2025 WN4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4983821747 ± 2.65e-04
Semi-major axis (a)1.9931674252 AU ± 1.06e-03
Inclination (i)0.75365031° ± 3.52e-04
Long. of Asc. Node (Ω)100.94374944° ± 1.68e-03
Arg. of Perihelion (ω)307.33989152° ± 2.51e-03
Mean Anomaly (M)2.75256073° ± 2.12e-03
Mean Motion (n)0.3502648888°/day ± 2.80e-04
Perihelion dist (q)0.99980831 AU ± 7.50e-04
Aphelion dist (Q)2.98652654 AU ± 1.68e-03
Orbital Period2.81394543 yr ± 2.25e-03
Physical Parameters
H (abs. magnitude)26.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.418″
Uncertainty1
Orbit TypeApollo
MOID0.013360 AU
Observations Used27
Oppositions1
Arc Total2025-2025
First Observation Used2025-11-25
Last Observation Used2025-12-01
Observations (27)
Date Type RA Dec Mag Band Observatory
2025-11-25 10:55:57 C 04 13 30.888 +01 57 54.76 V T08
2025-11-25 11:00:34 C 04 13 36.077 +01 58 32.77 V T08
2025-11-25 11:16:42 C 04 13 54.463 +02 00 45.61 V T08
2025-11-25 11:33:13 C 04 14 13.176 +02 03 01.01 V T08
2025-11-25 20:29:39 C 04 25 13.675 +03 11 56.90 W J95
2025-11-25 20:37:24 C 04 25 22.387 +03 12 57.74 W J95
2025-11-25 20:43:55 C 04 25 29.659 +03 13 48.72 W J95
2025-11-25 20:45:20 B 04 25 31.682 +03 14 31.81 X K19
2025-11-25 20:50:39 B 04 25 37.613 +03 15 13.82 X K19
2025-11-25 21:01:49 B 04 25 51.05 +03 16 37.2 V I93
2025-11-25 21:05:20 B 04 25 54.97 +03 17 04.6 V I93
2025-11-25 21:08:50 B 04 25 58.87 +03 17 31.8 V I93
2025-11-26 01:59:10 B 04 31 25.477 +04 00 21.11 Z Y05
2025-11-26 02:16:30 B 04 31 43.534 +04 02 30.29 Z Y05
2025-11-26 03:45:44 C 04 33 34.848 +04 08 32.64 V I52
2025-11-26 03:49:33 C 04 33 38.840 +04 09 01.40 V I52
2025-11-26 03:52:50 C 04 33 42.408 +04 09 25.81 V I52
2025-11-26 03:53:05 C 04 33 42.721 +04 09 26.89 V I52
2025-11-27 03:20:15 C 04 57 57.884 +06 48 23.72 V I52
2025-11-27 03:20:34 C 04 57 58.165 +06 48 25.16 V I52
2025-11-27 03:20:53 C 04 57 58.511 +06 48 27.86 V I52
2025-11-27 03:21:11 C 04 57 58.770 +06 48 28.98 V I52
2025-11-28 11:30:24 C 05 25 04.768 +09 43 02.68 V I52
2025-11-28 11:30:51 C 05 25 05.084 +09 43 04.91 V I52
2025-11-28 11:31:18 C 05 25 05.401 +09 43 06.89 V I52
2025-12-01 06:25:28 C 06 06 19.242 +13 44 45.53 V I52
2025-12-01 06:27:20 C 06 06 20.040 +13 44 50.90 V I52