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
2023-04-25 04:50:35 C 10 59 49.751 +34 00 21.82 V G96
2023-04-25 05:05:25 C 10 59 47.900 +33 59 41.42 V G96
2023-04-26 06:03:14 C 10 56 53.752 +32 51 31.64 V U68
2023-04-26 06:08:53 C 10 56 52.926 +32 51 17.25 V U68
2023-04-26 06:18:54 C 10 56 51.670 +32 50 51.79 V 703
2023-04-26 06:23:28 C 10 56 51.040 +32 50 38.51 V 703
2023-04-26 06:37:43 C 10 56 49.688 +32 49 57.85 V U68
2023-04-26 06:43:22 C 10 56 48.876 +32 49 42.01 V U68
2023-05-22 03:28:23 C 10 19 25.961 +03 21 47.70 V G96
2023-05-22 03:36:35 C 10 19 25.781 +03 21 25.96 V G96
2023-05-22 03:44:49 C 10 19 25.568 +03 21 04.14 V G96
2023-05-22 03:53:01 C 10 19 25.381 +03 20 42.47 V G96