2026 ER3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2972923714 ± 2.21e-04
Semi-major axis (a)1.2248138525 AU ± 2.94e-04
Inclination (i)10.07506666° ± 6.74e-03
Long. of Asc. Node (Ω)168.77593013° ± 8.54e-04
Arg. of Perihelion (ω)84.45662341° ± 3.81e-03
Mean Anomaly (M)230.22895624° ± 5.43e-02
Mean Motion (n)0.7271217604°/day ± 2.62e-04
Perihelion dist (q)0.86068604 AU ± 3.41e-04
Aphelion dist (Q)1.58894167 AU ± 4.68e-04
Orbital Period1.35551752 yr ± 4.88e-04
Physical Parameters
H (abs. magnitude)25.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.298″
Uncertainty2
Orbit TypeApollo
MOID0.046163 AU
Observations Used49
Oppositions1
Arc Total2026-2026
First Observation Used2026-03-14
Last Observation Used2026-03-21
Observations (51)
Date Type RA Dec Mag Band Observatory
2026-03-21 01:50:01 C 14 34 23.516 +40 34 29.50 X 033