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
2012-11-06 02:56:43 C 00 55 58.25 +26 25 58.2 18.3 r 718
2012-11-06 02:59:52 C 00 55 57.46 +26 25 38.0 18.8 r 718
2012-11-06 03:02:58 C 00 55 56.69 +26 25 18.3 18.4 r 718
2012-11-06 06:41:02 C 00 55 00.15 +26 02 06.5 r 703
2012-11-06 06:49:50 C 00 54 57.85 +26 01 07.7 r 703
2012-11-06 06:58:34 C 00 54 55.65 +26 00 09.2 r 703
2012-11-06 07:07:25 C 00 54 53.42 +25 59 10.0 r 703
2012-11-07 03:01:11 C 00 51 35.27 +23 57 15.0 q H45
2012-11-07 03:03:15 C 00 51 34.78 +23 57 03.4 q H45
2012-11-07 03:04:16 C 00 51 34.55 +23 56 58.2 q H45
2012-11-07 03:05:30 C 00 51 34.31 +23 56 51.3 q H45
2012-11-07 03:06:45 C 00 51 34.03 +23 56 44.1 q H45
2012-11-07 03:07:58 C 00 51 33.76 +23 56 37.1 q H45
2012-11-07 04:17:51 C 00 51 22.78 +23 49 33.8 18.5 r 718
2012-11-07 04:22:27 C 00 51 21.78 +23 49 08.1 18.5 r 718
2012-11-07 04:26:34 C 00 51 20.91 +23 48 44.8 18.3 r 718
2012-11-09 04:24:35 C 00 44 57.73 +19 49 08.6 u H21
2012-11-09 04:28:11 C 00 44 57.17 +19 48 52.7 u H21
2012-11-09 04:31:42 C 00 44 56.62 +19 48 37.3 u H21
2012-11-09 23:22:32 C 00 43 14.05 +18 30 26.3 q I42
2012-11-09 23:31:12 C 00 43 12.89 +18 29 54.5 q I42
2012-11-12 03:02:13 C 00 39 15.15 +15 33 08.9 r 703
2012-11-12 03:11:00 C 00 39 14.32 +15 32 42.3 r 703
2012-11-12 03:19:47 C 00 39 13.32 +15 32 18.0 r 703
2012-11-12 03:28:41 C 00 39 12.45 +15 31 50.7 r 703
2012-11-14 01:02:41 C 00 36 53.84 +13 28 43.8 u H21
2012-11-14 01:16:51 C 00 36 52.80 +13 28 10.2 u H21
2012-11-14 01:24:08 C 00 36 52.25 +13 27 52.9 u H21
2012-11-19 01:26:14 C 00 34 03.63 +09 44 56.1 u H21
2012-11-19 01:41:21 C 00 34 03.12 +09 44 34.7 u H21
2012-11-19 01:56:24 C 00 34 02.55 +09 44 13.8 u H21
2016-11-05 10:57:27 C 07 13 08.36 +29 29 10.1 o 926
2016-11-05 11:05:17 C 07 13 06.11 +29 29 12.3 o 926
2016-11-06 11:45:12 C 07 07 04.18 +29 33 35.9 o 926
2016-11-06 11:52:14 C 07 07 02.20 +29 33 36.8 o 926
2016-11-06 11:59:14 C 07 07 00.22 +29 33 37.8 o 926
2016-11-22 21:57:53 C 04 41 39.09 +26 01 08.0 q 246
2016-11-22 21:58:10 C 04 41 38.96 +26 01 07.6 q 246
2016-11-22 21:58:31 C 04 41 38.78 +26 01 06.8 q 246
2016-11-22 21:58:51 C 04 41 38.60 +26 01 06.5 q 246
2016-11-22 21:59:15 C 04 41 38.43 +26 01 05.6 q 246
2016-11-22 21:59:37 C 04 41 38.25 +26 01 05.2 q 246
2016-11-22 21:59:54 C 04 41 38.15 +26 01 04.5 q 246
2016-11-22 22:00:21 C 04 41 37.87 +26 01 03.5 q 246
2016-11-22 22:01:14 C 04 41 37.53 +26 01 03.2 q 246
2016-11-22 22:01:56 C 04 41 37.21 +26 01 01.7 q 246
2016-11-23 07:54:54 C 04 37 13.01 +25 45 46.7 q G96
2016-11-23 08:01:09 C 04 37 10.04 +25 45 36.3 q G96
2016-11-23 08:07:20 C 04 37 07.08 +25 45 26.1 q G96
2016-11-23 08:13:35 C 04 37 04.07 +25 45 15.6 q G96