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
2009-03-01 11:51:14 C 15 48 20.66 +12 45 53.9 r 703
2009-03-01 12:02:32 C 15 48 21.20 +12 45 44.4 r 703
2009-03-01 12:13:58 C 15 48 21.74 +12 45 32.6 r 703
2009-03-01 12:25:17 C 15 48 22.39 +12 45 22.7 r 703
2009-03-01 12:33:05 C 15 48 22.80 +12 45 16.5 r 703
2009-03-01 12:34:13 C 15 48 22.86 +12 45 13.9 r 703
2009-03-01 12:35:20 C 15 48 22.91 +12 45 14.6 r 703
2009-03-01 12:36:28 C 15 48 22.92 +12 45 12.9 r 703
2009-03-02 02:52:09 C 15 49 08.99 +12 32 04.1 J95
2009-03-02 03:00:30 C 15 49 09.39 +12 31 56.3 J95
2009-03-02 03:08:52 C 15 49 09.83 +12 31 48.4 J95
2009-03-21 10:36:25 C 16 10 13.29 +01 45 17.7 r 703
2009-03-21 10:45:08 C 16 10 13.62 +01 45 01.2 r 703
2009-03-21 10:53:47 C 16 10 13.87 +01 44 41.3 r 703
2009-03-21 11:41:02 C 16 10 15.59 +01 42 58.8 658
2009-03-21 11:44:13 C 16 10 15.70 +01 42 52.2 658
2009-03-21 11:47:22 C 16 10 15.81 +01 42 45.6 658
2009-03-21 11:59:42 C 16 10 15.98 +01 42 23.5 r 703
2009-03-21 12:00:29 C 16 10 15.99 +01 42 22.1 r 703
2009-03-21 12:01:15 C 16 10 15.99 +01 42 20.8 r 703
2009-03-21 12:02:01 C 16 10 16.03 +01 42 19.0 r 703
2009-03-28 04:56:24 C 16 15 28.79 -04 58 12.7 18.1 r I36
2009-03-28 05:22:14 C 16 15 29.42 -04 59 28.9 18.6 r I36
2009-03-28 07:54:45 C 16 15 32.86 -05 07 01.1 18.7 r I36
2009-03-29 10:18:40 C 16 16 15.57 -06 28 10.8 r 448
2009-03-29 10:24:03 C 16 16 15.70 -06 28 26.8 r 448
2009-03-29 10:30:00 C 16 16 15.80 -06 28 46.0 r 448
2009-03-29 10:35:21 C 16 16 15.94 -06 29 02.8 r 448
2009-04-08 07:57:44 C 16 20 15.96 -22 50 20.2 o H55
2009-04-08 08:00:54 C 16 20 15.97 -22 50 36.9 o H55
2009-04-08 08:03:01 C 16 20 15.97 -22 50 47.7 o H55
2009-04-08 08:06:02 C 16 20 16.00 -22 51 04.4 o H55
2009-04-29 16:09:00 C 15 22 15.68 -77 56 41.7 r E12
2009-04-29 16:12:39 C 15 22 13.45 -77 57 00.7 r E12
2009-05-01 14:52:31 C 14 41 45.94 -81 46 39.5 r E12
2009-05-01 14:55:52 C 14 41 41.62 -81 46 54.2 r E12
2009-09-20 13:58:03 C 00 56 50.36 -61 53 15.0 r E12
2009-09-20 14:04:55 C 00 56 48.68 -61 53 06.8 r E12
2014-08-01 04:33:21 C 03 15 04.00 +05 00 34.9 t 950
2014-08-01 04:36:07 C 03 15 04.09 +05 00 36.0 t 950
2014-08-01 04:38:53 C 03 15 04.19 +05 00 37.5 t 950
2014-08-01 04:41:39 C 03 15 04.27 +05 00 38.8 t 950
2014-08-01 04:44:26 C 03 15 04.37 +05 00 40.3 t 950
2014-08-01 04:47:14 C 03 15 04.45 +05 00 41.8 t 950
2014-08-31 13:09:36 C 03 25 40.933 +11 14 31.47 L F51
2014-08-31 13:28:17 C 03 25 40.750 +11 14 41.10 L F51
2014-08-31 13:46:53 C 03 25 40.607 +11 14 50.70 L F51
2014-09-24 09:42:35 C 03 08 19.13 +16 17 21.3 q G96
2014-09-24 09:51:21 C 03 08 18.68 +16 17 25.7 q G96
2014-09-24 10:00:08 C 03 08 18.12 +16 17 30.5 q G96