2021 WY

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1456262000 ± 2.00e+00
Semi-major axis (a)1.0810973000 AU ± 3.00e+00
Inclination (i)15.82652000° ± 4.00e+00
Long. of Asc. Node (Ω)56.21395000° ± 5.00e+00
Arg. of Perihelion (ω)130.09559000° ± 6.00e+00
Mean Anomaly (M)83.91332000°
Mean Motion (n)0.8768128500°/day ± 3.65e+00
Perihelion dist (q)0.92366120 AU ± 3.35e+00
Aphelion dist (Q)1.23853340 AU ± 4.06e+00
Orbital Period1.12407990 yr ± 4.68e+00
Physical Parameters
H (abs. magnitude)23.69
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.780″
Uncertainty6
Orbit TypeApollo
MOID0.042371 AU
Observations Used25
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-12-07
Observations (26)
Date Type RA Dec Mag Band Observatory
2021-11-24 06:03:57 C 02 18 20.667 +17 12 53.95 U F52
2021-11-24 06:21:17 C 02 18 16.887 +17 13 32.49 U F52
2021-11-24 06:38:32 C 02 18 13.082 +17 14 11.61 U F52
2021-11-24 18:52:33 C 02 15 40.00 +17 41 10.3 V L01
2021-11-24 18:56:17 C 02 15 39.12 +17 41 18.5 V L01
2021-11-24 19:00:02 C 02 15 38.36 +17 41 27.2 V L01
2021-11-24 19:05:37 C 02 15 37.08 +17 41 39.8 V L01
2021-11-24 19:10:36 C 02 15 36.02 +17 41 50.9 V L01
2021-11-24 20:43:52 C 02 15 15.82 +17 45 18.0 V K51
2021-11-24 20:47:53 C 02 15 14.92 +17 45 27.3 V K51
2021-11-24 20:51:55 C 02 15 14.08 +17 45 36.1 V K51
2021-11-26 03:40:20 C 02 08 53.22 +18 53 31.3 X 858
2021-11-26 03:57:53 C 02 08 49.42 +18 54 10.2 X 858
2021-11-26 21:52:50 C 02 05 09.35 +19 32 45.2 V 033
2021-11-26 21:56:25 C 02 05 08.64 +19 32 52.1 V 033
2021-11-26 22:00:00 C 02 05 07.83 +19 32 59.9 V 033
2021-11-27 09:14:04 C 02 02 49.91 +19 57 10.9 o 691
2021-11-27 09:30:45 C 02 02 46.42 +19 57 44.7 o 691
2021-11-27 09:47:24 C 02 02 42.98 +19 58 20.1 o 691
2021-12-01 01:37:22 C 01 45 45.08 +22 58 14.8 V I52
2021-12-01 01:40:19 C 01 45 44.49 +22 58 21.1 V I52
2021-12-01 01:43:17 C 01 45 44.00 +22 58 26.4 V I52
2021-12-04 02:32:48 C 01 32 42.96 +25 15 27.8 u H21
2021-12-04 02:51:15 C 01 32 39.60 +25 16 00.8 u H21
2021-12-07 00:51:55 C 01 21 21.38 +27 17 04.5 u H21
2021-12-07 01:01:43 C 01 21 19.77 +27 17 21.1 u H21