465617 (2009 EK1)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2290855096 ± 7.46e-08
Semi-major axis (a)1.2408556507 AU ± 1.01e-08
Inclination (i)9.12467381° ± 5.65e-06
Long. of Asc. Node (Ω)358.37677427° ± 2.36e-05
Arg. of Perihelion (ω)21.87824213° ± 2.71e-05
Mean Anomaly (M)155.20747045° ± 1.91e-05
Mean Motion (n)0.7130670719°/day ± 8.67e-09
Perihelion dist (q)0.95659360 AU ± 9.29e-08
Aphelion dist (Q)1.52511770 AU ± 9.34e-08
Orbital Period1.38223503 yr ± 1.68e-08
NGA Modelr2
A2-1.18307945e-13 ± 1.71e-14 AU/d²
Physical Parameters
H (abs. magnitude)21.36
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.304″
Uncertainty0
Orbit TypeApollo
MOID0.033783 AU
Observations Used88
Oppositions6
Arc Total2001-2023
First Observation Used2001-12-18
Last Observation Used2023-05-10
Observations (88)
Date Type RA Dec Mag Band Observatory
2016-03-15 11:02:38 C 13 05 03.75 -09 15 03.5 o 291
2016-03-15 11:09:09 C 13 05 03.16 -09 15 04.3 o 291
2016-03-18 07:33:31 C 12 59 06.75 -09 19 22.8 u H21
2016-03-18 07:42:51 C 12 59 05.88 -09 19 24.0 u H21
2016-03-18 07:58:01 C 12 59 04.47 -09 19 24.0 u H21
2016-03-29 08:16:54 C 12 33 27.28 -09 15 53.0 L W84
2016-03-29 08:21:32 C 12 33 26.80 -09 15 52.6 L W84
2016-03-29 08:26:11 C 12 33 26.33 -09 15 52.4 L W84
2016-03-29 08:35:22 C 12 33 25.38 -09 15 51.6 L W84
2016-03-31 09:16:04 C 12 28 32.48 -09 12 33.4 q G96
2016-03-31 09:21:18 C 12 28 31.89 -09 12 32.4 q G96
2016-03-31 09:26:34 C 12 28 31.40 -09 12 32.6 q G96
2016-03-31 09:31:48 C 12 28 30.80 -09 12 32.0 q G96
2016-04-02 07:08:23 C 12 23 58.70 -09 08 29.4 q G96
2016-04-02 07:16:32 C 12 23 57.86 -09 08 28.5 q G96
2016-04-02 07:24:40 C 12 23 57.00 -09 08 28.1 q G96
2016-04-02 07:32:49 C 12 23 56.17 -09 08 27.0 q G96
2019-11-18 11:44:13 C 11 00 50.77 +45 27 31.8 V G96
2019-11-18 11:50:58 C 11 00 51.21 +45 27 32.0 V G96
2019-11-18 11:57:43 C 11 00 51.54 +45 27 31.9 V G96
2019-11-18 12:04:28 C 11 00 51.84 +45 27 31.9 V G96
2020-01-07 11:51:25 C 10 45 45.79 +48 51 32.2 U I41
2020-01-07 11:52:49 C 10 45 45.56 +48 51 32.4 U I41
2020-01-07 12:20:25 C 10 45 41.79 +48 51 37.4 U I41
2020-01-07 12:41:41 C 10 45 38.85 +48 51 41.0 U I41
2020-01-18 08:57:09 C 10 06 42.75 +48 54 45.1 V G96
2020-01-18 09:04:42 C 10 06 41.42 +48 54 43.5 V G96
2020-01-18 09:12:15 C 10 06 40.12 +48 54 42.0 V G96
2020-01-18 09:19:48 C 10 06 38.72 +48 54 40.9 V G96
2020-01-24 11:05:36 C 09 41 55.047 +48 03 39.30 U F52
2020-01-24 11:24:25 C 09 41 51.641 +48 03 30.13 U F52
2020-01-24 11:43:16 C 09 41 48.210 +48 03 20.66 U F52
2020-01-28 10:48:14 C 09 26 02.657 +47 06 44.58 U F51
2020-01-28 11:09:23 C 09 25 59.013 +47 06 30.20 U F51
2020-01-28 11:50:37 C 09 25 51.908 +47 06 01.83 U F51
2023-05-10 07:31:06 C 13 22 06.149 -28 59 58.61 X F52
2023-05-10 07:58:28 C 13 22 03.492 -28 59 51.96 X F52
2023-05-10 08:12:09 C 13 22 02.137 -28 59 48.10 X F52