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
2016-04-18 02:47:33 C 12 48 26.46 +14 23 58.1 u H21
2016-04-18 02:50:29 C 12 48 25.62 +14 23 47.4 u H21
2016-04-18 22:27:35 C 12 42 58.68 +13 08 51.7 q 160
2016-04-18 22:29:23 C 12 42 58.16 +13 08 44.9 q 160
2016-04-18 22:31:11 C 12 42 57.71 +13 08 38.0 q 160
2016-04-19 22:50:10 C 12 36 10.00 +11 32 08.4 q 160
2016-04-19 22:52:06 C 12 36 09.54 +11 32 01.0 q 160
2016-04-19 22:54:02 C 12 36 08.84 +11 31 53.7 q 160
2016-04-20 06:25:25 C 12 34 01.71 +11 01 19.5 q H21
2016-04-20 06:27:23 C 12 34 01.16 +11 01 11.9 q H21
2016-04-20 06:29:20 C 12 34 00.59 +11 01 03.2 q H21
2016-04-25 04:39:12 C 12 00 45.52 +02 25 10.8 q H45
2016-04-25 04:40:01 C 12 00 45.31 +02 25 07.0 q H45
2016-04-25 04:41:07 C 12 00 44.98 +02 25 02.5 q H45
2016-04-25 04:42:31 C 12 00 44.56 +02 24 55.8 q H45
2016-04-25 04:43:34 C 12 00 44.31 +02 24 51.4 q H45
2016-04-25 04:44:36 C 12 00 44.02 +02 24 46.3 q H45
2016-04-25 04:45:46 C 12 00 43.66 +02 24 41.0 q H45
2016-04-25 04:46:58 C 12 00 43.31 +02 24 35.5 q H45
2016-04-25 05:29:43 C 12 00 31.62 +02 21 22.9 q 703
2016-04-25 05:39:50 C 12 00 28.72 +02 20 36.3 q 703
2016-04-25 05:49:59 C 12 00 25.81 +02 19 50.0 q 703
2016-04-25 06:00:07 C 12 00 22.90 +02 19 04.0 q 703
2016-04-25 06:55:49 C 12 00 06.93 +02 14 50.6 u 926
2016-04-25 06:59:52 C 12 00 05.76 +02 14 32.1 u 926
2016-04-25 07:05:07 C 12 00 04.30 +02 14 08.6 u 926
2016-04-25 22:03:08 C 11 55 55.39 +01 05 41.6 t 130
2016-04-25 22:04:39 C 11 55 54.97 +01 05 34.7 t 130
2016-04-25 22:05:48 C 11 55 54.66 +01 05 29.4 t 130
2016-04-25 22:07:21 C 11 55 54.20 +01 05 21.7 t 130
2016-04-27 03:59:53 C 11 47 42.47 -01 11 20.5 R G45
2016-04-27 04:02:12 C 11 47 41.79 -01 11 31.3 R G45
2016-04-27 04:06:14 C 11 47 40.69 -01 11 49.6 R G45
2016-04-27 04:08:30 C 11 47 40.04 -01 12 00.1 R G45
2016-04-27 04:12:41 C 11 47 38.86 -01 12 19.0 R G45
2016-04-27 04:15:42 C 11 47 38.04 -01 12 33.0 R G45
2016-04-27 07:00:04 C 11 46 51.97 -01 25 05.3 R G45
2016-04-27 07:07:26 C 11 46 49.92 -01 25 39.0 R G45
2016-04-27 09:41:49 C 11 46 08.17 -01 37 19.2 L T05
2016-04-27 10:04:36 C 11 46 01.79 -01 39 03.2 L T05
2016-04-27 10:26:36 C 11 45 55.66 -01 40 43.4 L T05
2016-04-27 10:49:21 C 11 45 49.32 -01 42 27.5 L T05
2016-04-27 18:49:56 C 11 43 41.04 -02 19 16.1 L04
2016-04-27 18:55:55 C 11 43 39.37 -02 19 43.6 L04
2016-04-28 09:28:11 C 11 39 43.70 -03 25 48.1 L T05
2016-04-28 09:55:33 C 11 39 36.15 -03 27 51.8 L T05
2016-04-28 10:22:01 C 11 39 28.83 -03 29 52.3 L T05
2016-04-28 10:48:50 C 11 39 21.54 -03 31 54.9 L T05
2016-04-29 09:22:36 C 11 33 23.47 -05 13 56.0 L T05
2016-04-29 09:46:24 C 11 33 17.04 -05 15 42.9 L T05