2025 WM4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5705754418 ± 1.03e-04
Semi-major axis (a)1.9071604841 AU ± 4.12e-04
Inclination (i)9.33049677° ± 1.34e-03
Long. of Asc. Node (Ω)247.92623551° ± 1.93e-05
Arg. of Perihelion (ω)238.19878411° ± 3.95e-05
Mean Anomaly (M)341.57926042° ± 6.73e-03
Mean Motion (n)0.3742238105°/day ± 1.21e-04
Perihelion dist (q)0.81898155 AU ± 2.64e-04
Aphelion dist (Q)2.99533942 AU ± 6.76e-04
Orbital Period2.63378827 yr ± 8.53e-04
Physical Parameters
H (abs. magnitude)26.62
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.277″
Uncertainty1
Orbit TypeApollo
MOID0.000699 AU
Observations Used59
Oppositions1
Arc Total2025-2025
First Observation Used2025-11-25
Last Observation Used2025-11-30
Observations (64)
Date Type RA Dec Mag Band Observatory
2025-11-29 17:17:12 C 02 20 05.208 +29 27 08.96 X M26
2025-11-29 17:25:39 C 02 19 55.730 +29 23 30.62 X M26
2025-11-29 17:34:04 C 02 19 46.234 +29 19 50.81 X M26
2025-11-29 19:22:44 B 02 17 34.543 +28 24 56.05 W Z80
2025-11-29 19:32:13 B 02 17 21.878 +28 19 57.29 W Z80
2025-11-29 19:41:52 B 02 17 08.794 +28 14 48.59 W Z80
2025-11-29 20:56:04 C 02 15 09.886 +27 34 28.85 W A48
2025-11-29 20:57:14 C 02 15 08.071 +27 33 46.69 W A48
2025-11-29 20:58:22 C 02 15 06.257 +27 33 04.10 W A48
2025-11-29 20:59:32 C 02 15 04.404 +27 32 21.66 W A48
2025-11-29 21:00:41 C 02 15 02.611 +27 31 38.86 W A48
2025-11-30 02:39:52 C 02 06 29.995 +22 53 45.64 V 703
2025-11-30 02:43:14 C 02 06 21.618 +22 50 05.39 V 703
2025-11-30 02:46:35 C 02 06 13.169 +22 46 23.27 V 703