451217 (2009 XE11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6106270491 ± 3.01e-07
Semi-major axis (a)3.3148450036 AU ± 2.26e-08
Inclination (i)14.05775126° ± 1.50e-05
Long. of Asc. Node (Ω)99.78916113° ± 1.54e-05
Arg. of Perihelion (ω)107.71255633° ± 2.56e-05
Mean Anomaly (M)197.73128489° ± 2.72e-05
Mean Motion (n)0.1633117515°/day ± 1.67e-09
Perihelion dist (q)1.29071098 AU ± 9.97e-07
Aphelion dist (Q)5.33897903 AU ± 9.98e-07
Orbital Period6.03524409 yr ± 6.18e-08
Physical Parameters
H (abs. magnitude)17.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.230″
Uncertainty0
Orbit TypeAmor
MOID0.380744 AU
Observations Used151
Oppositions21
Arc Total1997-2022
First Observation Used1997-12-26
Last Observation Used2022-01-05
Observations (155)
Date Type RA Dec Mag Band Observatory
2022-01-03 03:27:56 C 06 50 29.85 +23 47 04.0 X C95
2022-01-05 06:38:58 C 06 47 46.04 +24 02 24.5 V G96
2022-01-05 06:47:06 C 06 47 45.60 +24 02 27.1 V G96
2022-01-05 06:55:16 C 06 47 45.14 +24 02 29.4 V G96
2022-01-05 07:03:23 C 06 47 44.67 +24 02 31.9 V G96