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
2009-03-15 05:25:18 C 11 59 00.10 -02 17 47.1 o 691
2009-03-15 05:47:49 C 11 58 57.74 -02 16 46.8 o 691
2009-03-15 06:10:20 C 11 58 55.33 -02 15 45.8 o 691
2009-03-15 07:23:26 C 11 58 47.54 -02 12 28.7 o 291
2009-03-15 07:28:49 C 11 58 46.96 -02 12 14.2 o 291
2009-03-15 07:34:07 C 11 58 46.40 -02 12 00.0 o 291
2009-03-15 07:38:34 C 11 58 45.31 -02 11 51.4 o H55
2009-03-15 07:48:10 C 11 58 44.31 -02 11 25.2 o H55
2009-03-15 07:57:24 C 11 58 43.34 -02 11 00.4 o H55
2009-03-15 23:57:30 C 11 57 09.25 -01 28 08.9 r J95
2009-03-16 00:12:24 C 11 57 07.70 -01 27 29.3 r J95
2009-03-16 00:16:54 C 11 57 07.23 -01 27 18.0 r J95
2009-03-16 06:44:33 C 11 56 29.44 -01 09 54.4 c 854
2009-03-16 06:55:29 C 11 56 28.46 -01 09 25.1 o 673
2009-03-16 06:55:53 C 11 56 28.29 -01 09 23.8 c 854
2009-03-16 07:06:19 C 11 56 27.43 -01 08 56.9 o 673
2009-03-16 07:07:12 C 11 56 27.18 -01 08 53.9 c 854
2009-03-16 07:11:20 C 11 56 26.89 -01 08 43.6 o 673
2009-03-16 07:21:10 C 11 56 25.88 -01 08 18.8 o 673
2009-03-16 08:28:18 C 11 56 18.47 -01 05 16.3 o 291
2009-03-16 08:35:26 C 11 56 17.77 -01 05 00.1 o 291
2009-03-16 08:40:48 C 11 56 17.24 -01 04 46.5 o 291
2009-03-16 08:44:30 C 11 56 16.53 -01 04 38.0 r H36
2009-03-16 08:52:31 C 11 56 15.55 -01 04 16.8 r H36
2009-03-16 09:00:31 C 11 56 14.72 -01 03 55.5 r H36
2009-03-16 09:35:01 C 11 56 11.58 -01 02 22.0 r G96
2009-03-16 09:47:45 C 11 56 10.14 -01 01 47.0 r G96
2009-03-16 10:00:35 C 11 56 08.84 -01 01 13.0 r G96
2009-03-16 10:13:35 C 11 56 07.51 -01 00 39.4 r G96
2009-03-17 06:48:22 C 11 54 07.80 -00 06 15.0 o H55
2009-03-17 06:56:11 C 11 54 06.98 -00 05 54.6 o H55
2009-03-17 06:58:46 C 11 54 06.73 -00 05 47.7 o H55
2009-03-17 07:45:14 C 11 54 02.52 -00 03 42.3 o 291
2009-03-17 07:50:36 C 11 54 01.95 -00 03 28.0 o 291
2009-03-17 07:55:55 C 11 54 01.41 -00 03 14.2 o 291
2009-03-17 23:15:57 C 11 52 33.20 +00 36 48.4 r J75
2009-03-17 23:35:11 C 11 52 31.18 +00 37 38.8 r J75
2009-03-17 23:54:25 C 11 52 29.21 +00 38 29.7 r J75
2009-03-18 00:58:28 C 11 52 22.40 +00 41 13.2 v 204
2009-03-18 02:21:40 C 11 52 14.00 +00 44 49.2 v 204
2009-03-18 06:29:02 C 11 51 51.70 +00 55 36.3 o 291
2009-03-18 06:34:24 C 11 51 51.14 +00 55 50.2 o 291
2009-03-18 06:39:43 C 11 51 50.61 +00 56 04.0 o 291
2009-03-18 07:09:38 C 11 51 47.52 +00 57 20.9 r G96
2009-03-18 07:19:30 C 11 51 46.51 +00 57 46.6 r G96
2009-03-18 07:29:15 C 11 51 45.46 +00 58 11.7 r G96
2009-03-18 07:39:10 C 11 51 44.46 +00 58 37.2 r G96
2009-03-24 08:39:56 C 11 38 41.86 +06 50 27.7 o 291
2009-03-24 08:45:44 C 11 38 41.34 +06 50 41.0 o 291
2009-03-24 08:51:10 C 11 38 40.87 +06 50 52.8 o 291