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
2019-10-29 08:26:55 C 01 17 48.281 +06 22 12.06 V F51
2019-10-29 08:27:50 C 01 17 48.234 +06 22 12.09 V F51
2019-10-29 08:44:10 C 01 17 47.001 +06 22 06.38 V F51
2019-10-29 08:45:05 C 01 17 46.929 +06 22 05.90 V F51
2019-10-29 09:01:23 C 01 17 45.685 +06 22 00.84 V F51
2019-10-29 09:02:19 C 01 17 45.629 +06 22 00.43 V F51
2021-11-28 09:46:53 C 06 57 50.54 +39 09 48.9 V V00
2021-11-28 09:53:56 C 06 57 50.80 +39 09 59.6 V V00
2021-11-28 10:00:59 C 06 57 51.05 +39 10 10.2 V V00
2021-11-28 10:08:03 C 06 57 51.31 +39 10 20.9 V V00
2021-11-28 12:04:25 C 06 57 55.57 +39 13 14.5 V I52
2021-11-28 12:12:07 C 06 57 55.83 +39 13 25.3 V I52
2021-11-28 12:16:13 C 06 57 56.03 +39 13 32.1 V I52
2021-11-29 06:36:16 C 06 58 47.05 +39 41 58.6 V I52
2021-11-29 06:40:01 C 06 58 47.20 +39 42 04.5 V I52
2021-11-29 06:43:07 C 06 58 47.36 +39 42 09.9 V I52
2021-11-29 06:47:07 C 06 58 47.46 +39 42 15.3 V I52
2021-11-29 07:43:52 C 06 58 48.96 +39 43 47.3 u H21
2021-11-29 07:51:56 C 06 58 49.29 +39 44 00.1 u H21
2021-11-29 08:00:47 C 06 58 49.61 +39 44 14.1 u H21
2021-11-29 23:42:08 C 06 59 32.24 +40 09 41.0 Z C95
2021-11-30 00:04:42 C 06 59 33.21 +40 10 19.8 Z C95
2021-11-30 01:19:19 C 06 59 35.73 +40 12 23.8 V L01
2021-11-30 01:25:57 C 06 59 36.07 +40 12 34.4 V L01
2021-11-30 01:32:48 C 06 59 36.34 +40 12 45.5 V L01
2021-11-30 12:43:07 C 07 00 05.14 +40 31 40.7 o 291
2021-11-30 12:50:41 C 07 00 05.39 +40 31 53.3 o 291
2021-11-30 12:53:41 C 07 00 05.52 +40 31 58.5 o 291
2021-12-01 07:49:15 C 07 00 59.12 +41 05 16.0 V G96
2021-12-01 07:56:43 C 07 00 59.41 +41 05 29.5 V G96
2021-12-01 08:04:12 C 07 00 59.70 +41 05 43.3 V G96
2021-12-01 08:11:39 C 07 00 59.95 +41 05 56.8 V G96
2021-12-01 08:53:15 C 07 01 01.52 +41 07 12.6 V I52
2021-12-01 08:57:36 C 07 01 01.70 +41 07 20.4 V I52
2021-12-01 09:21:22 C 07 01 02.54 +41 08 04.1 V I52
2021-12-02 04:01:03 C 07 01 52.71 +41 42 28.5 V 033
2021-12-02 04:01:53 C 07 01 52.77 +41 42 30.1 V 033
2021-12-02 04:02:42 C 07 01 52.78 +41 42 32.0 V 033
2021-12-02 07:03:14 C 07 02 03.38 +41 48 23.7 V I52
2021-12-02 07:05:47 C 07 02 03.48 +41 48 28.5 V I52
2021-12-02 07:08:19 C 07 02 03.53 +41 48 33.4 V I52
2021-12-02 07:15:57 C 07 02 03.86 +41 48 48.6 V I52
2021-12-02 09:30:32 C 07 02 08.98 +41 53 10.1 V I52
2021-12-02 09:36:13 C 07 02 09.20 +41 53 20.9 V I52
2021-12-02 09:40:24 C 07 02 09.34 +41 53 29.1 V I52
2021-12-02 10:33:40 C 07 02 11.35 +41 55 11.6 V I52
2021-12-03 11:10:13 C 07 03 20.23 +42 44 23.6 V I52
2021-12-03 11:13:35 C 07 03 20.34 +42 44 31.1 V I52
2021-12-04 02:21:43 C 07 04 04.04 +43 16 22.0 V K88
2021-12-04 02:24:33 C 07 04 04.18 +43 16 27.9 V K88