2021 WJ

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1540050327 ± 5.82e-01
Semi-major axis (a)1.0221103140 AU ± 1.31e+00
Inclination (i)24.46519539° ± 5.86e+01
Long. of Asc. Node (Ω)241.65682774° ± 9.02e+01
Arg. of Perihelion (ω)50.74087645° ± 2.95e+01
Mean Anomaly (M)64.54577268° ± 2.54e+03
Mean Motion (n)0.9537427500°/day ± 1.83e+00
Perihelion dist (q)0.86471730 AU ± 1.26e+00
Aphelion dist (Q)1.17958550 AU ± 1.62e+00
Orbital Period1.03341040 yr ± 1.98e+00
Physical Parameters
H (abs. magnitude)23.77
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.269″
Uncertainty3
Orbit TypeApollo
MOID0.099972 AU
Observations Used37
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-12-08
Observations (41)
Date Type RA Dec Mag Band Observatory
2021-11-23 10:52:28 C 03 34 20.957 +23 51 56.13 U F52
2021-11-23 11:29:26 C 03 34 15.492 +23 46 27.21 U F52
2021-11-23 11:47:50 C 03 34 12.798 +23 43 42.49 U F52
2021-11-23 14:08:46 C 03 33 52.896 +23 22 44.13 V F51
2021-11-23 14:09:42 C 03 33 52.756 +23 22 35.73 V F51
2021-11-23 20:02:08 C 03 33 16.00 +22 30 40.4 V L01
2021-11-23 20:04:22 C 03 33 15.69 +22 30 20.7 V L01
2021-11-23 20:06:36 C 03 33 15.37 +22 30 01.7 V L01
2021-11-23 20:08:51 C 03 33 15.04 +22 29 42.4 V L01
2021-11-23 20:11:05 C 03 33 14.73 +22 29 23.0 V L01
2021-11-23 21:54:02 C 03 33 00.81 +22 14 27.5 V 104
2021-11-23 22:02:06 C 03 32 59.72 +22 13 17.2 V 104
2021-11-23 22:03:41 C 03 32 59.25 +22 13 02.9 X 595
2021-11-23 22:13:12 C 03 32 58.18 +22 11 40.1 V 104
2021-11-23 22:14:26 C 03 32 57.76 +22 11 29.0 X 595
2021-11-24 01:11:51 C 03 32 39.75 +21 45 51.2 X W34
2021-11-24 01:24:05 C 03 32 38.11 +21 44 05.7 X W34
2021-11-24 01:35:55 C 03 32 36.55 +21 42 24.6 X W34
2021-11-24 02:53:03 C 03 32 26.36 +21 31 15.4 u H21
2021-11-24 03:01:06 C 03 32 25.28 +21 30 06.3 u H21
2021-11-24 03:03:39 C 03 32 19.37 +21 29 28.5 V 204
2021-11-24 03:09:25 C 03 32 24.16 +21 28 54.7 u H21
2021-11-24 03:14:55 C 03 32 23.40 +21 28 07.3 u H21
2021-11-24 03:18:31 C 03 32 17.53 +21 27 18.8 V 204
2021-11-24 20:00:51 C 03 30 27.62 +19 05 18.5 V K51
2021-11-24 20:03:40 C 03 30 27.29 +19 04 55.2 V K51
2021-11-24 20:06:30 C 03 30 26.93 +19 04 31.6 V K51
2021-11-27 11:31:06 C 03 24 07.825 +10 49 50.85 U F52
2021-11-27 11:46:39 C 03 24 06.238 +10 47 58.50 U F52
2021-11-27 12:02:11 C 03 24 04.676 +10 46 06.34 U F52
2021-11-27 12:17:44 C 03 24 03.113 +10 44 13.81 U F52
2021-11-28 05:11:55 C 03 22 39.90 +08 46 17.7 u 807
2021-11-28 05:16:28 C 03 22 39.46 +08 45 46.8 u 807
2021-11-28 05:21:03 C 03 22 39.00 +08 45 14.7 u 807
2021-12-03 06:29:18 C 03 14 59.73 -02 50 09.0 V G96
2021-12-03 06:36:48 C 03 14 59.29 -02 50 43.5 V G96
2021-12-03 06:44:18 C 03 14 58.79 -02 51 18.6 V G96
2021-12-03 06:51:49 C 03 14 58.32 -02 51 52.7 V G96
2021-12-08 08:25:48 C 03 10 35.53 -10 35 07.5 o 691
2021-12-08 08:37:12 C 03 10 35.10 -10 35 42.2 o 691
2021-12-08 08:48:35 C 03 10 34.78 -10 36 17.7 o 691