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
2021-05-17 10:07:30 C 18 05 53.90 +29 24 45.3 – V G96
2021-05-17 10:15:45 C 18 05 53.73 +29 25 01.1 – V G96
2021-05-23 09:54:34 C 18 02 21.89 +34 11 15.7 – V G96
2021-05-23 10:01:55 C 18 02 21.56 +34 11 30.2 – V G96
2021-05-23 10:09:17 C 18 02 21.29 +34 11 45.1 – V G96
2021-05-23 10:16:38 C 18 02 21.02 +34 11 59.2 – V G96
2021-06-18 09:19:41 C 17 14 06.567 +52 23 17.11 – U F51
2021-06-18 09:32:57 C 17 14 04.746 +52 23 35.89 – U F51
2021-06-18 09:46:13 C 17 14 02.929 +52 23 54.49 – U F51
2021-06-29 09:39:51 C 16 34 46.193 +57 47 21.18 – U F51
2021-06-29 09:57:37 C 16 34 42.839 +57 47 39.43 – U F51
2021-06-29 10:15:23 C 16 34 39.540 +57 47 57.05 – U F51
2021-06-29 10:33:10 C 16 34 36.205 +57 48 14.96 – U F51
2022-03-28 08:39:26 C 15 42 37.97 +00 21 01.2 – u H21
2022-03-28 08:44:51 C 15 42 37.89 +00 21 09.9 – u H21
2022-04-04 10:14:42 C 15 38 56.029 +05 04 36.95 – V V06
2022-04-04 10:17:07 C 15 38 55.939 +05 04 40.87 – V V06
2022-04-15 07:25:28 C 15 26 02.280 +12 58 18.90 – V I52
2022-04-15 07:37:28 C 15 26 01.420 +12 58 41.40 – V I52
2022-04-15 07:49:28 C 15 26 00.610 +12 59 03.50 – V I52
2022-05-04 09:12:47 C 14 46 17.807 +25 05 57.80 – V V06
2022-05-04 09:13:51 C 14 46 17.692 +25 05 59.39 – V V06
2022-05-04 09:14:56 C 14 46 17.540 +25 06 00.29 – V V06
2022-05-04 09:16:01 C 14 46 17.450 +25 06 01.73 – V V06
2022-05-10 05:47:20 C 14 32 32.053 +27 32 18.56 – V G96
2022-05-10 05:54:52 C 14 32 31.290 +27 32 25.22 – V G96
2022-05-10 06:02:23 C 14 32 30.534 +27 32 32.21 – V G96
2022-05-10 06:09:54 C 14 32 29.767 +27 32 38.76 – V G96
2023-03-14 09:37:11 C 13 14 44.927 -05 15 38.34 – V G96
2023-03-14 09:44:30 C 13 14 44.264 -05 15 22.14 – V G96
2023-03-14 09:51:50 C 13 14 43.631 -05 15 05.69 – V G96
2023-03-14 09:59:10 C 13 14 42.958 -05 14 49.24 – V G96
2023-03-16 12:22:27 C 13 10 24.801 -03 20 37.90 – U F52
2023-03-16 12:26:06 C 13 10 24.461 -03 20 29.55 – U F52
2023-03-16 12:39:11 C 13 10 23.214 -03 19 59.67 – U F52
2023-03-16 12:42:49 C 13 10 22.869 -03 19 51.36 – U F52
2023-03-16 12:55:54 C 13 10 21.630 -03 19 21.54 – U F52
2023-03-16 12:59:36 C 13 10 21.281 -03 19 12.89 – U F52
2023-03-16 13:16:21 C 13 10 19.694 -03 18 34.58 – U F52
2023-03-25 11:05:43 C 12 50 12.106 +04 51 25.11 – U F51
2023-03-25 11:23:50 C 12 50 10.211 +04 52 05.62 – U F51
2023-03-25 11:41:59 C 12 50 08.306 +04 52 45.96 – U F51
2023-03-27 10:31:10 C 12 45 34.400 +06 35 34.93 – U F52
2023-03-27 11:10:14 C 12 45 30.312 +06 36 59.46 – U F52
2023-03-27 11:29:41 C 12 45 28.275 +06 37 41.38 – U F52
2023-03-28 06:54:47 C 12 43 35.512 +07 19 14.16 – V G96
2023-03-28 07:02:13 C 12 43 34.738 +07 19 29.93 – V G96
2023-03-28 07:09:43 C 12 43 33.967 +07 19 45.98 – V G96
2023-03-28 07:17:10 C 12 43 33.186 +07 20 01.57 – V G96
2023-04-14 07:11:05 C 12 09 12.834 +18 35 14.14 – V G96