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
2016-12-06 04:48:11 C 02 46 11.34 +15 40 36.2 R G45
2016-12-06 05:48:33 C 02 45 54.85 +15 38 48.8 q G96
2016-12-06 05:54:43 C 02 45 53.11 +15 38 37.7 q G96
2016-12-06 06:00:53 C 02 45 51.38 +15 38 26.6 q G96
2016-12-06 06:07:03 C 02 45 49.67 +15 38 15.2 q G96
2016-12-09 03:40:30 C 02 30 03.24 +13 40 29.1 o 291
2016-12-09 03:46:58 C 02 30 01.74 +13 40 18.9 o 291
2016-12-09 03:53:28 C 02 30 00.23 +13 40 08.9 o 291
2020-11-16 10:29:43 C 08 22 19.39 +21 08 03.8 o 291
2020-11-16 10:48:01 C 08 22 19.12 +21 07 59.3 o 291
2020-11-16 11:06:21 C 08 22 18.77 +21 07 55.0 o 291
2020-11-17 11:48:17 C 08 22 14.58 +21 01 15.3 o 691
2020-11-17 12:00:38 C 08 22 14.33 +21 01 12.2 o 691
2020-11-17 12:12:59 C 08 22 14.06 +21 01 08.7 o 691
2020-12-05 11:17:44 C 07 59 42.75 +18 52 25.9 o 291
2020-12-05 11:35:07 C 07 59 40.12 +18 52 19.0 o 291
2020-12-05 11:52:31 C 07 59 37.49 +18 52 11.6 o 291
2020-12-08 08:17:10 C 07 49 50.78 +18 24 22.9 o 691
2020-12-08 08:29:07 C 07 49 48.54 +18 24 18.8 o 691
2020-12-08 08:40:56 C 07 49 46.22 +18 24 13.5 o 691
2020-12-08 17:27:01 C 07 48 14.00 +18 22 14.3 V Q64
2020-12-08 17:34:48 C 07 48 12.44 +18 22 10.8 V Q64
2020-12-08 17:41:01 C 07 48 11.20 +18 22 07.8 V Q64
2020-12-09 11:22:37 C 07 45 02.59 +18 11 54.7 o 691
2020-12-09 11:27:43 C 07 45 01.52 +18 11 52.2 o 691
2020-12-09 11:32:49 C 07 45 00.44 +18 11 49.5 o 691
2020-12-14 06:25:39 C 07 18 47.40 +17 03 34.0 o 691
2020-12-14 06:31:35 C 07 18 45.56 +17 03 30.4 o 691
2020-12-14 06:36:02 C 07 18 44.18 +17 03 27.5 o 691
2020-12-15 08:36:33 C 07 10 59.19 +16 43 12.5 V G96
2020-12-15 08:44:13 C 07 10 56.52 +16 43 06.2 V G96
2020-12-15 08:51:50 C 07 10 53.87 +16 43 00.0 V G96
2020-12-15 08:59:28 C 07 10 51.23 +16 42 53.6 V G96
2020-12-19 00:49:59 C 06 39 14.79 +15 12 09.4 V B67
2020-12-19 00:54:50 C 06 39 12.63 +15 12 03.3 V B67
2020-12-19 00:59:41 C 06 39 10.49 +15 11 57.3 V B67
2020-12-19 20:49:05 C 06 30 51.61 +14 45 34.4 V 113
2020-12-19 20:50:49 C 06 30 50.86 +14 45 32.4 V 113
2020-12-19 20:52:35 C 06 30 50.00 +14 45 30.5 V 113
2020-12-19 20:54:18 C 06 30 49.28 +14 45 28.2 V 113
2020-12-22 23:19:07 C 05 54 43.62 +12 44 30.9 V J22
2020-12-22 23:26:07 C 05 54 39.50 +12 44 18.0 V J22
2020-12-22 23:33:02 C 05 54 35.56 +12 44 05.4 V J22
2020-12-23 08:48:12 C 05 49 37.79 +12 26 25.6 V T05
2020-12-23 08:50:50 C 05 49 36.24 +12 26 20.4 V T05
2020-12-23 09:03:22 C 05 49 28.77 +12 25 56.1 V T05
2020-12-24 04:02:23 C 05 39 04.10 +11 45 50.3 V G96
2020-12-24 04:09:47 C 05 38 59.64 +11 45 35.2 V G96
2020-12-24 04:17:09 C 05 38 55.26 +11 45 20.4 V G96
2020-12-24 04:24:30 C 05 38 50.81 +11 45 05.1 V G96