2018 EW3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3452039692 ± 1.06e-05
Semi-major axis (a)1.6997807006 AU ± 3.21e-05
Inclination (i)9.28039816° ± 2.06e-04
Long. of Asc. Node (Ω)177.15868416° ± 5.60e-05
Arg. of Perihelion (ω)351.54485161° ± 1.18e-04
Mean Anomaly (M)170.19931028° ± 3.54e-02
Mean Motion (n)0.4447571466°/day ± 1.26e-05
Perihelion dist (q)1.11300966 AU ± 2.77e-05
Aphelion dist (Q)2.28655175 AU ± 4.68e-05
Orbital Period2.21609993 yr ± 6.28e-05
Physical Parameters
H (abs. magnitude)23.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.306″
Uncertainty2
Orbit TypeAmor
MOID0.120171 AU
Observations Used54
Oppositions1
Arc Total2018-2018
First Observation Used2018-03-10
Last Observation Used2018-05-11
Observations (54)
Date Type RA Dec Mag Band Observatory
2018-04-25 03:58:06 C 12 58 59.73 +23 14 04.3 u H21
2018-05-11 03:12:25 C 13 33 48.86 +20 24 25.4 u H21
2018-05-11 03:40:23 C 13 33 50.79 +20 24 08.0 u H21
2018-05-11 04:05:38 C 13 33 52.57 +20 23 51.8 u H21