516396 (2000 WY28)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2895834618 ± 4.71e-08
Semi-major axis (a)1.6384091227 AU ± 8.28e-10
Inclination (i)19.44893030° ± 7.55e-06
Long. of Asc. Node (Ω)63.28628594° ± 4.53e-06
Arg. of Perihelion (ω)357.46808647° ± 1.78e-05
Mean Anomaly (M)326.42221030° ± 9.52e-06
Mean Motion (n)0.4699793107°/day ± 3.56e-10
Perihelion dist (q)1.16395294 AU ± 7.72e-08
Aphelion dist (Q)2.11286531 AU ± 7.72e-08
Orbital Period2.09716952 yr ± 1.59e-09
Physical Parameters
H (abs. magnitude)20.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.343″
Uncertainty0
Orbit TypeAmor
MOID0.175900 AU
Observations Used200
Oppositions12
Arc Total2000-2022
First Observation Used2000-11-20
Last Observation Used2022-01-18
Observations (222)
Date Type RA Dec Mag Band Observatory
2021-12-31 20:48:26 C 03 40 18.90 +63 29 42.8 X B88
2022-01-01 20:29:39 C 03 40 29.48 +63 48 27.5 X B88
2022-01-01 21:13:43 C 03 40 29.41 +63 49 01.1 X B88
2022-01-01 21:57:26 C 03 40 29.31 +63 49 33.5 X B88
2022-01-12 18:18:33 C 03 52 04.39 +66 05 40.4 X B88
2022-01-12 18:56:52 C 03 52 06.95 +66 05 52.5 X B88
2022-01-12 19:35:11 C 03 52 09.37 +66 06 06.0 X B88
2022-01-13 19:10:11 C 03 54 01.77 +66 13 16.0 X B88
2022-01-13 19:41:25 C 03 54 03.82 +66 13 26.0 X B88
2022-01-13 20:15:06 C 03 54 06.63 +66 13 34.7 X B88
2022-01-14 20:33:49 C 03 56 09.76 +66 20 13.0 X B88
2022-01-14 21:11:06 C 03 56 12.63 +66 20 21.5 X B88
2022-01-14 21:47:53 C 03 56 15.51 +66 20 31.2 X B88
2022-01-15 18:37:18 C 03 58 09.54 +66 25 36.4 X B88
2022-01-15 19:22:27 C 03 58 13.34 +66 25 45.4 X B88
2022-01-15 20:07:02 C 03 58 17.19 +66 25 56.6 X B88
2022-01-16 20:19:52 C 04 00 34.40 +66 31 07.6 X B88
2022-01-16 20:52:04 C 04 00 37.35 +66 31 13.6 X B88
2022-01-16 21:26:13 C 04 00 40.13 +66 31 20.6 X B88
2022-01-18 21:02:47 C 04 05 31.39 +66 39 30.3 X B88
2022-01-18 21:41:08 C 04 05 35.43 +66 39 34.9 X B88
2022-01-18 22:19:25 C 04 05 39.49 +66 39 38.0 X B88