2021 WS5

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3300640517 ± 5.60e-05
Semi-major axis (a)1.0960232382 AU ± 1.00e-04
Inclination (i)28.98193185° ± 9.10e-03
Long. of Asc. Node (Ω)73.01074568° ± 4.12e-04
Arg. of Perihelion (ω)124.68800428° ± 7.12e-03
Mean Anomaly (M)72.06349466° ± 1.54e-01
Mean Motion (n)0.8589791705°/day ± 1.18e-04
Perihelion dist (q)0.73426537 AU ± 9.10e-05
Aphelion dist (Q)1.45778111 AU ± 1.47e-04
Orbital Period1.14743910 yr ± 1.57e-04
Physical Parameters
H (abs. magnitude)23.42
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.317″
Uncertainty3
Orbit TypeApollo
MOID0.170931 AU
Observations Used32
Oppositions1
Arc Total2021-2021
First Observation Used2021-11-29
Last Observation Used2021-12-23
Observations (32)
Date Type RA Dec Mag Band Observatory
2021-11-29 08:23:50 C 04 58 42.29 +10 41 32.5 V G96
2021-11-29 08:31:10 C 04 58 40.71 +10 41 53.4 V G96
2021-11-29 08:38:30 C 04 58 39.13 +10 42 13.5 V G96
2021-11-29 08:45:50 C 04 58 37.59 +10 42 35.2 V G96
2021-11-29 11:02:06 C 04 58 08.20 +10 48 59.3 V I52
2021-11-29 11:15:59 C 04 58 05.28 +10 49 38.2 V I52
2021-11-29 11:22:55 C 04 58 03.75 +10 49 58.2 V I52
2021-11-30 03:46:20 C 04 54 37.30 +11 37 20.6 V I52
2021-11-30 03:50:57 C 04 54 36.35 +11 37 34.2 V I52
2021-11-30 03:55:35 C 04 54 35.26 +11 37 47.3 V I52
2021-11-30 06:12:42 C 04 54 03.89 +11 44 30.9 V 734
2021-11-30 06:55:38 C 04 53 54.16 +11 46 37.3 V 734
2021-12-01 04:26:27 C 04 49 04.33 +12 51 34.5 u H21
2021-12-01 04:35:10 C 04 49 02.28 +12 52 01.7 u H21
2021-12-03 10:29:34 C 04 35 42.27 +15 46 09.8 V I52
2021-12-03 10:32:57 C 04 35 41.32 +15 46 21.5 V I52
2021-12-03 10:36:21 C 04 35 40.41 +15 46 33.5 V I52
2021-12-03 10:39:44 C 04 35 39.51 +15 46 44.2 V I52
2021-12-05 05:12:26 C 04 24 00.13 +18 14 29.9 V I52
2021-12-05 05:13:31 C 04 23 59.81 +18 14 33.7 V I52
2021-12-05 05:15:26 C 04 23 59.24 +18 14 40.9 V I52
2021-12-05 05:16:31 C 04 23 58.90 +18 14 44.4 V I52
2021-12-08 08:57:58 C 04 00 26.25 +22 53 36.5 V I52
2021-12-08 09:31:30 C 04 00 14.82 +22 55 41.5 V I52
2021-12-08 09:34:22 C 04 00 13.85 +22 55 52.4 V I52
2021-12-12 05:45:13 C 03 27 12.70 +28 43 03.6 V V06
2021-12-12 05:46:30 C 03 27 12.19 +28 43 08.3 V V06
2021-12-12 05:47:47 C 03 27 11.71 +28 43 12.9 V V06
2021-12-12 05:49:04 C 03 27 11.19 +28 43 17.7 V V06
2021-12-23 00:24:37 C 01 41 12.60 +41 19 44.2 u H21
2021-12-23 00:27:43 C 01 41 11.35 +41 19 50.5 u H21
2021-12-23 00:37:22 C 01 41 07.33 +41 20 09.9 u H21