2021 WY3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6103465671 ± 3.99e-08
Semi-major axis (a)1.3783559135 AU ± 1.79e-08
Inclination (i)7.08860854° ± 3.86e-06
Long. of Asc. Node (Ω)34.63771825° ± 3.20e-05
Arg. of Perihelion (ω)164.16704535° ± 3.30e-05
Mean Anomaly (M)115.34192283° ± 1.49e-05
Mean Motion (n)0.6090742168°/day ± 1.19e-08
Perihelion dist (q)0.53708111 AU ± 5.54e-08
Aphelion dist (Q)2.21963071 AU ± 6.21e-08
Orbital Period1.61823675 yr ± 3.16e-08
Physical Parameters
H (abs. magnitude)21.15
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.188″
Uncertainty0
Orbit TypeApollo
MOID0.108068 AU
Observations Used116
Oppositions2
Arc Total2019-2025
First Observation Used2019-10-29
Last Observation Used2025-08-26
Observations (122)
Date Type RA Dec Mag Band Observatory
2021-12-04 02:27:23 C 07 04 04.29 +43 16 34.0 V K88
2021-12-05 07:23:26 C 07 05 31.93 +44 21 47.0 V I52
2021-12-05 07:28:12 C 07 05 32.13 +44 21 58.5 V I52
2021-12-05 07:33:49 C 07 05 32.37 +44 22 11.8 V I52
2021-12-05 08:25:37 C 07 05 34.45 +44 24 14.9 V I52
2021-12-05 19:35:26 C 07 06 09.77 +44 50 34.7 V 033
2021-12-05 19:36:26 C 07 06 09.80 +44 50 37.6 V 033
2021-12-05 19:37:25 C 07 06 09.86 +44 50 39.7 V 033
2021-12-05 19:38:29 C 07 06 09.94 +44 50 42.3 V 033
2021-12-07 01:59:14 C 07 07 44.27 +46 08 08.3 V 033
2021-12-07 02:00:24 C 07 07 44.33 +46 08 10.5 V 033
2021-12-07 02:01:34 C 07 07 44.34 +46 08 14.4 V 033
2021-12-07 02:02:53 C 07 07 44.46 +46 08 18.1 V 033
2021-12-07 20:38:29 C 07 08 49.24 +46 59 07.0 V 033
2021-12-07 20:38:58 C 07 08 49.27 +46 59 08.1 V 033
2021-12-07 20:39:27 C 07 08 49.29 +46 59 09.6 V 033
2021-12-07 20:40:10 C 07 08 49.33 +46 59 11.5 V 033
2021-12-12 06:02:28 C 07 16 04.78 +52 54 31.8 V I52
2021-12-12 06:05:29 C 07 16 04.95 +52 54 44.3 V I52
2021-12-12 06:07:31 C 07 16 05.12 +52 54 52.7 V I52
2021-12-12 11:38:58 C 07 16 28.66 +53 17 19.4 V G96
2021-12-12 11:47:17 C 07 16 29.26 +53 17 52.9 V G96
2021-12-12 11:55:36 C 07 16 29.89 +53 18 26.4 V G96
2021-12-12 12:03:56 C 07 16 30.58 +53 19 00.0 V G96
2021-12-13 12:51:18 C 07 18 49.63 +55 05 14.0 V I52
2021-12-13 12:59:39 C 07 18 50.33 +55 05 50.4 V I52
2021-12-13 13:05:41 C 07 18 50.92 +55 06 16.6 V I52
2021-12-13 13:06:58 C 07 18 50.97 +55 06 22.5 V I52
2021-12-21 17:04:19 C 08 25 16.84 +76 44 25.3 V 033
2021-12-21 17:04:44 C 08 25 17.31 +76 44 29.1 V 033
2021-12-21 17:05:09 C 08 25 17.82 +76 44 32.9 V 033
2021-12-21 17:05:39 C 08 25 18.43 +76 44 37.1 V 033
2021-12-21 19:47:12 C 08 28 43.07 +77 09 15.1 V J95
2021-12-21 20:06:53 C 08 29 08.87 +77 12 16.8 V J95
2021-12-21 20:35:48 C 08 29 47.05 +77 16 44.4 V J95
2021-12-21 20:51:30 C 08 30 07.93 +77 19 09.5 V J95
2021-12-25 17:32:03 C 16 16 12.38 +81 12 48.4 V 033
2021-12-25 17:32:28 C 16 16 13.99 +81 12 44.1 V 033
2021-12-25 17:32:53 C 16 16 15.43 +81 12 40.0 V 033
2021-12-26 04:03:44 C 16 49 07.15 +79 14 11.1 V 033
2021-12-26 04:04:09 C 16 49 08.27 +79 14 06.3 V 033
2021-12-26 04:04:35 C 16 49 09.24 +79 14 01.7 V 033
2021-12-26 05:01:27 C 16 51 29.58 +79 02 51.3 V 033
2021-12-26 05:01:52 C 16 51 30.67 +79 02 46.3 V 033
2021-12-26 05:02:17 C 16 51 31.54 +79 02 41.5 V 033
2021-12-26 05:02:55 C 16 51 33.17 +79 02 34.1 V 033
2022-09-23 09:53:51 C 00 37 58.044 -03 25 59.29 V F52
2022-09-23 10:25:27 C 00 37 55.483 -03 26 11.60 V F52
2022-09-27 09:40:50 C 00 30 21.384 -04 03 22.36 V F51
2022-09-27 09:56:34 C 00 30 20.113 -04 03 28.33 V F51