2011 EK

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1649358846 ± 1.45e-07
Semi-major axis (a)0.8977639171 AU ± 5.75e-09
Inclination (i)8.71877810° ± 1.63e-05
Long. of Asc. Node (Ω)155.27694822° ± 1.29e-05
Arg. of Perihelion (ω)178.44356006° ± 4.31e-05
Mean Anomaly (M)314.51239248° ± 2.50e-05
Mean Motion (n)1.1586947968°/day ± 1.11e-08
Perihelion dist (q)0.74969043 AU ± 1.30e-07
Aphelion dist (Q)1.04583740 AU ± 1.31e-07
Orbital Period0.85063494 yr ± 8.17e-09
Physical Parameters
H (abs. magnitude)22.47
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.268″
Uncertainty0
Orbit TypeAten
MOID0.055324 AU
Observations Used74
Oppositions2
Arc Total2011-2022
First Observation Used2011-03-01
Last Observation Used2022-03-04
Observations (74)
Date Type RA Dec Mag Band Observatory
2011-03-01 11:51:59 C 15 04 52.53 -01 40 09.9 r 703
2011-03-01 12:00:25 C 15 04 53.76 -01 39 40.4 r 703
2011-03-01 12:08:49 C 15 04 55.12 -01 39 12.0 r 703
2011-03-01 12:17:14 C 15 04 56.28 -01 38 41.8 r 703
2011-03-02 02:31:56 C 15 07 24.45 -00 48 44.6 u 198
2011-03-02 02:35:38 C 15 07 25.02 -00 48 31.0 u 198
2011-03-02 02:38:53 C 15 07 25.52 -00 48 19.0 u 198
2011-03-02 02:42:35 C 15 07 26.13 -00 48 06.5 u 198
2011-03-02 02:45:49 C 15 07 26.65 -00 47 55.1 u 198
2011-03-02 02:52:37 C 15 07 27.69 -00 47 30.7 u 198
2011-03-02 09:59:46 C 15 08 42.35 -00 21 30.3 c 711
2011-03-02 10:04:22 C 15 08 43.03 -00 21 14.3 c 711
2011-03-02 10:08:58 C 15 08 43.75 -00 20 57.2 c 711
2011-03-02 10:27:32 C 15 08 45.23 -00 20 01.6 r H21
2011-03-02 10:47:22 C 15 08 48.30 -00 18 49.3 r H21
2011-03-02 11:29:42 C 15 08 56.61 -00 16 06.9 r G96
2011-03-02 11:38:19 C 15 08 57.94 -00 15 35.5 r G96
2011-03-02 11:47:05 C 15 08 59.28 -00 15 03.5 r G96
2011-03-03 09:49:50 C 15 12 52.04 +01 06 40.1 o H21
2011-03-03 09:57:36 C 15 12 53.26 +01 07 09.5 o H21
2011-03-03 10:05:14 C 15 12 54.45 +01 07 38.4 o H21
2011-03-05 01:58:27 C 15 20 09.20 +03 44 02.9 r A17
2011-03-05 02:15:17 C 15 20 12.04 +03 45 11.3 r A17
2011-03-05 02:32:08 C 15 20 14.90 +03 46 19.5 r A17
2011-03-05 03:12:40 C 15 20 22.46 +03 49 10.5 v I93
2011-03-05 03:22:19 C 15 20 24.06 +03 49 50.0 v I93
2011-03-05 03:31:25 C 15 20 25.59 +03 50 26.8 v I93
2011-03-06 02:48:55 C 15 24 47.98 +05 27 07.1 v I93
2011-03-06 02:58:12 C 15 24 49.59 +05 27 46.3 v I93
2011-03-08 17:50:28 C 15 37 10.22 +10 06 38.7 o 300
2011-03-08 17:54:48 C 15 37 11.10 +10 06 57.9 o 300
2011-03-08 18:03:29 C 15 37 12.61 +10 07 38.8 o 300
2011-03-11 10:36:02 C 15 50 48.21 +15 17 40.3 o H21
2011-03-11 10:40:47 C 15 50 49.14 +15 18 04.1 o H21
2011-03-11 10:45:54 C 15 50 50.15 +15 18 29.4 o H21
2011-03-11 10:50:57 C 15 50 51.15 +15 18 54.3 o H21
2011-03-11 10:57:39 C 15 50 52.46 +15 19 27.5 o H21
2011-03-13 11:32:01 C 16 01 53.27 +19 25 31.9 u H36
2011-03-13 11:39:32 C 16 01 54.82 +19 26 10.1 u H36
2011-03-13 11:43:21 C 16 01 55.66 +19 26 30.6 u H36
2011-03-16 10:18:30 C 16 19 17.65 +25 35 18.2 o H21
2011-03-16 10:22:35 C 16 19 18.60 +25 35 39.7 o H21
2011-03-16 10:26:38 C 16 19 19.56 +25 36 00.8 o H21
2011-03-16 10:30:25 C 16 19 20.47 +25 36 20.6 o H21
2011-03-17 09:35:45 C 16 25 25.32 +27 37 54.2 o H21
2011-03-17 09:40:46 C 16 25 26.53 +27 38 21.0 o H21
2011-03-17 09:46:17 C 16 25 27.87 +27 38 49.7 o H21
2011-03-17 19:33:48 C 16 28 04.93 +28 30 28.8 o 300
2011-03-17 19:37:08 C 16 28 05.80 +28 30 46.7 o 300
2011-03-17 19:44:37 C 16 28 07.64 +28 31 25.7 o 300