2012 UK171

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2230129088 ± 2.09e-08
Semi-major axis (a)0.8586742113 AU ± 6.85e-10
Inclination (i)1.28835930° ± 8.21e-07
Long. of Asc. Node (Ω)248.86355111° ± 1.59e-05
Arg. of Perihelion (ω)359.86511331° ± 1.73e-05
Mean Anomaly (M)271.92779120° ± 4.40e-06
Mean Motion (n)1.2387100078°/day ± 1.48e-09
Perihelion dist (q)0.66717878 AU ± 1.80e-08
Aphelion dist (Q)1.05016964 AU ± 1.80e-08
Orbital Period0.79568767 yr ± 9.52e-10
NGA Modelr2
A2-5.17060643e-14 ± 2.52e-15 AU/d²
Physical Parameters
H (abs. magnitude)24.46
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.339″
Uncertainty0
Orbit TypeAten
MOID0.013146 AU
Observations Used282
Oppositions3
Arc Total2012-2024
First Observation Used2012-10-25
Last Observation Used2024-12-27
Observations (287)
Date Type RA Dec Mag Band Observatory
2016-11-23 08:51:44 C 04 36 45.84 +25 44 11.1 q G96
2016-11-23 08:57:19 C 04 36 43.18 +25 44 01.7 q G96
2016-11-23 09:03:55 C 04 36 40.04 +25 43 50.5 q G96
2016-11-23 09:09:19 C 04 36 37.45 +25 43 41.0 q G96
2016-11-24 07:59:01 C 04 26 40.83 +25 04 48.0 q I52
2016-11-24 08:00:08 C 04 26 40.30 +25 04 46.1 q I52
2016-11-24 08:01:14 C 04 26 39.77 +25 04 43.6 q I52
2016-11-24 08:02:30 C 04 26 39.21 +25 04 42.1 q I52
2016-11-24 09:33:49 C 04 25 56.22 +25 01 54.5 q G96
2016-11-24 09:36:52 C 04 25 54.79 +25 01 48.8 q G96
2016-11-24 09:38:33 C 04 25 54.01 +25 01 45.4 q G96
2016-11-24 09:41:38 C 04 25 52.56 +25 01 39.6 q G96
2016-11-24 12:23:56 C 04 24 38.39 +24 56 25.7 o 291
2016-11-24 12:24:43 C 04 24 38.07 +24 56 24.3 o 291
2016-11-24 12:25:30 C 04 24 37.71 +24 56 22.0 o 291
2016-11-25 07:39:58 C 04 16 29.13 +24 21 51.6 q G96
2016-11-25 07:56:09 C 04 16 21.65 +24 21 21.1 q G96
2016-11-25 08:05:09 C 04 16 17.42 +24 21 04.0 q G96
2016-11-26 06:49:58 C 04 06 44.42 +23 37 43.2 q G96
2016-11-26 06:59:09 C 04 06 40.27 +23 37 25.0 q G96
2016-11-26 07:05:20 C 04 06 37.34 +23 37 12.7 q G96
2016-11-26 07:18:28 C 04 06 31.45 +23 36 47.7 q G96
2016-11-29 09:49:01 C 03 37 03.42 +21 05 58.8 L T05
2016-11-29 10:30:28 C 03 36 46.42 +21 04 32.1 L T05
2016-11-29 10:47:47 C 03 36 39.37 +21 03 54.4 L T05
2016-11-29 11:02:18 C 03 36 33.38 +21 03 24.2 L T05
2016-11-29 19:41:33 C 03 33 29.46 +20 44 17.8 q 246
2016-11-29 19:42:09 C 03 33 29.31 +20 44 16.5 q 246
2016-11-29 19:42:47 C 03 33 29.04 +20 44 15.5 q 246
2016-11-29 19:43:33 C 03 33 28.77 +20 44 13.8 q 246
2016-11-29 19:44:34 C 03 33 28.24 +20 44 12.1 q 246
2016-11-29 19:45:08 C 03 33 28.05 +20 44 10.1 q 246
2016-11-29 19:46:14 C 03 33 27.70 +20 44 08.0 q 246
2016-11-29 19:46:31 C 03 33 27.55 +20 44 07.6 q 246
2016-12-01 05:09:42 C 03 21 38.76 +19 35 22.5 o 691
2016-12-01 05:19:58 C 03 21 34.93 +19 35 01.6 o 691
2016-12-01 05:30:15 C 03 21 31.09 +19 34 40.6 o 691
2016-12-04 06:12:13 C 02 58 41.84 +17 08 09.3 o 691
2016-12-04 06:24:47 C 02 58 37.90 +17 07 44.5 o 691
2016-12-04 06:37:04 C 02 58 33.97 +17 07 20.3 o 691
2016-12-05 05:13:25 C 02 52 20.15 +16 24 09.8 o 691
2016-12-05 05:30:08 C 02 52 15.21 +16 23 38.7 o 691
2016-12-05 05:47:40 C 02 52 09.86 +16 23 06.0 o 691
2016-12-06 04:11:30 C 02 46 21.67 +15 41 42.3 R G45
2016-12-06 04:18:45 C 02 46 19.66 +15 41 28.8 R G45
2016-12-06 04:25:27 C 02 46 18.36 +15 41 20.2 o 691
2016-12-06 04:26:11 C 02 46 17.56 +15 41 15.8 R G45
2016-12-06 04:32:47 C 02 46 15.67 +15 41 03.9 R G45
2016-12-06 04:35:25 C 02 46 15.54 +15 41 02.3 o 691
2016-12-06 04:45:17 C 02 46 12.80 +15 40 44.8 o 691