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
2021-06-16 23:50:47 v 1 016.33586 +48.20445 247
2021-06-16 23:51:19 V 19 28 57.93 +11 08 02.1 13.7 V 247
2021-06-16 23:51:19 v 1 016.33586 +48.20445 247
2021-06-16 23:51:51 V 19 28 57.84 +11 07 52.2 13.8 V 247
2021-06-16 23:51:51 v 1 016.33586 +48.20445 247
2021-06-16 23:52:22 V 19 28 57.61 +11 07 40.1 13.9 V 247
2021-06-16 23:52:22 v 1 016.33586 +48.20445 247
2021-06-16 23:52:54 V 19 28 57.47 +11 07 32.8 13.9 V 247
2021-06-16 23:52:54 v 1 016.33586 +48.20445 247
2021-06-16 23:53:26 V 19 28 57.36 +11 07 21.3 13.6 V 247
2021-06-16 23:53:26 v 1 016.33586 +48.20445 247
2021-06-16 23:53:58 V 19 28 57.20 +11 07 11.8 13.6 V 247
2021-06-16 23:53:58 v 1 016.33586 +48.20445 247
2021-06-16 23:55:33 V 19 28 56.74 +11 06 41.1 13.9 V 247
2021-06-16 23:55:33 v 1 016.33586 +48.20445 247
2021-06-16 23:56:05 V 19 28 56.50 +11 06 30.2 13.8 V 247
2021-06-16 23:56:05 v 1 016.33586 +48.20445 247
2021-06-16 23:57:40 V 19 28 56.02 +11 05 58.2 13.8 V 247
2021-06-16 23:57:40 v 1 016.33586 +48.20445 247
2021-06-16 23:58:12 V 19 28 55.89 +11 05 48.2 13.9 V 247
2021-06-16 23:58:12 v 1 016.33586 +48.20445 247
2021-06-16 23:58:44 V 19 28 55.77 +11 05 39.3 13.6 V 247
2021-06-16 23:58:44 v 1 016.33586 +48.20445 247
2021-06-16 23:59:15 V 19 28 55.53 +11 05 28.8 13.5 V 247
2021-06-16 23:59:15 v 1 016.33586 +48.20445 247
2021-06-16 23:59:47 V 19 28 55.40 +11 05 19.1 13.7 V 247
2021-06-16 23:59:47 v 1 016.33586 +48.20445 247
2021-06-17 00:00:19 V 19 28 55.26 +11 05 08.9 14.0 V 247
2021-06-17 00:00:19 v 1 016.33586 +48.20445 247
2021-06-17 00:00:51 V 19 28 55.12 +11 04 57.5 13.7 V 247
2021-06-17 00:00:51 v 1 016.33586 +48.20445 247
2021-06-17 00:01:22 V 19 28 54.85 +11 04 46.7 13.5 V 247
2021-06-17 00:01:22 v 1 016.33586 +48.20445 247
2021-06-17 00:02:26 V 19 28 54.60 +11 04 26.6 13.8 V 247
2021-06-17 00:02:26 v 1 016.33586 +48.20445 247
2021-06-17 00:02:58 V 19 28 54.47 +11 04 16.4 13.7 V 247
2021-06-17 00:02:58 v 1 016.33586 +48.20445 247
2021-06-17 00:03:30 V 19 28 54.29 +11 04 06.7 13.6 V 247
2021-06-17 00:03:30 v 1 016.33586 +48.20445 247
2021-06-17 00:04:01 V 19 28 54.17 +11 03 57.4 13.8 V 247
2021-06-17 00:04:01 v 1 016.33586 +48.20445 247
2021-06-17 00:05:05 V 19 28 53.80 +11 03 34.9 14.3 V 247
2021-06-17 00:05:05 v 1 016.33586 +48.20445 247
2021-06-17 00:05:37 V 19 28 53.65 +11 03 25.9 13.7 V 247
2021-06-17 00:05:37 v 1 016.33586 +48.20445 247
2021-06-17 00:06:08 V 19 28 53.51 +11 03 15.9 13.4 V 247
2021-06-17 00:06:08 v 1 016.33586 +48.20445 247
2021-06-17 00:07:12 V 19 28 53.22 +11 02 54.6 14.1 V 247
2021-06-17 00:07:12 v 1 016.33586 +48.20445 247
2021-06-17 00:07:44 V 19 28 53.04 +11 02 44.9 14.1 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)