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
2016-03-21 09:10:15 C 14 48 54.95 +32 41 34.2 u H21
2016-03-21 09:16:51 C 14 48 54.40 +32 41 31.7 u H21
2016-03-21 09:24:23 C 14 48 53.75 +32 41 29.3 u H21
2016-03-26 06:58:07 C 14 37 40.57 +31 46 18.7 u H21
2016-03-26 07:01:04 C 14 37 40.25 +31 46 17.0 u H21
2016-03-26 07:04:00 C 14 37 39.90 +31 46 15.5 u H21
2016-03-26 07:06:57 C 14 37 39.59 +31 46 14.1 u H21
2016-03-26 07:27:30 C 14 37 37.23 +31 46 02.0 u H21
2016-03-26 07:31:12 C 14 37 36.79 +31 45 59.5 u H21
2016-03-26 21:30:25 C 14 36 01.93 +31 37 11.5 q 204
2016-03-26 21:34:22 C 14 36 01.45 +31 37 09.4 q 204
2016-03-26 21:38:28 C 14 36 00.96 +31 37 06.8 q 204
2016-03-27 19:16:18 C 14 33 25.16 +31 22 43.0 q D29
2016-03-27 19:37:05 C 14 33 22.53 +31 22 29.1 q D29
2016-03-27 19:57:52 C 14 33 19.78 +31 22 13.8 q D29
2016-04-02 10:39:50 C 14 13 56.16 +29 16 19.6 q 703
2016-04-02 10:48:29 C 14 13 54.63 +29 16 09.2 q 703
2016-04-02 10:57:08 C 14 13 53.21 +29 15 58.7 q 703
2016-04-02 11:05:47 C 14 13 51.77 +29 15 47.8 q 703
2016-04-02 11:19:58 C 14 13 49.19 +29 15 30.9 q 703
2016-04-02 11:28:37 C 14 13 47.70 +29 15 19.6 q 703
2016-04-02 11:37:16 C 14 13 46.22 +29 15 09.3 q 703
2016-04-02 11:45:55 C 14 13 44.75 +29 14 58.6 q 703
2016-04-03 06:36:36 C 14 10 34.29 +28 51 25.8 R G45
2016-04-03 06:43:35 C 14 10 33.08 +28 51 16.8 R G45
2016-04-03 06:50:55 C 14 10 31.74 +28 51 07.6 R G45
2016-04-03 06:58:17 C 14 10 30.42 +28 50 58.1 R G45
2016-04-03 09:25:30 C 14 10 03.62 +28 47 45.0 q H45
2016-04-03 09:26:53 C 14 10 03.38 +28 47 43.3 q H45
2016-04-03 09:28:15 C 14 10 03.14 +28 47 41.5 q H45
2016-04-03 09:29:48 C 14 10 02.86 +28 47 39.4 q H45
2016-04-03 09:30:52 C 14 10 02.67 +28 47 37.9 q H45
2016-04-03 09:31:57 C 14 10 02.46 +28 47 36.6 q H45
2016-04-03 19:56:09 C 14 08 14.33 +28 33 36.9 L04
2016-04-03 20:00:42 C 14 08 13.46 +28 33 30.7 L04
2016-04-03 20:04:07 C 14 08 12.85 +28 33 26.2 L04
2016-04-04 08:47:42 C 14 05 53.87 +28 15 49.4 q H45
2016-04-04 08:49:37 C 14 05 53.53 +28 15 46.4 q H45
2016-04-04 08:51:22 C 14 05 53.19 +28 15 44.1 q H45
2016-04-04 08:52:39 C 14 05 52.96 +28 15 42.2 q H45
2016-04-04 08:53:58 C 14 05 52.68 +28 15 40.3 q H45
2016-04-04 08:55:08 C 14 05 52.50 +28 15 38.3 q H45
2016-04-05 08:52:09 C 14 01 24.41 +27 39 56.5 q H45
2016-04-05 08:53:23 C 14 01 24.14 +27 39 53.7 q H45
2016-04-05 08:55:01 C 14 01 23.87 +27 39 51.6 q H45
2016-04-05 08:56:08 C 14 01 23.63 +27 39 49.7 q H45
2016-04-05 08:57:37 C 14 01 23.33 +27 39 47.5 q H45
2016-04-05 08:58:58 C 14 01 23.06 +27 39 45.5 q H45
2016-04-07 00:20:46 C 13 53 36.94 +26 33 55.8 q 113
2016-04-07 00:23:11 C 13 53 36.43 +26 33 51.4 q 113