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
2012-11-02 05:51:26 C 01 26 05.92 +40 25 43.4 u H21
2012-11-02 05:54:00 C 01 26 04.31 +40 25 12.4 u H21
2012-11-02 05:56:39 C 01 26 02.64 +40 24 40.4 u H21
2012-11-02 05:59:29 C 01 26 00.91 +40 24 06.0 u H21
2012-11-02 18:10:22 C 01 20 29.57 +38 03 38.7 v B88
2012-11-02 18:23:38 C 01 20 22.53 +38 00 30.9 u J95
2012-11-02 18:29:08 C 01 20 20.12 +38 00 22.4 v B88
2012-11-02 18:29:32 C 01 20 19.62 +37 59 29.2 u J95
2012-11-02 18:34:37 C 01 20 17.15 +37 58 36.0 u J95
2012-11-02 18:47:50 C 01 20 10.61 +37 57 06.8 v B88
2012-11-03 06:53:53 C 01 14 39.28 +35 50 31.1 q H45
2012-11-03 06:55:37 C 01 14 38.41 +35 50 12.4 q H45
2012-11-03 06:56:59 C 01 14 37.75 +35 49 57.6 q H45
2012-11-03 06:58:05 C 01 14 37.22 +35 49 46.1 q H45
2012-11-03 06:59:19 C 01 14 36.68 +35 49 33.5 q H45
2012-11-03 07:00:26 C 01 14 36.19 +35 49 21.8 q H45
2012-11-03 07:01:43 C 01 14 35.57 +35 49 08.0 q H45
2012-11-03 07:02:58 C 01 14 35.02 +35 48 55.0 q H45
2012-11-03 07:04:24 C 01 14 34.32 +35 48 39.6 q H45
2012-11-03 07:06:49 C 01 14 33.31 +35 48 13.4 q H45
2012-11-03 18:56:21 C 01 10 39.36 +33 50 27.8 o J16
2012-11-03 19:00:44 C 01 10 37.71 +33 49 48.1 o J16
2012-11-03 19:05:21 C 01 10 35.94 +33 49 06.1 o J16
2012-11-04 02:06:49 C 01 08 20.43 +32 45 17.7 18.2 r 718
2012-11-04 02:10:56 C 01 08 18.83 +32 44 42.8 18.0 r 718
2012-11-04 02:12:59 C 01 08 18.07 +32 44 23.8 18.1 r 718
2012-11-04 20:46:52 C 01 02 47.44 +30 06 13.0 q J84
2012-11-04 20:50:43 C 01 02 46.19 +30 05 42.7 q J84
2012-11-05 01:36:37 C 01 01 42.20 +29 28 05.2 18.1 r 718
2012-11-05 01:38:40 C 01 01 41.63 +29 27 50.8 17.9 r 718
2012-11-05 01:40:44 C 01 01 40.93 +29 27 33.8 18.0 r 718
2012-11-05 03:09:18 C 01 01 03.79 +29 16 51.7 q I42
2012-11-05 03:13:12 C 01 01 02.54 +29 16 22.1 q I42
2012-11-05 03:18:08 C 01 01 01.01 +29 15 44.0 q I42
2012-11-05 03:25:29 C 01 01 12.28 +29 14 39.3 u G56
2012-11-05 03:29:30 C 01 01 11.13 +29 14 09.0 u G56
2012-11-05 03:58:42 C 01 01 02.17 +29 10 33.0 u G56
2012-11-05 04:02:31 C 01 01 00.98 +29 10 04.3 u G56
2012-11-05 09:07:07 C 00 59 25.08 +28 31 36.8 r 703
2012-11-05 09:16:03 C 00 59 22.66 +28 30 26.8 r 703
2012-11-05 09:24:52 C 00 59 20.29 +28 29 17.7 r 703
2012-11-05 09:33:53 C 00 59 17.77 +28 28 07.1 r 703
2012-11-05 18:29:43 C 00 57 43.49 +27 23 19.7 v B88
2012-11-05 18:56:47 C 00 57 36.47 +27 20 16.8 v B88
2012-11-05 19:23:37 C 00 57 29.37 +27 17 15.1 v B88
2012-11-05 23:54:08 C 00 56 35.80 +26 46 17.9 q I42
2012-11-05 23:59:20 C 00 56 34.50 +26 45 43.8 q I42
2012-11-06 00:01:16 C 00 56 16.11 +26 45 12.8 t 204
2012-11-06 00:07:29 C 00 56 14.56 +26 44 29.4 t 204
2012-11-06 00:13:41 C 00 56 13.05 +26 43 45.8 t 204