2025 WY21

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2074003232 ± 1.10e-05
Semi-major axis (a)1.2888421524 AU ± 2.07e-05
Inclination (i)2.06646319° ± 1.18e-04
Long. of Asc. Node (Ω)47.37158686° ± 7.75e-05
Arg. of Perihelion (ω)56.36834737° ± 9.61e-05
Mean Anomaly (M)328.58998026° ± 6.82e-04
Mean Motion (n)0.6736164416°/day ± 1.62e-05
Perihelion dist (q)1.02153587 AU ± 2.17e-05
Aphelion dist (Q)1.55614843 AU ± 2.87e-05
Orbital Period1.46318620 yr ± 3.52e-05
Physical Parameters
H (abs. magnitude)25.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.156″
Uncertainty0
Orbit TypeAmor
MOID0.047633 AU
Observations Used27
Oppositions1
Arc Total2025-2025
First Observation Used2025-10-29
Last Observation Used2025-12-12
Observations (27)
Date Type RA Dec Mag Band Observatory
2025-10-29 12:11:33 C 02 39 35.913 +12 27 43.87 V F51
2025-10-29 12:30:09 C 02 39 35.067 +12 27 49.50 V F51
2025-11-17 11:52:39 C 02 19 17.577 +16 19 57.05 V F51
2025-11-17 12:12:39 C 02 19 16.244 +16 20 10.83 V F51
2025-11-24 09:38:20 C 02 11 08.765 +18 40 36.22 V F51
2025-11-24 09:57:11 C 02 11 07.439 +18 40 53.59 V F51
2025-11-24 10:34:45 C 02 11 04.846 +18 41 27.80 V F51
2025-11-28 06:00:06 C 02 07 24.200 +20 15 42.68 X F52
2025-11-28 06:19:50 C 02 07 22.979 +20 16 05.86 X F52
2025-11-28 06:39:32 C 02 07 21.713 +20 16 28.74 X F52
2025-12-11 08:01:28 C 02 02 01.018 +27 20 05.52 X F51
2025-12-11 08:19:01 C 02 02 00.552 +27 20 32.71 X F51
2025-12-11 08:36:34 C 02 02 00.112 +27 20 59.88 X F51
2025-12-11 08:54:24 C 02 01 59.684 +27 21 27.13 X F51
2025-12-11 10:33:31 C 02 01 57.796 +27 23 52.48 V F51
2025-12-11 10:34:26 C 02 01 57.785 +27 23 53.94 V F51
2025-12-11 18:16:36 C 02 02 10.756 +27 35 37.90 X 033
2025-12-11 18:21:50 C 02 02 10.727 +27 35 46.80 X 033
2025-12-11 18:27:07 C 02 02 10.637 +27 35 55.50 X 033
2025-12-11 18:32:22 C 02 02 10.586 +27 36 04.50 X 033
2025-12-12 02:32:22 C 02 02 16.760 +27 49 41.77 V I52
2025-12-12 02:36:58 C 02 02 16.678 +27 49 49.66 V I52
2025-12-12 02:39:15 C 02 02 16.580 +27 49 53.58 V I52
2025-12-12 18:32:22 C 02 02 28.576 +28 15 30.90 X 033
2025-12-12 18:36:33 C 02 02 28.536 +28 15 38.40 X 033
2025-12-12 18:40:46 C 02 02 28.507 +28 15 45.50 X 033
2025-12-12 18:45:00 C 02 02 28.468 +28 15 52.90 X 033