2007 PR9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5162124130 ± 7.64e-06
Semi-major axis (a)2.4520379502 AU ± 4.78e-05
Inclination (i)5.29298241° ± 5.16e-05
Long. of Asc. Node (Ω)80.77572208° ± 1.42e-04
Arg. of Perihelion (ω)283.88054659° ± 3.15e-04
Mean Anomaly (M)261.75823219° ± 4.91e-02
Mean Motion (n)0.2566974148°/day ± 7.50e-06
Perihelion dist (q)1.18626552 AU ± 2.97e-05
Aphelion dist (Q)3.71781038 AU ± 7.48e-05
Orbital Period3.83964242 yr ± 1.12e-04
Physical Parameters
H (abs. magnitude)20.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.356″
Uncertainty2
Orbit TypeAmor
MOID0.206954 AU
Observations Used54
Oppositions1
Arc Total2007-2007
First Observation Used2007-08-11
Last Observation Used2007-11-04
Observations (54)
Date Type RA Dec Mag Band Observatory
2007-11-03 02:07:01 C 00 57 07.59 -12 53 25.8 o H55
2007-11-04 02:04:04 C 00 59 14.42 -12 10 15.9 o H55
2007-11-04 02:09:12 C 00 59 14.78 -12 10 07.1 o H55
2007-11-04 02:14:18 C 00 59 15.16 -12 09 57.7 o H55