2018 XH2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3595807132 ± 1.11e-05
Semi-major axis (a)1.6102912217 AU ± 2.97e-05
Inclination (i)2.79589945° ± 7.95e-05
Long. of Asc. Node (Ω)41.52191930° ± 1.56e-04
Arg. of Perihelion (ω)55.21229976° ± 1.89e-04
Mean Anomaly (M)136.93720584° ± 3.48e-02
Mean Motion (n)0.4823426199°/day ± 1.34e-05
Perihelion dist (q)1.03126156 AU ± 2.61e-05
Aphelion dist (Q)2.18932089 AU ± 4.42e-05
Orbital Period2.04341529 yr ± 5.66e-05
Physical Parameters
H (abs. magnitude)24.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.276″
Uncertainty2
Orbit TypeAmor
MOID0.061150 AU
Observations Used53
Oppositions1
Arc Total2018-2019
First Observation Used2018-12-09
Last Observation Used2019-02-27
Observations (53)
Date Type RA Dec Mag Band Observatory
2019-02-02 08:55:27 C 11 57 34.35 +23 20 12.0 u H21
2019-02-27 05:59:10 C 11 27 17.84 +18 29 41.2 u H21
2019-02-27 06:03:46 C 11 27 17.53 +18 29 39.3 u H21