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
2021-06-15 00:23:13 v 1 016.33587 +48.20414 247
2021-06-15 00:23:45 V 19 43 15.34 +26 58 52.5 15.4 V 247
2021-06-15 00:23:45 v 1 016.33587 +48.20414 247
2021-06-15 00:24:48 V 19 43 14.98 +26 58 31.1 14.2 V 247
2021-06-15 00:24:48 v 1 016.33587 +48.20414 247
2021-06-15 00:25:20 V 19 43 14.84 +26 58 22.5 14.6 V 247
2021-06-15 00:25:20 v 1 016.33587 +48.20414 247
2021-06-15 00:25:52 V 19 43 14.61 +26 58 12.1 14.7 V 247
2021-06-15 00:25:52 v 1 016.33587 +48.20414 247
2021-06-15 00:26:23 V 19 43 14.38 +26 57 59.9 14.7 V 247
2021-06-15 00:26:23 v 1 016.33587 +48.20414 247
2021-06-15 00:26:55 V 19 43 14.16 +26 57 50.7 14.4 V 247
2021-06-15 00:26:55 v 1 016.33587 +48.20414 247
2021-06-15 00:27:27 V 19 43 13.94 +26 57 39.2 14.6 V 247
2021-06-15 00:27:27 v 1 016.33587 +48.20414 247
2021-06-15 00:29:34 V 19 43 13.24 +26 56 57.2 14.3 V 247
2021-06-15 00:29:34 v 1 016.33587 +48.20414 247
2021-06-15 00:31:09 V 19 43 12.56 +26 56 23.5 14.6 V 247
2021-06-15 00:31:09 v 1 016.33587 +48.20414 247
2021-06-15 00:31:41 V 19 43 12.40 +26 56 13.7 15.0 V 247
2021-06-15 00:31:41 v 1 016.33587 +48.20414 247
2021-06-15 00:32:45 V 19 43 12.02 +26 55 53.5 14.8 V 247
2021-06-15 00:32:45 v 1 016.33587 +48.20414 247
2021-06-15 00:33:16 V 19 43 11.86 +26 55 41.3 13.8 V 247
2021-06-15 00:33:16 v 1 016.33587 +48.20414 247
2021-06-15 00:33:48 V 19 43 11.63 +26 55 31.1 14.2 V 247
2021-06-15 00:33:48 v 1 016.33587 +48.20414 247
2021-06-15 00:35:23 V 19 43 11.01 +26 54 58.9 14.5 V 247
2021-06-15 00:35:23 v 1 016.33587 +48.20414 247
2021-06-15 00:40:41 V 19 43 09.09 +26 53 11.8 14.8 V 247
2021-06-15 00:40:41 v 1 016.33587 +48.20414 247
2021-06-15 00:41:13 V 19 43 08.92 +26 53 01.8 14.3 V 247
2021-06-15 00:41:13 v 1 016.33587 +48.20414 247
2021-06-15 00:41:45 V 19 43 08.61 +26 52 53.0 14.2 V 247
2021-06-15 00:41:45 v 1 016.33587 +48.20414 247
2021-06-15 00:42:16 V 19 43 08.45 +26 52 39.6 14.4 V 247
2021-06-15 00:42:16 v 1 016.33587 +48.20414 247
2021-06-15 01:29:17 C 19 42 51.80 +26 36 49.7 V K87
2021-06-15 01:29:42 C 19 42 51.61 +26 36 41.1 V K87
2021-06-15 01:30:07 C 19 42 51.45 +26 36 33.2 V K87
2021-06-15 04:46:26 V 19 41 55.91 +25 30 14.1 14.2 V 247
2021-06-15 04:46:26 v 1 238.27235 +37.98607 247
2021-06-15 04:46:57 V 19 41 55.73 +25 30 05.9 14.6 V 247
2021-06-15 04:46:57 v 1 238.27235 +37.98607 247
2021-06-15 04:48:01 V 19 41 55.39 +25 29 43.7 14.8 V 247
2021-06-15 04:48:01 v 1 238.27235 +37.98607 247
2021-06-15 04:49:04 V 19 41 55.11 +25 29 23.3 14.3 V 247
2021-06-15 04:49:04 v 1 238.27235 +37.98607 247
2021-06-15 04:49:36 V 19 41 54.95 +25 29 12.3 14.7 V 247
2021-06-15 04:49:36 v 1 238.27235 +37.98607 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)