2025 WC4

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4739531629 ± 3.18e-07
Semi-major axis (a)1.5415923478 AU ± 6.44e-08
Inclination (i)26.85956704° ± 2.37e-05
Long. of Asc. Node (Ω)87.30768942° ± 1.52e-05
Arg. of Perihelion (ω)114.41322682° ± 5.16e-05
Mean Anomaly (M)275.12097613° ± 4.04e-05
Mean Motion (n)0.5149415754°/day ± 3.23e-08
Perihelion dist (q)0.81094978 AU ± 4.91e-07
Aphelion dist (Q)2.27223492 AU ± 4.99e-07
Orbital Period1.91405459 yr ± 1.20e-07
Physical Parameters
H (abs. magnitude)20.34
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.212″
Uncertainty0
Orbit TypeApollo
MOID0.013970 AU
Observations Used110
Oppositions2
Arc Total2021-2026
First Observation Used2021-11-07
Last Observation Used2026-02-27
Observations (112)
Date Type RA Dec Mag Band Observatory
2025-11-26 03:34:18 C 05 18 20.180 +04 49 35.10 V 807
2025-11-26 03:47:04 C 05 18 19.120 +04 49 40.00 V 807
2025-11-27 10:28:09 C 05 15 47.653 +05 01 31.12 V V06
2025-11-27 10:31:22 C 05 15 47.369 +05 01 31.91 V V06
2025-11-27 10:34:35 C 05 15 47.070 +05 01 32.77 V V06
2025-11-27 10:37:49 C 05 15 46.800 +05 01 34.68 V V06
2025-11-28 09:27:03 C 05 13 50.822 +05 11 02.54 V V06
2025-11-28 09:30:16 C 05 13 50.556 +05 11 04.09 V V06
2025-11-28 09:33:29 C 05 13 50.214 +05 11 04.67 V V06
2025-12-01 09:10:23 C 05 07 25.311 +05 43 43.36 X F52
2025-12-01 09:27:19 C 05 07 23.681 +05 43 51.82 X F52
2025-12-01 09:44:08 C 05 07 22.034 +05 43 59.77 X F52
2025-12-08 11:07:55 C 04 50 15.788 +07 18 50.40 V I52
2025-12-08 11:16:39 C 04 50 14.759 +07 18 55.58 V I52
2025-12-08 11:22:51 C 04 50 14.089 +07 18 59.69 V I52
2025-12-08 11:29:02 C 04 50 13.474 +07 19 04.01 V I52
2025-12-11 05:23:57 C 04 43 00.260 +08 02 34.55 V I52
2025-12-11 05:31:08 C 04 42 59.440 +08 02 39.59 V I52
2025-12-11 05:38:16 C 04 42 58.640 +08 02 44.38 V I52
2025-12-11 07:11:05 C 04 42 47.977 +08 03 48.38 V I52
2025-12-12 10:56:02 C 04 39 40.210 +08 23 11.20 V 691
2025-12-12 11:06:25 C 04 39 39.020 +08 23 18.80 V 691
2025-12-12 11:16:49 C 04 39 37.840 +08 23 25.60 V 691
2025-12-13 09:15:05 C 04 37 08.310 +08 39 13.00 V 691
2025-12-13 09:44:27 C 04 37 04.840 +08 39 33.70 V 691
2025-12-16 08:58:06 C 04 28 52.860 +09 33 09.20 V 691
2025-12-16 09:30:33 C 04 28 49.040 +09 33 33.80 V 691
2025-12-16 10:02:58 C 04 28 45.250 +09 33 58.90 V 691
2025-12-16 16:02:14 C 04 28 03.91 +09 38 39.3 V D29
2025-12-16 16:42:57 C 04 27 59.03 +09 39 10.7 V D29
2025-12-21 03:40:15 C 04 15 33.660 +11 06 13.57 V I52
2025-12-21 03:42:57 C 04 15 33.347 +11 06 15.62 V I52
2025-12-21 03:45:38 C 04 15 33.012 +11 06 17.96 V I52
2025-12-21 03:48:21 C 04 15 32.717 +11 06 19.91 V I52
2025-12-22 06:40:30 C 04 12 26.533 +11 29 12.40 X F51
2025-12-22 06:57:18 C 04 12 24.535 +11 29 26.81 X F51
2025-12-22 07:14:06 C 04 12 22.534 +11 29 41.23 X F51
2026-01-05 07:14:09 C 03 36 57.73 +16 34 02.0 V 695
2026-01-05 07:39:47 C 03 36 55.35 +16 34 25.6 V 695
2026-01-05 08:03:27 C 03 36 53.14 +16 34 47.5 V 695
2026-01-12 06:30:24 C 03 23 11.890 +19 10 00.90 V 291
2026-01-12 06:40:14 C 03 23 11.140 +19 10 09.90 V 291
2026-01-12 06:50:02 C 03 23 10.420 +19 10 18.90 V 291
2026-01-13 05:19:45 C 03 21 34.250 +19 31 15.40 V 691
2026-01-13 05:29:44 C 03 21 33.530 +19 31 25.30 V 691
2026-01-13 05:39:44 C 03 21 32.800 +19 31 34.90 V 691
2026-01-20 00:33:47 C 03 11 43.88 +22 02 23.1 V H21
2026-01-20 00:41:50 C 03 11 43.41 +22 02 30.4 V H21
2026-01-22 00:18:49 C 03 09 27.19 +22 46 20.9 V H21
2026-01-22 00:26:53 C 03 09 26.77 +22 46 28.1 V H21