2011 UM147

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5356973000 ± 2.00e+00
Semi-major axis (a)2.6636316000 AU ± 3.00e+00
Inclination (i)6.45007000° ± 4.00e+00
Long. of Asc. Node (Ω)250.14360000° ± 5.00e+00
Arg. of Perihelion (ω)63.28146000° ± 6.00e+00
Mean Anomaly (M)119.51583000°
Mean Motion (n)0.2267215700°/day ± 3.83e-01
Perihelion dist (q)1.23673130 AU ± 5.51e+00
Aphelion dist (Q)4.09053190 AU ± 7.04e+00
Orbital Period4.34721620 yr ± 7.34e+00
Physical Parameters
H (abs. magnitude)18.61
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.860″
Uncertainty0
Orbit TypeAmor
MOID0.246232 AU
Observations Used139
Oppositions4
Arc Total2002-2025
First Observation Used
Last Observation Used2025-01-20
Observations (256)
Date Type RA Dec Mag Band Observatory
2002-05-01 08:26:00 C 14 17 45.13 -20 55 46.3 c 644
2002-05-01 08:40:58 C 14 17 44.37 -20 55 40.4 c 644
2002-05-01 08:56:04 C 14 17 43.54 -20 55 35.0 c 644
2002-05-10 04:38:58 C 14 07 11.72 -19 30 35.3 c 644
2002-05-10 05:41:53 C 14 07 08.48 -19 30 07.7 c 644
2002-05-17 06:59:13 C 13 59 02.60 -18 13 12.4 c 644
2002-05-17 07:32:24 C 13 59 01.03 -18 12 56.3 c 644
2002-05-17 08:34:58 C 13 58 58.06 -18 12 27.5 c 644
2011-10-24 12:57:03 C 03 20 38.259 +24 53 06.44 L F51
2011-10-24 13:19:04 C 03 20 37.055 +24 52 58.09 L F51
2011-10-24 13:40:57 C 03 20 35.856 +24 52 49.76 L F51
2011-10-24 14:02:50 C 03 20 34.663 +24 52 41.34 L F51
2011-10-25 05:28:06 C 03 19 46.64 +24 46 50.4 t H21
2011-10-25 05:38:39 C 03 19 46.07 +24 46 46.7 t H21
2011-10-25 05:49:12 C 03 19 45.50 +24 46 42.1 t H21
2011-10-25 07:17:57 C 03 19 41.25 +24 46 10.5 o F65
2011-10-25 07:20:19 C 03 19 41.11 +24 46 09.5 o F65
2011-10-25 07:22:40 C 03 19 40.96 +24 46 08.6 o F65
2011-10-25 07:25:00 C 03 19 40.86 +24 46 07.8 o F65
2011-10-26 05:23:55 C 03 18 30.76 +24 37 42.4 o 291
2011-10-26 05:27:06 C 03 18 30.61 +24 37 41.1 o 291
2011-10-26 05:30:20 C 03 18 30.41 +24 37 39.8 o 291
2011-10-26 06:38:13 C 03 18 26.67 +24 37 14.2 21.2 c 926
2011-10-26 06:41:04 C 03 18 26.52 +24 37 13.2 21.2 c 926
2011-10-26 06:43:57 C 03 18 26.36 +24 37 11.9 20.8 c 926
2011-10-26 06:46:52 C 03 18 26.18 +24 37 11.0 21.6 c 926
2011-10-26 06:49:44 C 03 18 26.01 +24 37 10.0 21.0 c 926
2011-10-26 06:52:37 C 03 18 25.86 +24 37 09.1 21.2 c 926
2011-10-29 06:44:04 C 03 14 33.45 +24 08 41.9 o 691
2011-10-29 07:13:54 C 03 14 31.79 +24 08 30.1 o 691
2011-10-29 07:39:30 C 03 14 30.33 +24 08 19.4 o 691
2011-10-30 10:04:53 C 03 13 03.65 +23 57 32.2 o 291
2011-10-30 10:09:33 C 03 13 03.39 +23 57 30.5 o 291
2011-10-30 10:14:14 C 03 13 03.13 +23 57 28.3 o 291
2011-10-31 07:34:41 C 03 11 53.68 +23 48 40.1 o 291
2011-10-31 07:37:52 C 03 11 53.50 +23 48 38.7 o 291
2011-10-31 07:41:07 C 03 11 53.32 +23 48 37.6 o 291
2011-11-01 05:08:32 C 03 10 43.40 +23 39 40.1 o 291
2011-11-01 05:11:43 C 03 10 43.23 +23 39 38.7 o 291
2011-11-01 05:14:59 C 03 10 43.06 +23 39 37.2 o 291
2011-11-02 06:44:02 C 03 09 19.56 +23 28 54.0 o 691
2011-11-02 07:09:39 C 03 09 18.12 +23 28 42.7 o 691
2011-11-02 07:40:16 C 03 09 16.39 +23 28 30.5 o 691
2011-11-02 10:23:12 C 03 09 07.11 +23 27 20.8 o 291
2011-11-02 10:26:24 C 03 09 06.96 +23 27 19.6 o 291
2011-11-02 10:29:37 C 03 09 06.80 +23 27 18.0 o 291
2011-11-03 08:37:13 C 03 07 54.98 +23 17 54.8 o 291
2011-11-03 08:43:12 C 03 07 54.67 +23 17 52.2 o 291
2011-11-03 08:49:05 C 03 07 54.31 +23 17 49.8 o 291
2011-11-16 10:10:06 C 02 52 08.72 +21 03 09.3 o 291