2011 OW4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7178433000
Semi-major axis (a)1.9436713000 AU
Inclination (i)11.55181000°
Long. of Asc. Node (Ω)254.01954000°
Arg. of Perihelion (ω)163.67442000°
Mean Anomaly (M)77.24262000°
Mean Motion (n)0.3637222200°/day
Perihelion dist (q)0.54841990 AU
Aphelion dist (Q)3.33892270 AU
Orbital Period2.70978120 yr
Physical Parameters
H (abs. magnitude)20.60
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.300″
Uncertainty6
Orbit TypeApollo
MOID0.189147 AU
Observations Used53
Oppositions1
Arc Total
First Observation Used
Last Observation Used2011-08-17
Observations (53)
Date Type RA Dec Mag Band Observatory
2011-07-25 08:44:32 C 20 59 16.069 +24 11 58.40 L F51
2011-07-25 09:02:01 C 20 59 14.685 +24 13 04.65 L F51
2011-07-25 09:18:19 C 20 59 13.391 +24 14 06.22 L F51
2011-07-26 05:40:06 C 20 57 40.63 +25 32 17.3 r H21
2011-07-26 05:51:21 C 20 57 39.62 +25 33 01.4 r H21
2011-07-26 06:01:19 C 20 57 38.79 +25 33 40.9 r H21
2011-07-27 02:33:43 C 20 55 58.04 +26 56 36.3 r H21
2011-07-27 02:43:53 C 20 55 57.15 +26 57 18.8 r H21
2011-07-27 02:54:53 C 20 55 56.17 +26 58 04.7 r H21
2011-07-27 13:33:42 C 20 54 56.78 +27 42 57.5 t F65
2011-07-27 13:36:50 C 20 54 56.48 +27 43 10.6 t F65
2011-07-27 13:40:25 C 20 54 56.13 +27 43 25.9 t F65
2011-07-27 13:43:32 C 20 54 55.82 +27 43 39.1 t F65
2011-07-27 13:46:42 C 20 54 55.51 +27 43 52.4 t F65
2011-07-29 03:01:20 C 20 51 16.94 +30 29 27.0 o H21
2011-07-29 03:08:49 C 20 51 16.10 +30 30 02.1 o H21
2011-07-29 03:17:37 C 20 51 15.15 +30 30 43.8 o H21
2011-07-29 22:32:13 C 20 49 03.92 +32 02 26.2 v 204
2011-07-29 23:09:00 C 20 48 59.25 +32 05 26.1 v 204
2011-07-31 04:33:18 C 20 45 14.86 +34 34 17.3 t H21
2011-07-31 04:36:59 C 20 45 14.40 +34 34 36.9 t H21
2011-07-31 04:47:32 C 20 45 12.85 +34 35 32.2 t H21
2011-07-31 04:50:52 C 20 45 12.44 +34 35 50.5 t H21
2011-08-02 04:19:51 C 20 37 50.12 +38 59 14.5 t H21
2011-08-02 04:23:53 C 20 37 49.39 +38 59 38.1 t H21
2011-08-02 04:27:54 C 20 37 48.63 +39 00 01.7 t H21
2011-08-02 04:31:53 C 20 37 47.93 +39 00 25.6 t H21
2011-08-03 02:52:38 C 20 33 37.66 +41 14 36.3 t H21
2011-08-03 02:59:06 C 20 33 36.28 +41 15 16.6 t H21
2011-08-03 03:16:06 C 20 33 32.76 +41 17 02.0 t H21
2011-08-05 02:54:35 C 20 22 31.83 +46 25 36.1 c H21
2011-08-05 02:58:41 C 20 22 30.62 +46 26 04.0 c H21
2011-08-05 03:03:04 C 20 22 29.43 +46 26 34.3 c H21
2011-08-09 02:14:41 C 19 45 56.78 +58 00 31.3 o H21
2011-08-09 02:17:54 C 19 45 55.01 +58 00 56.4 o H21
2011-08-09 02:23:43 C 19 45 51.76 +58 01 41.1 o H21
2011-08-09 02:28:12 C 19 45 49.21 +58 02 16.0 o H21
2011-08-09 06:00:30 C 19 43 47.83 +58 29 23.2 u H36
2011-08-09 06:04:22 C 19 43 45.57 +58 29 51.9 u H36
2011-08-09 06:10:08 C 19 43 42.07 +58 30 36.6 u H36
2011-08-09 06:18:19 C 19 43 37.30 +58 31 39.0 u H36
2011-08-11 03:19:14 C 19 12 05.03 +64 14 01.0 o H21
2011-08-11 03:25:22 C 19 11 59.64 +64 14 47.1 o H21
2011-08-11 03:31:39 C 19 11 53.97 +64 15 33.5 o H21
2011-08-11 03:37:07 C 19 11 49.16 +64 16 14.6 o H21
2011-08-11 03:41:11 C 19 11 45.54 +64 16 44.8 o H21
2011-08-12 03:43:30 C 18 48 08.56 +67 11 22.8 t H21
2011-08-12 03:55:23 C 18 47 55.13 +67 12 46.0 t H21
2011-08-12 04:07:14 C 18 47 41.53 +67 14 08.8 t H21
2011-08-17 01:50:37 C 15 02 56.56 +74 42 42.2 o H21