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
2012-10-25 10:28:00 C 08 50 21.71 +64 06 17.4 19.0 c 704
2012-10-25 10:49:13 C 08 49 26.06 +64 10 55.6 19.6 c 704
2012-10-25 11:09:25 C 08 48 32.50 +64 15 15.6 19.2 c 704
2012-10-25 11:29:40 C 08 47 38.16 +64 19 34.0 19.0 c 704
2012-10-25 11:50:00 C 08 46 42.88 +64 23 50.6 18.9 c 704
2012-10-26 10:00:06 C 07 38 52.27 +68 06 34.1 18.6 c 704
2012-10-26 10:20:21 C 07 37 33.15 +68 09 26.3 18.8 c 704
2012-10-26 10:40:44 C 07 36 12.51 +68 12 14.8 18.6 c 704
2012-10-26 11:01:07 C 07 34 51.37 +68 14 58.3 18.5 c 704
2012-10-26 11:21:10 C 07 33 30.84 +68 17 34.4 18.5 c 704
2012-10-28 00:43:24 C 04 57 50.24 +68 30 57.1 u J95
2012-10-28 00:50:06 C 04 57 22.03 +68 30 14.9 u J95
2012-10-28 00:57:19 C 04 56 51.52 +68 29 29.1 u J95
2012-10-28 01:03:59 C 04 56 23.56 +68 28 46.3 u J95
2012-10-28 17:04:18 C 03 58 25.63 +65 59 44.0 o 300
2012-10-28 17:06:43 C 03 58 17.24 +65 59 15.8 o 300
2012-10-28 17:08:05 C 03 58 12.47 +65 58 58.9 o 300
2012-10-28 17:09:27 C 03 58 07.89 +65 58 42.5 o 300
2012-10-28 17:10:49 C 03 58 03.13 +65 58 26.7 o 300
2012-10-28 17:12:11 C 03 57 58.40 +65 58 10.2 o 300
2012-10-28 17:13:33 C 03 57 53.73 +65 57 53.8 o 300
2012-10-28 17:14:55 C 03 57 49.04 +65 57 37.6 o 300
2012-10-28 18:58:51 C 03 53 21.99 +65 30 56.8 u 510
2012-10-28 19:07:48 C 03 52 54.27 +65 29 19.8 u 510
2012-10-28 19:25:42 C 03 51 59.10 +65 26 04.9 u 510
2012-10-28 19:35:32 C 03 51 28.66 +65 24 17.3 u 510
2012-10-28 19:44:29 C 03 51 01.02 +65 22 38.0 u 510
2012-10-28 19:53:26 C 03 50 33.45 +65 20 59.6 u 510
2012-10-28 20:02:23 C 03 50 05.77 +65 19 20.3 u 510
2012-10-29 20:45:02 C 02 49 59.59 +59 33 46.7 q J84
2012-10-29 20:51:00 C 02 49 47.69 +59 32 21.4 q J84
2012-10-29 20:56:59 C 02 49 35.67 +59 30 56.1 q J84
2012-10-29 21:12:16 C 02 49 05.05 +59 27 16.5 q J84
2012-10-29 21:24:14 C 02 48 41.10 +59 24 23.7 q J84
2012-10-29 23:43:26 C 02 44 05.23 +58 50 01.9 u J95
2012-10-29 23:46:46 C 02 43 58.67 +58 49 11.2 u J95
2012-10-29 23:52:10 C 02 43 48.12 +58 47 49.9 u J95
2012-10-30 00:11:20 C 02 43 10.86 +58 42 58.1 u J95
2012-10-31 19:41:01 C 01 49 25.81 +47 48 10.4 u 510
2012-10-31 19:49:58 C 01 49 17.45 +47 46 09.1 u 510
2012-10-31 19:58:55 C 01 49 09.17 +47 44 07.7 u 510
2012-10-31 20:07:52 C 01 49 00.81 +47 42 06.0 u 510
2012-10-31 20:55:56 C 01 48 16.00 +47 31 09.3 u 510
2012-11-01 20:40:35 C 01 31 33.49 +42 15 49.9 u J95
2012-11-01 20:42:56 C 01 31 31.90 +42 15 21.6 u J95
2012-11-01 20:46:19 C 01 31 29.62 +42 14 40.5 u J95
2012-11-01 20:50:34 C 01 31 26.76 +42 13 52.3 q J84
2012-11-01 20:58:12 C 01 31 21.62 +42 12 19.5 q J84
2012-11-02 05:45:42 C 01 26 09.52 +40 26 52.9 u H21
2012-11-02 05:48:34 C 01 26 07.71 +40 26 18.1 u H21