2011 EK40

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4659354413
Semi-major axis (a)1.5378666783 AU
Inclination (i)8.44170935°
Long. of Asc. Node (Ω)163.91988657° ± 5.00e+00
Arg. of Perihelion (ω)293.03583719° ± 6.00e+00
Mean Anomaly (M)282.65080006°
Mean Motion (n)0.5167955200°/day
Perihelion dist (q)0.82130090 AU
Aphelion dist (Q)2.25446690 AU
Orbital Period1.90715210 yr
Physical Parameters
H (abs. magnitude)26.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.435″
Uncertainty
Orbit TypeApollo
MOID0.010424 AU
Observations Used19
Oppositions1
Arc Total2011-2011
First Observation Used
Last Observation Used2011-03-14
Observations (19)
Date Type RA Dec Mag Band Observatory
2011-03-10 05:08:27 C 11 21 34.99 +17 24 06.2 r G96
2011-03-10 05:21:08 C 11 21 37.36 +17 24 29.8 r G96
2011-03-10 05:33:43 C 11 21 39.78 +17 24 52.9 r G96
2011-03-10 05:46:15 C 11 21 42.15 +17 25 15.7 r G96
2011-03-10 08:50:55 C 11 22 15.50 +17 30 30.0 o H01
2011-03-10 09:04:11 C 11 22 17.91 +17 30 51.4 o H01
2011-03-10 09:14:38 C 11 22 19.84 +17 31 08.3 o H01
2011-03-10 09:23:58 C 11 22 21.55 +17 31 23.3 o H01
2011-03-12 07:21:22 C 11 30 33.98 +18 32 59.6 r G96
2011-03-12 07:31:46 C 11 30 35.20 +18 33 10.6 r G96
2011-03-12 07:42:08 C 11 30 36.43 +18 33 21.5 r G96
2011-03-12 07:52:28 C 11 30 37.62 +18 33 32.2 r G96
2011-03-13 04:59:55 C 11 33 30.25 +18 53 31.2 o H21
2011-03-13 05:25:05 C 11 33 32.68 +18 53 53.3 o H21
2011-03-13 05:52:06 C 11 33 35.25 +18 54 16.2 o H21
2011-03-14 04:37:40 C 11 36 14.90 +19 12 00.3 o H01
2011-03-14 04:42:55 C 11 36 15.35 +19 12 04.3 o H01
2011-03-14 04:54:06 C 11 36 16.29 +19 12 12.9 o H01
2011-03-14 05:12:52 C 11 36 17.89 +19 12 27.0 o H01