2021 WF1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6018940039 ± 4.16e-07
Semi-major axis (a)0.6802576079 AU ± 6.87e-09
Inclination (i)39.01186199° ± 1.29e-04
Long. of Asc. Node (Ω)250.63902928° ± 1.52e-05
Arg. of Perihelion (ω)346.69382676° ± 2.23e-05
Mean Anomaly (M)234.52016052° ± 8.72e-05
Mean Motion (n)1.7567184592°/day ± 2.66e-08
Perihelion dist (q)0.27081463 AU ± 2.83e-07
Aphelion dist (Q)1.08970058 AU ± 2.83e-07
Orbital Period0.56106104 yr ± 8.50e-09
Physical Parameters
H (abs. magnitude)21.86
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.340″
Uncertainty0
Orbit TypeAten
MOID0.052300 AU
Observations Used102
Oppositions7
Arc Total2016-2025
First Observation Used2016-11-08
Last Observation Used2025-11-15
Observations (102)
Date Type RA Dec Mag Band Observatory
2016-11-08 14:20:49 C 09 12 21.026 +31 40 10.40 V F51
2016-11-08 14:38:20 C 09 12 21.446 +31 39 40.23 V F51
2016-11-08 14:53:47 C 09 12 21.853 +31 39 13.07 V F51
2016-11-08 15:09:19 C 09 12 22.257 +31 38 46.27 V F51
2021-11-26 08:18:36 C 03 34 33.87 +66 25 54.9 V T05
2021-11-26 08:34:44 C 03 34 11.16 +66 24 06.8 V T05
2021-11-26 09:09:29 C 03 33 22.34 +66 20 09.8 V T05
2021-11-26 09:19:30 C 03 33 08.31 +66 19 00.0 V T05
2021-11-26 09:26:06 C 03 32 59.20 +66 18 15.1 V T05
2021-11-26 19:35:20 C 03 19 42.67 +65 03 34.1 V J95
2021-11-26 19:37:17 C 03 19 40.09 +65 03 19.4 V J95
2021-11-26 19:39:23 C 03 19 37.41 +65 03 03.4 V J95
2021-11-26 19:41:02 C 03 19 35.31 +65 02 51.7 V J95
2021-11-26 19:42:43 C 03 19 33.11 +65 02 38.7 V J95
2021-11-26 21:32:26 C 03 17 09.70 +64 48 45.6 V 033
2021-11-26 21:32:50 C 03 17 09.16 +64 48 42.6 V 033
2021-11-26 21:33:14 C 03 17 08.65 +64 48 39.4 V 033
2021-11-26 21:33:47 C 03 17 07.92 +64 48 35.2 V 033
2021-11-26 23:23:55 C 03 14 57.11 +64 33 50.7 X W34
2021-11-26 23:31:33 C 03 14 47.53 +64 32 53.3 Z W33
2021-11-26 23:41:08 C 03 14 35.43 +64 31 38.2 X W34
2021-11-26 23:52:31 C 03 14 21.08 +64 30 10.4 Z W33
2021-11-27 00:00:46 C 03 14 10.67 +64 29 05.9 X W34
2021-11-27 00:13:41 C 03 13 54.55 +64 27 27.0 Z W33
2021-11-27 02:18:29 C 03 11 06.31 +64 10 34.4 V 204
2021-11-27 02:27:53 C 03 10 54.64 +64 09 16.4 V 204
2021-11-27 02:35:19 C 03 10 45.46 +64 08 14.7 V 204
2021-11-27 02:51:17 C 03 10 26.32 +64 05 56.5 V 033
2021-11-27 02:51:41 C 03 10 25.80 +64 05 53.0 V 033
2021-11-27 02:52:05 C 03 10 25.31 +64 05 49.6 V 033
2021-11-27 02:52:40 C 03 10 24.66 +64 05 45.4 V 033
2021-11-27 04:52:23 C 03 08 07.75 +63 50 04.2 X 858
2021-11-27 04:57:24 C 03 08 01.51 +63 49 22.5 X 858
2021-11-27 05:02:09 C 03 07 55.60 +63 48 43.4 X 858
2021-11-27 11:18:35 C 03 00 34.40 +62 55 06.7 r P93
2021-11-27 11:19:26 C 03 00 33.39 +62 54 59.5 r P93
2021-11-27 11:21:10 C 03 00 31.36 +62 54 44.0 r P93
2021-11-27 16:19:21 C 02 54 54.35 +62 09 49.2 V L01
2021-11-27 16:20:29 C 02 54 53.09 +62 09 39.3 V L01
2021-11-27 16:21:36 C 02 54 51.88 +62 09 29.2 V L01
2021-11-27 16:25:43 C 02 54 47.26 +62 08 53.0 V L01
2021-11-27 16:27:01 C 02 54 45.81 +62 08 41.1 V L01
2021-11-27 16:56:08 C 02 54 12.49 +62 04 16.8 V 033
2021-11-27 16:56:32 C 02 54 11.97 +62 04 12.6 V 033
2021-11-27 16:56:57 C 02 54 11.54 +62 04 09.3 V 033
2021-11-27 16:57:37 C 02 54 10.78 +62 04 03.4 V 033
2021-11-27 17:14:39 C 02 53 51.08 +62 01 42.2 V L18
2021-11-27 17:22:59 C 02 53 41.62 +62 00 26.3 V L18
2021-11-27 17:31:19 C 02 53 32.20 +61 59 11.6 V L18
2021-11-27 19:47:18 C 02 51 01.66 +61 38 17.2 V J95