2021 WF1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6018940039 ± 4.16e-07
Semi-major axis (a)0.6802576079 AU ± 6.87e-09
Inclination (i)39.01186199° ± 1.29e-04
Long. of Asc. Node (Ω)250.63902928° ± 1.52e-05
Arg. of Perihelion (ω)346.69382676° ± 2.23e-05
Mean Anomaly (M)234.52016052° ± 8.72e-05
Mean Motion (n)1.7567184592°/day ± 2.66e-08
Perihelion dist (q)0.27081463 AU ± 2.83e-07
Aphelion dist (Q)1.08970058 AU ± 2.83e-07
Orbital Period0.56106104 yr ± 8.50e-09
Physical Parameters
H (abs. magnitude)21.86
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.340″
Uncertainty0
Orbit TypeAten
MOID0.052300 AU
Observations Used102
Oppositions7
Arc Total2016-2025
First Observation Used2016-11-08
Last Observation Used2025-11-15
Observations (102)
Date Type RA Dec Mag Band Observatory
2025-11-15 12:08:37 C 09 40 14.948 +11 38 59.53 V V06
2025-11-15 12:18:16 C 09 40 15.902 +11 38 22.81 V V06