2011 UQ91

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4067101000
Semi-major axis (a)1.9988967000 AU
Inclination (i)38.48364000°
Long. of Asc. Node (Ω)214.98840000°
Arg. of Perihelion (ω)236.17903000°
Mean Anomaly (M)326.65345000°
Mean Motion (n)0.3487534900°/day
Perihelion dist (q)1.18592520 AU
Aphelion dist (Q)2.81186820 AU
Orbital Period2.82608700 yr
Physical Parameters
H (abs. magnitude)20.86
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.670″
Uncertainty6
Orbit TypeAmor
MOID0.332432 AU
Observations Used52
Oppositions1
Arc Total
First Observation Used
Last Observation Used2011-11-26
Observations (54)
Date Type RA Dec Mag Band Observatory
2011-10-22 08:57:01 C 01 54 34.56 +24 59 36.9 r G96
2011-10-22 09:13:54 C 01 54 33.98 +24 58 39.5 r G96
2011-10-22 09:14:47 C 01 54 33.98 +24 58 36.3 r G96
2011-10-22 09:31:46 C 01 54 33.44 +24 57 38.5 r G96
2011-10-22 09:32:36 C 01 54 33.48 +24 57 35.4 r G96
2011-10-22 09:49:32 C 01 54 32.94 +24 56 38.0 r G96
2011-10-22 09:50:22 C 01 54 32.94 +24 56 34.8 r G96
2011-10-23 07:43:39 C 01 54 00.25 +23 41 00.5 r G96
2011-10-23 07:54:26 C 01 53 59.92 +23 40 22.6 r G96
2011-10-23 08:05:09 C 01 53 59.56 +23 39 44.7 r G96
2011-10-23 08:15:58 C 01 53 59.24 +23 39 06.6 r G96
2011-10-23 09:01:25 C 01 53 57.81 +23 36 26.9 o 291
2011-10-23 09:03:55 C 01 53 57.75 +23 36 17.6 o 291
2011-10-23 09:06:26 C 01 53 57.69 +23 36 09.0 o 291
2011-10-23 09:23:05 C 01 53 57.10 +23 35 09.0 o H01
2011-10-23 09:32:04 C 01 53 56.83 +23 34 37.2 o H01
2011-10-23 09:44:41 C 01 53 56.45 +23 33 52.5 o H01
2011-10-23 09:53:07 C 01 53 56.19 +23 33 22.6 o H01
2011-10-24 03:47:35 C 01 53 30.03 +22 29 24.3 r H21
2011-10-24 03:57:25 C 01 53 29.78 +22 28 48.7 r H21
2011-10-24 04:05:30 C 01 53 29.54 +22 28 19.2 r H21
2011-10-24 06:03:01 C 01 53 26.24 +22 21 16.3 o H01
2011-10-24 06:13:58 C 01 53 25.90 +22 20 36.6 o H01
2011-10-24 06:25:53 C 01 53 25.53 +22 19 53.4 o H01
2011-10-24 06:37:45 C 01 53 25.17 +22 19 10.4 o H01
2011-10-25 04:38:48 C 01 52 51.02 +20 57 53.1 o H21
2011-10-25 04:46:04 C 01 52 50.78 +20 57 26.1 o H21
2011-10-25 04:53:29 C 01 52 50.55 +20 56 58.4 o H21
2011-10-26 22:46:37 C 01 51 44.52 +18 15 41.8 t 204
2011-10-26 22:58:48 C 01 51 44.14 +18 14 53.4 t 204
2011-10-28 23:39:48 C 01 50 27.60 +14 57 24.8 t 204
2011-10-28 23:58:12 C 01 50 27.04 +14 56 08.1 t 204
2011-10-29 00:16:29 C 01 50 26.47 +14 54 52.3 t 204
2011-10-29 06:28:31 C 01 50 17.25 +14 29 07.3 u 448
2011-10-29 06:52:50 C 01 50 16.49 +14 27 24.2 u 448
2011-10-29 07:13:45 C 01 50 15.78 +14 25 56.6 u 448
2011-10-30 04:33:08 C 01 49 43.98 +12 55 51.5 o 291
2011-10-30 04:35:49 C 01 49 43.89 +12 55 40.6 o 291
2011-10-30 04:38:28 C 01 49 43.81 +12 55 29.2 o 291
2011-10-30 08:33:03 C 01 49 36.51 +12 38 47.6 r G96
2011-10-30 08:44:41 C 01 49 36.15 +12 37 57.8 r G96
2011-10-30 08:56:22 C 01 49 35.83 +12 37 07.8 r G96
2011-10-30 09:08:14 C 01 49 35.47 +12 36 16.7 r G96
2011-11-05 04:34:16 C 01 46 19.82 +02 18 11.3 o H21
2011-11-05 04:43:13 C 01 46 19.58 +02 17 30.8 o H21
2011-11-05 04:52:09 C 01 46 19.35 +02 16 50.7 o H21
2011-11-06 03:17:43 C 01 45 52.25 +00 35 41.7 t H21
2011-11-06 03:27:54 C 01 45 51.95 +00 34 55.8 t H21
2011-11-16 04:49:40 C 01 42 43.12 -16 24 58.4 o 291
2011-11-16 04:50:55 C 01 42 43.10 -16 25 04.1 o 291