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
2021-06-18 06:24:07 V 19 21 15.75 +01 42 56.2 14.6 V 247
2021-06-18 06:24:07 v 1 281.32281 +35.80756 247
2021-06-18 06:26:15 V 19 21 15.20 +01 42 20.2 13.0 V 247
2021-06-18 06:26:15 v 1 281.32281 +35.80756 247
2021-06-18 06:27:18 V 19 21 14.91 +01 42 01.9 13.6 V 247
2021-06-18 06:27:18 v 1 281.32281 +35.80756 247
2021-06-18 06:28:22 V 19 21 14.66 +01 41 44.1 13.7 V 247
2021-06-18 06:28:22 v 1 281.32281 +35.80756 247
2021-06-18 06:28:53 V 19 21 14.47 +01 41 33.3 14.7 V 247
2021-06-18 06:28:53 v 1 281.32281 +35.80756 247
2021-06-18 06:31:00 V 19 21 13.91 +01 40 56.3 13.9 V 247
2021-06-18 06:31:00 v 1 281.32281 +35.80756 247
2021-06-18 06:31:32 V 19 21 13.74 +01 40 46.0 13.5 V 247
2021-06-18 06:31:32 v 1 281.32281 +35.80756 247
2021-06-18 06:32:36 V 19 21 13.45 +01 40 28.6 13.5 V 247
2021-06-18 06:32:36 v 1 281.32281 +35.80756 247
2021-06-18 06:33:08 V 19 21 13.32 +01 40 19.2 13.4 V 247
2021-06-18 06:33:08 v 1 281.32281 +35.80756 247
2021-06-18 06:33:39 V 19 21 13.18 +01 40 09.9 13.5 V 247
2021-06-18 06:33:39 v 1 281.32281 +35.80756 247
2021-06-18 06:34:11 V 19 21 13.00 +01 39 59.9 14.3 V 247
2021-06-18 06:34:11 v 1 281.32281 +35.80756 247
2021-06-18 06:34:43 V 19 21 12.78 +01 39 51.6 13.5 V 247
2021-06-18 06:34:43 v 1 281.32281 +35.80756 247
2021-06-18 06:36:18 V 19 21 12.37 +01 39 24.3 13.2 V 247
2021-06-18 06:36:18 v 1 281.32281 +35.80756 247
2021-06-18 06:36:50 V 19 21 12.32 +01 39 15.0 13.8 V 247
2021-06-18 06:36:50 v 1 281.32281 +35.80756 247
2021-06-18 06:37:53 V 19 21 11.98 +01 38 54.3 13.7 V 247
2021-06-18 06:37:53 v 1 281.32281 +35.80756 247
2021-06-18 06:38:25 V 19 21 11.88 +01 38 47.1 13.7 V 247
2021-06-18 06:38:25 v 1 281.32281 +35.80756 247
2021-06-18 06:38:57 V 19 21 11.76 +01 38 38.2 13.5 V 247
2021-06-18 06:38:57 v 1 281.32281 +35.80756 247
2021-06-18 06:39:29 V 19 21 11.62 +01 38 29.1 13.5 V 247
2021-06-18 06:39:29 v 1 281.32281 +35.80756 247
2021-06-18 06:40:01 V 19 21 11.40 +01 38 17.8 13.5 V 247
2021-06-18 06:40:01 v 1 281.32281 +35.80756 247
2021-06-18 06:40:32 V 19 21 11.27 +01 38 09.0 13.6 V 247
2021-06-18 06:40:32 v 1 281.32281 +35.80756 247
2021-06-18 06:41:04 V 19 21 11.14 +01 37 59.8 13.6 V 247
2021-06-18 06:41:04 v 1 281.32281 +35.80756 247
2021-06-18 06:41:36 V 19 21 11.03 +01 37 52.4 13.6 V 247
2021-06-18 06:41:36 v 1 281.32281 +35.80756 247
2021-06-18 06:42:08 V 19 21 10.86 +01 37 41.4 13.7 V 247
2021-06-18 06:42:08 v 1 281.32281 +35.80756 247
2021-06-18 06:42:39 V 19 21 10.73 +01 37 32.5 13.5 V 247
2021-06-18 06:42:39 v 1 281.32281 +35.80756 247
2021-06-18 06:43:43 V 19 21 10.44 +01 37 13.5 13.4 V 247
2021-06-18 06:43:43 v 1 281.32281 +35.80756 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)