2011 EP40

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2816153233 ± 7.94e-08
Semi-major axis (a)1.0806757819 AU ± 1.64e-09
Inclination (i)16.78105795° ± 9.31e-06
Long. of Asc. Node (Ω)145.16410694° ± 1.18e-05
Arg. of Perihelion (ω)180.83232811° ± 2.95e-05
Mean Anomaly (M)246.40540545° ± 4.05e-05
Mean Motion (n)0.8773424592°/day ± 1.99e-09
Perihelion dist (q)0.77634092 AU ± 8.58e-08
Aphelion dist (Q)1.38501064 AU ± 8.59e-08
Orbital Period1.12342253 yr ± 2.55e-09
Physical Parameters
H (abs. magnitude)21.10
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.217″
Uncertainty0
Orbit TypeApollo
MOID0.237306 AU
Observations Used64
Oppositions2
Arc Total2002-2022
First Observation Used2002-02-22
Last Observation Used2022-01-07
Observations (67)
Date Type RA Dec Mag Band Observatory
2002-02-22 11:23:06 C 11 32 39.28 +16 40 43.2 V 644
2002-02-22 11:38:06 C 11 32 38.17 +16 41 13.5 V 644
2002-02-22 11:54:42 C 11 32 36.96 +16 41 47.6 V 644
2011-03-10 06:58:52 C 11 27 05.76 +28 50 58.1 r G96
2011-03-10 07:13:48 C 11 27 04.28 +28 51 27.7 r G96
2011-03-10 07:28:56 C 11 27 02.77 +28 51 58.0 r G96
2011-03-10 07:43:47 C 11 27 01.29 +28 52 27.8 r G96
2011-03-10 08:53:45 C 11 26 54.19 +28 54 46.0 o H01
2011-03-10 09:07:01 C 11 26 52.86 +28 55 12.5 o H01
2011-03-10 09:19:22 C 11 26 51.63 +28 55 36.9 o H01
2011-03-10 09:29:05 C 11 26 50.68 +28 55 56.1 o H01
2011-03-10 20:28:34 C 11 25 50.27 +29 17 36.9 u J95
2011-03-10 20:47:08 C 11 25 48.55 +29 18 13.5 u J95
2011-03-10 21:02:59 C 11 25 46.97 +29 18 45.6 u J95
2011-03-10 22:30:26 C 11 25 38.25 +29 21 42.7 o C44
2011-03-10 22:39:42 C 11 25 37.29 +29 22 01.4 o C44
2011-03-10 23:00:38 C 11 25 35.16 +29 22 42.7 o C44
2011-03-14 08:53:44 C 11 17 42.005 +31 58 28.16 L F51
2011-03-14 09:12:42 C 11 17 40.016 +31 59 03.03 L F51
2011-03-14 09:34:20 C 11 17 37.750 +31 59 42.77 L F51
2011-03-14 09:51:33 C 11 17 35.929 +32 00 14.02 L F51
2012-02-13 05:49:16 C 06 56 57.426 +10 37 51.29 V F51
2012-02-13 06:07:38 C 06 56 56.676 +10 38 19.80 V F51
2012-02-14 06:27:19 C 06 56 06.320 +11 15 26.04 V F51
2012-02-14 06:44:21 C 06 56 05.670 +11 15 51.90 V F51
2020-01-02 15:11:05 C 11 50 42.830 -04 43 07.24 V F51
2020-01-02 15:25:29 C 11 50 43.641 -04 43 04.74 V F51
2020-01-02 15:39:48 C 11 50 44.470 -04 43 02.61 V F51
2020-01-31 13:16:45 C 12 21 20.034 +01 13 37.84 V F51
2020-01-31 13:20:32 C 12 21 20.069 +01 13 41.80 V F51
2020-01-31 13:34:06 C 12 21 20.347 +01 13 55.13 V F51
2020-01-31 13:37:52 C 12 21 20.407 +01 13 58.79 V F51
2020-01-31 13:51:26 C 12 21 20.648 +01 14 12.10 V F51
2020-02-04 14:45:10 C 12 23 07.425 +02 58 05.69 V F51
2020-02-04 14:57:37 C 12 23 07.543 +02 58 20.14 V F51
2020-02-04 15:10:01 C 12 23 07.676 +02 58 34.61 V F51
2020-02-04 15:22:25 C 12 23 07.785 +02 58 48.86 V F51
2020-02-15 11:01:03 C 12 23 31.06 +09 05 30.8 V G96
2020-02-15 11:08:28 C 12 23 30.95 +09 05 43.5 V G96
2020-02-15 11:15:55 C 12 23 30.81 +09 05 56.0 V G96
2020-02-15 11:23:19 C 12 23 30.68 +09 06 08.3 V G96
2020-02-15 12:24:26 C 12 23 29.68 +09 07 49.8 V I52
2020-02-15 12:27:05 C 12 23 29.61 +09 07 54.4 V I52
2020-02-15 12:29:44 C 12 23 29.59 +09 07 58.9 V I52
2020-02-16 04:03:39 C 12 23 17.05 +09 34 12.7 V L01
2020-02-16 04:12:44 C 12 23 16.86 +09 34 28.0 V L01
2020-02-16 04:19:45 C 12 23 16.70 +09 34 40.2 V L01
2020-03-15 07:22:19 C 11 44 53.75 +32 52 15.2 V G96
2020-03-15 07:28:30 C 11 44 53.11 +32 52 27.2 V G96
2020-03-15 07:34:40 C 11 44 52.48 +32 52 39.4 V G96