V 247
2021-06-17 22:20:22 v 1 033.33054 +35.08946 247
2021-06-17 22:20:32 V 19 23 14.55 +04 05 51.5 13.6 V 247
2021-06-17 22:20:32 v 1 016.33600 +48.20413 247
2021-06-17 22:21:04 V 19 23 14.43 +04 05 41.8 13.8 V 247
2021-06-17 22:21:04 v 1 016.33600 +48.20413 247
2021-06-17 22:21:36 V 19 23 14.25 +04 05 32.7 13.8 V 247
2021-06-17 22:21:36 v 1 016.33600 +48.20413 247
2021-06-17 22:21:58 V 19 23 12.71 +04 05 56.1 13.7 V 247
2021-06-17 22:21:58 v 1 033.33054 +35.08946 247
2021-06-17 22:22:29 V 19 23 12.55 +04 05 46.4 13.9 V 247
2021-06-17 22:22:29 v 1 033.33054 +35.08946 247
2021-06-17 22:22:37 C 19 23 13.43 +04 05 20.2 V L54
2021-06-17 22:22:40 V 19 23 14.01 +04 05 12.6 13.8 V 247
2021-06-17 22:22:40 v 1 016.33600 +48.20413 247
2021-06-17 22:23:11 V 19 23 13.88 +04 05 02.9 13.9 V 247
2021-06-17 22:23:11 v 1 016.33600 +48.20413 247
2021-06-17 22:23:43 V 19 23 13.68 +04 04 54.1 13.9 V 247
2021-06-17 22:23:43 v 1 016.33600 +48.20413 247
2021-06-17 22:24:05 V 19 23 12.07 +04 05 16.6 11.8 V 247
2021-06-17 22:24:05 v 1 033.33054 +35.08946 247
2021-06-17 22:24:47 V 19 23 13.37 +04 04 37.0 13.5 V 247
2021-06-17 22:24:47 v 1 016.33600 +48.20413 247
2021-06-17 22:25:18 V 19 23 13.33 +04 04 26.0 13.6 V 247
2021-06-17 22:25:18 v 1 016.33600 +48.20413 247
2021-06-17 22:25:50 V 19 23 13.12 +04 04 16.8 13.8 V 247
2021-06-17 22:25:50 v 1 016.33600 +48.20413 247
2021-06-17 22:26:22 V 19 23 12.92 +04 04 05.3 14.1 V 247
2021-06-17 22:26:22 v 1 016.33600 +48.20413 247
2021-06-17 22:26:44 V 19 23 11.34 +04 04 30.1 13.5 V 247
2021-06-17 22:26:44 v 1 033.33054 +35.08946 247
2021-06-17 22:26:54 V 19 23 12.86 +04 03 57.4 14.0 V 247
2021-06-17 22:26:54 v 1 016.33600 +48.20413 247
2021-06-17 22:27:15 V 19 23 11.19 +04 04 20.3 13.6 V 247
2021-06-17 22:27:15 v 1 033.33054 +35.08946 247
2021-06-17 22:27:47 V 19 23 11.07 +04 04 11.0 13.6 V 247
2021-06-17 22:27:47 v 1 033.33054 +35.08946 247
2021-06-17 22:27:57 V 19 23 12.58 +04 03 38.1 13.9 V 247
2021-06-17 22:27:57 v 1 016.33600 +48.20413 247
2021-06-17 22:28:19 V 19 23 10.91 +04 04 01.0 13.6 V 247
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2021-06-12 04:20:00 330282.96 0.04 Hz 8560 -14 -14
2021-06-12 04:40:00 57906827.55 1 us 8560 -14 -14
2021-06-12 14:10:00 270117.786 0.04 Hz 8560 -14 -14
2021-06-12 15:10:00 56587103.74 0.125 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)