2025 WD4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5338428030 ± 3.81e-04
Semi-major axis (a)1.8026333888 AU ± 1.33e-03
Inclination (i)4.22750412° ± 3.06e-03
Long. of Asc. Node (Ω)226.50297161° ± 4.45e-03
Arg. of Perihelion (ω)276.40309810° ± 3.60e-03
Mean Anomaly (M)332.90020695° ± 3.30e-02
Mean Motion (n)0.4072406855°/day ± 4.52e-04
Perihelion dist (q)0.84031053 AU ± 9.27e-04
Aphelion dist (Q)2.76495625 AU ± 2.16e-03
Orbital Period2.42025495 yr ± 2.69e-03
Physical Parameters
H (abs. magnitude)24.47
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.190″
Uncertainty2
Orbit TypeApollo
MOID0.031881 AU
Observations Used41
Oppositions1
Arc Total2025-2025
First Observation Used2025-11-24
Last Observation Used2025-12-13
Observations (41)
Date Type RA Dec Mag Band Observatory
2025-11-24 09:26:11 C 05 00 28.054 +14 38 27.54 X F52
2025-11-24 09:43:56 C 05 00 28.914 +14 37 59.70 X F52
2025-11-24 10:01:51 C 05 00 29.795 +14 37 31.60 X F52
2025-11-24 12:28:39 C 05 00 36.912 +14 33 37.61 V F51
2025-11-24 12:29:35 C 05 00 36.958 +14 33 36.00 V F51
2025-11-25 03:55:02 C 05 01 37.410 +14 08 55.90 V 807
2025-11-25 04:05:31 C 05 01 37.920 +14 08 37.90 V 807
2025-11-25 04:16:00 C 05 01 38.500 +14 08 20.80 V 807
2025-11-25 05:26:04 C 05 01 43.961 +14 05 30.91 V V06
2025-11-25 05:28:39 C 05 01 44.101 +14 05 26.63 V V06
2025-11-25 05:31:13 C 05 01 44.231 +14 05 22.24 V V06
2025-11-25 05:33:47 C 05 01 44.382 +14 05 18.02 V V06
2025-11-26 04:44:02 C 05 03 15.540 +13 25 13.30 V 807
2025-11-26 05:00:19 C 05 03 16.440 +13 24 43.30 V 807
2025-11-26 05:16:36 C 05 03 17.360 +13 24 13.60 V 807
2025-11-26 05:53:33 C 05 03 21.45 +13 22 12.2 V 691
2025-11-26 06:09:12 C 05 03 22.35 +13 21 43.5 V 691
2025-11-26 06:24:49 C 05 03 23.25 +13 21 14.9 V 691
2025-11-27 09:01:11 C 05 05 15.382 +12 29 26.92 V V06
2025-11-27 09:02:46 C 05 05 15.472 +12 29 24.14 V V06
2025-11-27 09:04:21 C 05 05 15.587 +12 29 20.62 V V06
2025-11-29 11:35:00 C 05 09 18.295 +10 35 16.51 V I52
2025-11-29 11:39:27 C 05 09 18.662 +10 35 05.35 V I52
2025-11-29 11:43:55 C 05 09 19.012 +10 34 54.62 V I52
2025-11-29 11:48:24 C 05 09 19.343 +10 34 42.96 V I52
2025-12-01 09:11:19 C 05 13 44.138 +08 30 34.78 X F52
2025-12-01 09:28:13 C 05 13 45.614 +08 29 43.85 X F52
2025-12-01 09:45:03 C 05 13 47.088 +08 28 53.09 X F52
2025-12-01 10:02:03 C 05 13 48.563 +08 28 01.45 X F52
2025-12-08 05:12:50 C 05 39 10.667 -04 02 36.20 V I52
2025-12-08 05:14:10 C 05 39 10.969 -04 02 45.17 V I52
2025-12-08 05:23:29 C 05 39 12.935 -04 03 49.57 V I52
2025-12-08 05:24:50 C 05 39 13.234 -04 03 58.97 V I52
2025-12-11 07:16:17 C 06 01 07.266 -14 34 08.40 V I52
2025-12-11 07:16:50 C 06 01 07.468 -14 34 14.05 V I52
2025-12-11 07:17:23 C 06 01 07.651 -14 34 19.74 V I52
2025-12-11 07:17:56 C 06 01 07.853 -14 34 25.97 V I52
2025-12-13 08:22:04 C 06 23 51.522 -24 21 18.72 V I52
2025-12-13 08:23:00 C 06 23 52.048 -24 21 31.39 V I52
2025-12-13 08:23:57 C 06 23 52.566 -24 21 43.13 V I52
2025-12-13 08:24:54 C 06 23 53.034 -24 21 56.70 V I52