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 03:34:05 v 1 276.64254 +33.90568 247
2021-06-17 03:35:25 V 19 28 04.08 +09 56 22.0 13.9 V 247
2021-06-17 03:35:25 v 1 276.64254 +33.90568 247
2021-06-17 03:36:04 V 19 28 03.82 +09 56 06.0 13.9 V 247
2021-06-17 03:36:04 v 1 276.64254 +33.90568 247
2021-06-17 03:37:24 V 19 28 03.43 +09 55 41.3 13.8 V 247
2021-06-17 03:37:24 v 1 276.64254 +33.90568 247
2021-06-17 03:38:04 V 19 28 03.31 +09 55 31.0 13.9 V 247
2021-06-17 03:38:04 v 1 276.64254 +33.90568 247
2021-06-17 03:39:23 V 19 28 02.90 +09 55 05.0 14.6 V 247
2021-06-17 03:39:23 v 1 276.64254 +33.90568 247
2021-06-17 03:40:42 V 19 28 02.51 +09 54 40.1 13.3 V 247
2021-06-17 03:40:42 v 1 276.64254 +33.90568 247
2021-06-17 03:42:02 V 19 28 02.10 +09 54 13.2 14.2 V 247
2021-06-17 03:42:02 v 1 276.64254 +33.90568 247
2021-06-17 03:42:42 V 19 28 01.97 +09 54 02.9 14.1 V 247
2021-06-17 03:42:42 v 1 276.64254 +33.90568 247
2021-06-17 03:45:20 V 19 28 01.14 +09 53 08.8 13.9 V 247
2021-06-17 03:45:20 v 1 276.64254 +33.90568 247
2021-06-17 03:47:20 V 19 28 00.56 +09 52 30.9 14.0 V 247
2021-06-17 03:47:20 v 1 276.64254 +33.90568 247
2021-06-17 03:49:19 V 19 28 00.04 +09 51 56.2 13.9 V 247
2021-06-17 03:49:19 v 1 276.64254 +33.90568 247
2021-06-17 03:50:38 V 19 27 59.62 +09 51 28.0 13.9 V 247
2021-06-17 03:50:38 v 1 276.64254 +33.90568 247
2021-06-17 03:53:57 V 19 27 58.68 +09 50 24.2 13.7 V 247
2021-06-17 03:53:57 v 1 276.64254 +33.90568 247
2021-06-17 03:57:15 V 19 27 57.77 +09 49 23.0 13.9 V 247
2021-06-17 03:57:15 v 1 276.64254 +33.90568 247
2021-06-17 03:57:55 V 19 27 57.56 +09 49 08.8 14.0 V 247
2021-06-17 03:57:55 v 1 276.64254 +33.90568 247
2021-06-17 03:58:35 V 19 27 57.34 +09 48 56.4 13.9 V 247
2021-06-17 03:58:35 v 1 276.64254 +33.90568 247
2021-06-17 03:59:54 V 19 27 56.96 +09 48 31.9 14.1 V 247
2021-06-17 03:59:54 v 1 276.64254 +33.90568 247
2021-06-17 04:00:34 V 19 27 56.81 +09 48 21.4 13.3 V 247
2021-06-17 04:00:34 v 1 276.64254 +33.90568 247
2021-06-17 04:01:53 V 19 27 56.44 +09 47 55.9 13.9 V 247
2021-06-17 04:01:53 v 1 276.64254 +33.90568 247
2021-06-17 04:02:33 V 19 27 56.18 +09 47 40.2 13.9 V 247
2021-06-17 04:02:33 v 1 276.64254 +33.90568 247
2021-06-17 04:03:13 V 19 27 55.97 +09 47 27.9 14.0 V 247
2021-06-17 04:03:13 v 1 276.64254 +33.90568 247
2021-06-17 04:05:12 V 19 27 55.39 +09 46 49.4 13.7 V 247
2021-06-17 04:05:12 v 1 276.64254 +33.90568 247
2021-06-17 04:06:31 V 19 27 55.01 +09 46 24.0 14.0 V 247
2021-06-17 04:06:31 v 1 276.64254 +33.90568 247
2021-06-17 04:11:29 V 19 27 53.57 +09 44 49.8 13.7 V 247
2021-06-17 04:11:29 v 1 276.64254 +33.90568 247
2021-06-17 04:12:09 V 19 27 53.36 +09 44 37.0 13.9 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)