508997 (2005 FL4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7078457050 ± 5.87e-08
Semi-major axis (a)2.6860778248 AU ± 4.91e-08
Inclination (i)28.50347448° ± 1.54e-05
Long. of Asc. Node (Ω)66.33906467° ± 3.90e-05
Arg. of Perihelion (ω)177.94347635° ± 3.75e-05
Mean Anomaly (M)259.45034929° ± 2.08e-05
Mean Motion (n)0.2238898415°/day ± 6.14e-09
Perihelion dist (q)0.78474917 AU ± 1.58e-07
Aphelion dist (Q)4.58740648 AU ± 1.79e-07
Orbital Period4.40228229 yr ± 1.21e-07
Physical Parameters
H (abs. magnitude)17.12
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.337″
Uncertainty0
Orbit TypeApollo
MOID0.229200 AU
Observations Used89
Oppositions12
Arc Total2005-2021
First Observation Used2005-03-30
Last Observation Used2021-12-01
Observations (108)
Date Type RA Dec Mag Band Observatory
2018-07-31 21:20:52 S 03 43 50.90 -36 54 03.4 L C51
2018-07-31 22:54:56 S 03 43 48.57 -36 55 08.5 L C51
2018-08-01 02:03:26 S 03 43 43.62 -36 57 17.2 L C51
2018-08-01 09:54:41 S 03 43 31.358 -37 02 39.34 L C51
2018-08-04 21:09:46 S 03 41 02.628 -37 59 34.01 L C51
2021-12-01 07:58:45 C 07 13 27.38 +41 19 09.7 V G96
2021-12-01 08:06:14 C 07 13 27.13 +41 19 12.6 V G96
2021-12-01 08:13:41 C 07 13 26.88 +41 19 16.1 V G96