465616 (2009 EC)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3650039488 ± 3.53e-08
Semi-major axis (a)1.7681645738 AU ± 3.46e-09
Inclination (i)37.64189366° ± 1.04e-05
Long. of Asc. Node (Ω)28.59410150° ± 3.24e-06
Arg. of Perihelion (ω)226.07363772° ± 1.07e-05
Mean Anomaly (M)4.39547857° ± 9.79e-06
Mean Motion (n)0.4192067324°/day ± 1.23e-09
Perihelion dist (q)1.12277752 AU ± 6.24e-08
Aphelion dist (Q)2.41355163 AU ± 6.26e-08
Orbital Period2.35116998 yr ± 6.90e-09
Physical Parameters
H (abs. magnitude)18.83
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.309″
Uncertainty0
Orbit TypeAmor
MOID0.204394 AU
Observations Used405
Oppositions8
Arc Total2009-2023
First Observation Used2009-03-01
Last Observation Used2023-05-22
Observations (412)
Date Type RA Dec Mag Band Observatory
2016-04-07 00:25:37 C 13 53 35.93 +26 33 47.2 q 113
2016-04-07 01:31:47 C 13 53 22.02 +26 31 50.6 q 160
2016-04-07 01:34:35 C 13 53 21.44 +26 31 45.6 q 160
2016-04-07 01:37:24 C 13 53 20.86 +26 31 40.6 q 160
2016-04-07 07:42:44 C 13 52 05.88 +26 20 42.2 q H45
2016-04-07 07:44:24 C 13 52 05.53 +26 20 39.3 q H45
2016-04-07 07:45:34 C 13 52 05.26 +26 20 37.1 q H45
2016-04-07 07:47:53 C 13 52 04.79 +26 20 32.7 q H45
2016-04-07 07:49:13 C 13 52 04.47 +26 20 30.1 q H45
2016-04-07 07:50:27 C 13 52 04.22 +26 20 28.0 q H45
2016-04-08 08:34:46 C 13 46 50.37 +25 33 08.3 q H45
2016-04-08 08:36:03 C 13 46 50.07 +25 33 05.9 q H45
2016-04-08 08:37:14 C 13 46 49.80 +25 33 03.4 q H45
2016-04-08 08:38:22 C 13 46 49.58 +25 33 01.1 q H45
2016-04-08 08:39:59 C 13 46 49.24 +25 32 57.9 q H45
2016-04-08 08:41:21 C 13 46 48.89 +25 32 55.1 q H45
2016-04-09 10:32:04 C 13 41 09.09 +24 39 15.6 L T05
2016-04-09 11:05:10 C 13 41 01.41 +24 38 05.2 L T05
2016-04-09 11:45:34 C 13 40 51.96 +24 36 35.6 L T05
2016-04-09 11:56:42 C 13 40 49.35 +24 36 11.9 L T05
2016-04-09 20:34:42 C 13 38 53.92 +24 16 53.3 q C77
2016-04-09 20:40:56 C 13 38 52.50 +24 16 39.6 q C77
2016-04-09 20:47:20 C 13 38 51.00 +24 16 25.2 q C77
2016-04-11 01:36:39 C 13 32 08.13 +23 08 51.5 q 160
2016-04-11 01:39:41 C 13 32 07.40 +23 08 43.9 q 160
2016-04-11 01:42:43 C 13 32 06.67 +23 08 36.0 q 160
2016-04-11 08:29:20 C 13 30 31.897 +22 51 59.93 L F51
2016-04-11 08:48:04 C 13 30 27.292 +22 51 13.28 L F51
2016-04-11 09:06:46 C 13 30 22.680 +22 50 26.94 L F51
2016-04-11 09:25:43 C 13 30 18.019 +22 49 39.71 L F51
2016-04-11 10:29:45 C 13 30 02.22 +22 46 59.6 L T05
2016-04-11 10:59:58 C 13 29 54.72 +22 45 42.9 L T05
2016-04-11 11:14:15 C 13 29 51.19 +22 45 06.9 L T05
2016-04-11 11:43:22 C 13 29 43.98 +22 43 53.3 L T05
2016-04-11 22:45:17 C 13 27 05.16 +22 15 21.6 t 130
2016-04-11 22:48:10 C 13 27 04.47 +22 15 14.5 t 130
2016-04-11 22:50:19 C 13 27 03.92 +22 15 08.6 t 130
2016-04-11 22:51:44 C 13 27 03.59 +22 15 05.2 t 130
2016-04-12 20:20:07 C 13 21 47.44 +21 17 12.7 q 246
2016-04-12 20:20:51 C 13 21 47.27 +21 17 10.6 q 246
2016-04-12 20:21:11 C 13 21 47.18 +21 17 09.9 q 246
2016-04-12 20:21:31 C 13 21 47.11 +21 17 08.9 q 246
2016-04-12 20:21:45 C 13 21 47.04 +21 17 08.1 q 246
2016-04-12 20:21:59 C 13 21 46.99 +21 17 07.6 q 246
2016-04-12 20:22:25 C 13 21 46.88 +21 17 06.5 q 246
2016-04-12 20:22:37 C 13 21 46.81 +21 17 05.9 q 246
2016-04-13 00:58:52 C 13 20 36.36 +21 04 18.1 q 160
2016-04-13 01:01:50 C 13 20 35.57 +21 04 09.2 q 160
2016-04-13 01:04:47 C 13 20 34.81 +21 03 59.3 q 160
2016-04-14 20:25:21 C 13 09 31.14 +18 54 42.4 q 246