2021 WR

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6133596088 ± 3.01e-08
Semi-major axis (a)2.5177796300 AU ± 1.90e-09
Inclination (i)1.26322490° ± 3.79e-06
Long. of Asc. Node (Ω)226.66323127° ± 5.03e-05
Arg. of Perihelion (ω)223.17365680° ± 5.88e-05
Mean Anomaly (M)353.89779274° ± 4.12e-06
Mean Motion (n)0.2467094032°/day ± 2.79e-10
Perihelion dist (q)0.97347530 AU ± 7.58e-08
Aphelion dist (Q)4.06208396 AU ± 7.59e-08
Orbital Period3.99509006 yr ± 4.51e-09
Physical Parameters
H (abs. magnitude)25.41
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.265″
Uncertainty0
Orbit TypeApollo
MOID0.010087 AU
Observations Used100
Oppositions3
Arc Total2021-2025
First Observation Used2021-10-28
Last Observation Used2025-11-27
Observations (109)
Date Type RA Dec Mag Band Observatory
2025-11-19 17:27:03 C 03 47 55.31 +14 45 35.3 V D29
2025-11-21 07:42:52 B 04 21 05.885 +14 31 31.69 V U52
2025-11-21 07:50:30 B 04 21 13.039 +14 31 26.08 V U52
2025-11-27 13:34:01 C 08 00 16.278 +06 26 14.49 X F51
2025-11-27 13:45:56 C 08 00 34.017 +06 25 09.36 X F51
2025-11-27 13:46:51 C 08 00 35.437 +06 25 04.05 X F51
2025-11-27 13:59:13 C 08 00 53.799 +06 23 56.63 X F51
2025-11-27 14:00:09 C 08 00 55.241 +06 23 51.22 X F51
2025-11-27 14:13:02 C 08 01 14.444 +06 22 40.30 X F51