488515 (2001 FE90)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4953228866 ± 1.35e-08
Semi-major axis (a)1.9343905984 AU ± 3.53e-09
Inclination (i)8.81297463° ± 4.03e-06
Long. of Asc. Node (Ω)98.38233833° ± 2.33e-06
Arg. of Perihelion (ω)145.44247917° ± 7.66e-06
Mean Anomaly (M)43.13884616° ± 4.88e-06
Mean Motion (n)0.3663498491°/day ± 1.00e-09
Perihelion dist (q)0.97624266 AU ± 2.62e-08
Aphelion dist (Q)2.89253853 AU ± 2.67e-08
Orbital Period2.69039631 yr ± 7.36e-09
Physical Parameters
H (abs. magnitude)20.71
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.577″
Uncertainty0
Orbit TypeApollo
MOID0.011828 AU
Observations Used278
Radar Obs Used1
Oppositions5
Arc Total2001-2017
First Observation Used2001-03-26
Last Observation Used2017-03-18
Observations (301)
Date Type RA Dec Mag Band Observatory
2017-03-18 06:52:27 C 07 55 47.927 +34 56 39.65 L F51
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2009-06-30 06:20:00 20727825.49 4 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)