457663 (2009 DN1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2853765899 ± 2.47e-08
Semi-major axis (a)1.4417643831 AU ± 2.58e-09
Inclination (i)7.86144733° ± 3.08e-06
Long. of Asc. Node (Ω)280.84326693° ± 2.00e-05
Arg. of Perihelion (ω)314.33254061° ± 2.23e-05
Mean Anomaly (M)185.68557765° ± 1.27e-05
Mean Motion (n)0.5693388728°/day ± 1.53e-09
Perihelion dist (q)1.03031858 AU ± 3.56e-08
Aphelion dist (Q)1.85321019 AU ± 3.57e-08
Orbital Period1.73117686 yr ± 4.65e-09
Physical Parameters
H (abs. magnitude)20.28
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.275″
Uncertainty0
Orbit TypeAmor
MOID0.059042 AU
Observations Used191
Oppositions15
Arc Total1990-2025
First Observation Used1990-08-20
Last Observation Used2025-12-19
Observations (202)
Date Type RA Dec Mag Band Observatory
2025-12-19 06:45:50 C 02 54 05.166 +25 06 53.10 V V00
2025-12-19 06:53:53 C 02 54 04.900 +25 06 49.32 V V00