2011 EW4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3701608476 ± 6.97e-07
Semi-major axis (a)1.3292910896 AU ± 1.62e-07
Inclination (i)9.74497913° ± 4.27e-05
Long. of Asc. Node (Ω)328.99944437° ± 6.72e-05
Arg. of Perihelion (ω)289.21294647° ± 1.15e-04
Mean Anomaly (M)160.81759641° ± 6.28e-04
Mean Motion (n)0.6431053696°/day ± 1.18e-07
Perihelion dist (q)0.83723957 AU ± 9.33e-07
Aphelion dist (Q)1.82134261 AU ± 9.53e-07
Orbital Period1.53260466 yr ± 2.80e-07
Physical Parameters
H (abs. magnitude)23.10
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.555″
Uncertainty0
Orbit TypeApollo
MOID0.004347 AU
Observations Used51
Oppositions1
Arc Total2011-2014
First Observation Used2011-03-02
Last Observation Used2014-09-29
Observations (51)
Date Type RA Dec Mag Band Observatory
2011-03-02 07:44:57 C 09 33 53.60 +06 49 41.5 r G96
2011-03-02 07:55:35 C 09 33 51.76 +06 49 33.4 r G96
2011-03-02 08:06:16 C 09 33 49.86 +06 49 23.4 r G96
2011-03-02 08:16:56 C 09 33 47.91 +06 49 13.8 r G96
2011-03-02 09:10:49 C 09 33 38.26 +06 48 26.1 r G96
2011-03-02 09:12:08 C 09 33 37.98 +06 48 24.6 r G96
2011-03-02 09:13:27 C 09 33 37.76 +06 48 23.5 r G96
2011-03-02 09:14:47 C 09 33 37.54 +06 48 22.3 r G96
2011-03-02 09:27:20 C 09 33 35.27 +06 48 11.3 r G96
2011-03-02 09:30:01 C 09 33 34.79 +06 48 09.1 r G96
2011-03-02 09:35:22 C 09 33 33.86 +06 48 04.3 r G96
2011-03-03 01:55:17 C 09 30 43.98 +06 33 28.5 v 586
2011-03-03 04:57:06 C 09 30 13.33 +06 30 47.0 o H21
2011-03-03 05:05:20 C 09 30 12.56 +06 30 43.4 r G96
2011-03-03 05:06:10 C 09 30 12.42 +06 30 42.9 r G96
2011-03-03 05:07:01 C 09 30 12.24 +06 30 41.8 r G96
2011-03-03 05:07:52 C 09 30 12.13 +06 30 41.1 r G96
2011-03-03 05:17:39 C 09 30 09.57 +06 30 29.1 o H21
2011-03-03 05:36:19 C 09 30 06.22 +06 30 11.8 o H21
2011-03-04 06:52:41 C 09 25 37.91 +06 07 00.2 o 291
2011-03-04 06:58:22 C 09 25 36.86 +06 06 54.6 o 291
2011-03-04 07:03:40 C 09 25 35.90 +06 06 49.6 o 291
2011-03-05 05:30:59 C 09 21 34.37 +05 45 27.0 o 291
2011-03-05 05:36:23 C 09 21 33.35 +05 45 20.1 o 291
2011-03-06 05:45:30 C 09 17 08.97 +05 21 34.7 o 291
2011-03-06 05:51:30 C 09 17 07.81 +05 21 29.3 o 291
2011-03-06 05:56:47 C 09 17 06.71 +05 21 23.9 o 291
2011-03-09 06:45:02 C 09 03 30.27 +04 05 12.7 o 291
2011-03-09 06:50:51 C 09 03 29.15 +04 05 05.7 o 291
2011-03-09 06:56:10 C 09 03 28.19 +04 05 00.2 o 291
2011-03-10 07:29:20 C 08 58 47.71 +03 37 50.6 o 291
2011-03-10 07:34:40 C 08 58 46.73 +03 37 44.1 o 291
2011-03-10 07:39:57 C 08 58 45.63 +03 37 38.0 o 291
2011-03-26 04:09:31 C 07 46 42.92 -04 30 43.4 o 291
2011-03-26 04:14:45 C 07 46 41.86 -04 30 51.5 o 291
2011-03-27 03:22:20 C 07 42 31.82 -05 02 54.5 o 291
2011-03-27 03:27:38 C 07 42 30.72 -05 03 02.5 o 291
2011-03-27 03:33:08 C 07 42 29.67 -05 03 09.2 o 291
2014-09-22 08:38:54 C 23 14 51.76 +22 21 54.1 q G96
2014-09-22 08:43:22 C 23 14 51.32 +22 21 51.2 q G96
2014-09-22 08:46:52 C 23 14 50.98 +22 21 49.0 q G96
2014-09-22 08:50:22 C 23 14 50.63 +22 21 46.6 q G96
2014-09-22 09:38:46 C 23 14 46.07 +22 21 15.9 q G96
2014-09-22 09:40:00 C 23 14 45.97 +22 21 14.5 q G96
2014-09-22 09:41:12 C 23 14 45.81 +22 21 13.6 q G96
2014-09-22 20:29:41 C 23 13 53.107 +22 14 34.22 q J04
2014-09-22 20:40:47 C 23 13 52.085 +22 14 26.91 q J04
2014-09-22 20:51:53 C 23 13 51.104 +22 14 21.01 q J04
2014-09-29 03:55:30 C 23 03 29.47 +20 41 33.6 u H21
2014-09-29 04:16:23 C 23 03 28.24 +20 41 20.0 u H21