516454 (2005 FN4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7644764893 ± 4.94e-08
Semi-major axis (a)2.6616853647 AU ± 8.01e-09
Inclination (i)29.34909982° ± 2.37e-05
Long. of Asc. Node (Ω)190.34825014° ± 7.99e-06
Arg. of Perihelion (ω)105.76922946° ± 1.60e-05
Mean Anomaly (M)250.88902022° ± 8.00e-06
Mean Motion (n)0.2269745696°/day ± 1.03e-09
Perihelion dist (q)0.62688948 AU ± 1.32e-07
Aphelion dist (Q)4.69648125 AU ± 1.32e-07
Orbital Period4.34245248 yr ± 1.96e-08
Physical Parameters
H (abs. magnitude)18.65
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.432″
Uncertainty0
Orbit TypeApollo
MOID0.053439 AU
Observations Used203
Oppositions10
Arc Total2005-2018
First Observation Used2005-03-31
Last Observation Used2018-11-20
Observations (205)
Date Type RA Dec Mag Band Observatory
2018-11-06 09:09:50 C 04 57 23.52 -17 48 29.4 o 691
2018-11-06 09:26:15 C 04 57 22.20 -17 48 39.5 o 691
2018-11-06 09:42:40 C 04 57 20.87 -17 48 49.5 o 691
2018-11-20 08:14:20 C 04 31 01.70 -20 07 10.9 o 695
2018-11-20 08:29:46 C 04 31 00.48 -20 07 14.1 o 695