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
2021-10-27 05:17:40 C 01 40 06.47 +13 51 50.8 V G96
2021-11-07 06:18:44 C 01 17 03.638 +15 05 30.72 U F52
2021-11-07 06:33:29 C 01 17 02.478 +15 05 34.56 U F52
2021-11-07 06:48:09 C 01 17 01.312 +15 05 37.96 U F52
2021-11-07 07:02:54 C 01 17 00.144 +15 05 41.72 U F52
2023-01-30 10:45:54 C 14 17 22.679 +45 44 14.68 V G96
2023-01-30 10:53:33 C 14 17 23.021 +45 44 17.99 V G96
2023-01-30 11:01:13 C 14 17 23.298 +45 44 20.40 V G96
2023-01-30 11:08:52 C 14 17 23.600 +45 44 22.96 V G96
2023-02-09 10:50:32 C 14 24 55.458 +47 18 18.54 V G96
2023-02-09 10:58:07 C 14 24 55.483 +47 18 22.28 V G96
2023-02-09 11:05:44 C 14 24 55.746 +47 18 25.63 V G96
2023-02-09 11:13:22 C 14 24 55.847 +47 18 28.84 V G96
2023-03-27 08:03:09 C 13 02 58.038 +52 58 57.76 V 703
2023-03-27 08:11:15 C 13 02 56.562 +52 58 54.73 V 703
2023-03-27 08:19:37 C 13 02 54.827 +52 58 50.81 V 703
2023-03-27 08:28:16 C 13 02 53.149 +52 58 47.60 V 703
2023-03-29 06:55:38 C 12 53 51.810 +52 35 29.33 V G96
2023-03-29 07:03:14 C 12 53 50.291 +52 35 24.94 V G96
2023-03-29 07:10:49 C 12 53 48.746 +52 35 20.65 V G96
2023-03-29 07:18:25 C 12 53 47.213 +52 35 16.26 V G96
2023-03-30 06:59:54 C 12 49 05.351 +52 20 38.29 V 703
2023-03-30 07:21:21 C 12 49 01.146 +52 20 23.75 V 703
2023-03-31 10:03:48 C 12 43 39.808 +52 01 38.09 U F52
2023-03-31 10:19:44 C 12 43 36.502 +52 01 26.20 U F52
2023-03-31 10:51:33 C 12 43 29.895 +52 01 02.22 U F52
2023-04-03 06:29:39 C 12 29 47.141 +51 01 44.04 V 703
2023-04-03 06:45:05 C 12 29 43.969 +51 01 30.22 V 703
2023-04-03 06:52:48 C 12 29 42.274 +51 01 22.55 V 703
2023-04-10 10:39:03 C 11 55 29.412 +47 13 27.38 U F52
2023-04-10 10:54:57 C 11 55 26.297 +47 13 00.81 U F52
2023-04-10 11:11:00 C 11 55 23.147 +47 12 33.75 U F52
2023-04-10 11:26:59 C 11 55 20.005 +47 12 06.97 U F52
2023-04-11 06:49:16 C 11 51 40.572 +46 39 17.21 V 703
2023-04-11 06:56:57 C 11 51 39.035 +46 39 03.67 V 703
2023-04-11 07:04:37 C 11 51 37.613 +46 38 50.24 V 703
2023-04-11 07:12:18 C 11 51 36.115 +46 38 36.20 V 703
2023-04-15 06:34:03 C 11 34 27.764 +43 37 01.34 V 703
2023-04-15 06:41:43 C 11 34 26.281 +43 36 45.90 V 703
2023-04-15 06:49:24 C 11 34 25.028 +43 36 29.48 V 703
2023-04-15 06:57:05 C 11 34 23.696 +43 36 13.21 V 703
2023-04-18 06:23:57 C 11 22 42.568 +40 59 49.78 V 703
2023-04-18 06:32:15 C 11 22 41.279 +40 59 29.44 V 703
2023-04-18 06:40:34 C 11 22 40.008 +40 59 10.00 V 703
2023-04-18 06:48:53 C 11 22 38.752 +40 58 51.06 V 703
2023-04-23 05:46:18 C 11 05 40.272 +36 05 35.95 V 703
2023-04-23 05:53:49 C 11 05 39.282 +36 05 15.97 V 703
2023-04-23 06:01:20 C 11 05 38.144 +36 04 55.92 V 703
2023-04-23 06:08:51 C 11 05 37.219 +36 04 35.51 V 703
2023-04-25 04:43:10 C 10 59 50.658 +34 00 41.83 V G96