665326 (2009 EF3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3074794003 ± 7.49e-08
Semi-major axis (a)1.0514768862 AU ± 9.72e-09
Inclination (i)16.52926507° ± 6.36e-06
Long. of Asc. Node (Ω)177.50917499° ± 7.62e-06
Arg. of Perihelion (ω)211.04767524° ± 1.03e-05
Mean Anomaly (M)309.00299078° ± 3.88e-06
Mean Motion (n)0.9141399322°/day ± 1.27e-08
Perihelion dist (q)0.72816940 AU ± 7.90e-08
Aphelion dist (Q)1.37478437 AU ± 7.98e-08
Orbital Period1.07820067 yr ± 1.49e-08
Physical Parameters
H (abs. magnitude)21.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.312″
Uncertainty0
Orbit TypeApollo
MOID0.197105 AU
Observations Used147
Oppositions1
Arc Total2009-2024
First Observation Used2009-03-15
Last Observation Used2024-03-13
Observations (160)
Date Type RA Dec Mag Band Observatory
2023-04-14 07:18:33 C 12 09 12.366 +18 35 22.74 V G96
2023-04-14 07:26:02 C 12 09 11.848 +18 35 30.59 V G96
2023-04-14 07:33:31 C 12 09 11.326 +18 35 40.02 V G96
2023-04-26 05:13:12 C 11 55 39.767 +22 27 00.00 V G96
2023-04-26 05:20:40 C 11 55 39.536 +22 27 05.00 V G96
2023-04-26 05:28:07 C 11 55 39.263 +22 27 08.42 V G96
2023-04-26 05:35:35 C 11 55 39.018 +22 27 12.28 V G96
2024-03-13 02:01:25 C 08 16 52.390 +01 26 18.40 V 807
2024-03-13 02:06:10 C 08 16 52.730 +01 26 30.60 V 807
2024-03-13 02:10:55 C 08 16 53.060 +01 26 43.00 V 807