2021 WJ2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5789136460 ± 9.13e-04
Semi-major axis (a)1.9140365565 AU ± 3.92e-03
Inclination (i)28.63807139° ± 3.64e-02
Long. of Asc. Node (Ω)58.84329209° ± 5.00e-03
Arg. of Perihelion (ω)275.88228369° ± 1.87e-02
Mean Anomaly (M)210.12463843° ± 1.77e+00
Mean Motion (n)0.3722090546°/day ± 1.14e-03
Perihelion dist (q)0.80597468 AU ± 2.40e-03
Aphelion dist (Q)3.02209844 AU ± 6.43e-03
Orbital Period2.64804489 yr ± 8.13e-03
Physical Parameters
H (abs. magnitude)22.46
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.321″
Uncertainty4
Orbit TypeApollo
MOID0.136351 AU
Observations Used31
Oppositions1
Arc Total2021-2021
First Observation Used2021-11-27
Last Observation Used2021-12-08
Observations (31)
Date Type RA Dec Mag Band Observatory
2021-11-27 07:05:11 C 04 18 52.41 +37 21 25.8 V V00
2021-11-27 07:12:14 C 04 18 50.91 +37 21 38.9 V V00
2021-11-27 07:25:49 C 04 18 47.97 +37 22 04.3 V V00
2021-11-27 07:32:51 C 04 18 46.42 +37 22 18.0 V V00
2021-11-27 09:56:45 C 04 18 15.36 +37 26 47.1 o 291
2021-11-27 10:01:57 C 04 18 14.28 +37 26 56.6 o 291
2021-11-27 10:07:09 C 04 18 13.17 +37 27 05.9 o 291
2021-11-28 02:23:17 C 04 14 53.56 +37 56 37.9 V 033
2021-11-28 02:27:27 C 04 14 52.75 +37 56 46.1 V 033
2021-11-28 02:31:37 C 04 14 51.88 +37 56 52.9 V 033
2021-11-28 02:35:50 C 04 14 51.02 +37 56 59.7 V 033
2021-11-28 02:40:06 C 04 14 50.12 +37 57 07.1 V 033
2021-11-28 03:45:43 C 04 14 39.58 +37 59 10.7 o 291
2021-11-28 03:56:37 C 04 14 37.34 +37 59 30.1 o 291
2021-11-28 04:07:37 C 04 14 35.02 +37 59 50.0 o 291
2021-11-28 04:24:56 C 04 14 31.33 +38 00 21.0 V I52
2021-11-28 04:27:49 C 04 14 30.74 +38 00 26.2 V I52
2021-11-28 04:28:38 C 04 14 30.63 +38 00 27.5 V I52
2021-11-28 04:35:31 C 04 14 29.21 +38 00 40.0 V I52
2021-11-29 05:31:01 C 04 09 33.45 +38 42 26.7 u H21
2021-11-29 05:41:36 C 04 09 31.36 +38 42 43.4 u H21
2021-12-01 05:44:42 C 04 00 40.01 +39 52 53.3 V G96
2021-12-01 05:52:17 C 04 00 38.66 +39 53 03.9 V G96
2021-12-01 06:11:08 C 04 00 35.16 +39 53 29.1 V G96
2021-12-02 04:46:47 C 03 56 42.31 +40 22 08.3 V I52
2021-12-02 04:56:31 C 03 56 40.66 +40 22 20.1 V I52
2021-12-05 03:54:27 C 03 45 35.26 +41 37 22.0 u H21
2021-12-05 04:13:15 C 03 45 32.46 +41 37 39.3 u H21
2021-12-08 05:36:13 C 03 35 50.29 +42 35 37.3 V V06
2021-12-08 05:45:22 C 03 35 49.14 +42 35 43.3 V V06
2021-12-08 05:54:31 C 03 35 47.94 +42 35 49.5 V V06