2021 EZ4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1052518246 ± 1.56e-06
Semi-major axis (a)1.1302583130 AU ± 1.93e-06
Inclination (i)3.09973332° ± 3.64e-05
Long. of Asc. Node (Ω)2.39001344° ± 5.20e-05
Arg. of Perihelion (ω)247.31169273° ± 2.98e-05
Mean Anomaly (M)261.69813186° ± 3.47e-03
Mean Motion (n)0.8202490031°/day ± 2.10e-06
Perihelion dist (q)1.01129656 AU ± 2.47e-06
Aphelion dist (Q)1.24922006 AU ± 2.77e-06
Orbital Period1.20161839 yr ± 3.08e-06
Physical Parameters
H (abs. magnitude)26.16
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.228″
Uncertainty1
Orbit TypeApollo
MOID0.036985 AU
Observations Used54
Oppositions1
Arc Total2021-2021
First Observation Used2021-03-15
Last Observation Used2021-09-06
Observations (54)
Date Type RA Dec Mag Band Observatory
2021-09-05 05:56:19 C 22 55 11.883 -18 12 08.40 V G37
2021-09-05 06:00:15 C 22 55 11.434 -18 12 04.70 V G37
2021-09-06 08:22:38 C 22 52 37.56 -17 46 27.4 o 695
2021-09-06 08:41:30 C 22 52 35.49 -17 46 07.5 o 695