2012 UR158

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8577944156 ± 3.38e-08
Semi-major axis (a)2.2318936108 AU ± 1.01e-07
Inclination (i)3.19172620° ± 5.14e-06
Long. of Asc. Node (Ω)286.43278587° ± 1.84e-04
Arg. of Perihelion (ω)239.44844050° ± 1.84e-04
Mean Anomaly (M)310.26093435° ± 2.43e-05
Mean Motion (n)0.2955983753°/day ± 2.01e-08
Perihelion dist (q)0.31738774 AU ± 7.69e-08
Aphelion dist (Q)4.14639949 AU ± 2.02e-07
Orbital Period3.33434269 yr ± 2.26e-07
NGA Modelg(r)
A2-6.87794600e-12 ± 1.25e-13 AU/d²
Physical Parameters
H (abs. magnitude)20.67
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.386″
Uncertainty0
Orbit TypeApollo
MOID0.001177 AU
Observations Used146
Oppositions7
Arc Total2012-2022
First Observation Used2012-10-22
Last Observation Used2022-11-17
Observations (164)
Date Type RA Dec Mag Band Observatory
2012-10-22 11:24:17 C 04 16 42.67 +33 25 08.1 r 703
2012-10-22 11:32:19 C 04 16 43.35 +33 25 18.8 r 703
2012-10-22 11:40:16 C 04 16 44.04 +33 25 30.4 r 703
2012-10-22 11:48:21 C 04 16 44.65 +33 25 42.9 r 703
2012-10-22 12:05:38 C 04 16 46.00 +33 26 07.3 r 703
2012-10-22 12:08:00 C 04 16 46.26 +33 26 10.2 r 703
2012-10-22 12:08:47 C 04 16 46.37 +33 26 13.1 r 703
2012-10-22 20:45:34 C 04 17 35.78 +33 39 06.9 v C32
2012-10-22 20:52:10 C 04 17 36.32 +33 39 17.3 v C32
2012-10-22 20:59:03 C 04 17 36.94 +33 39 28.1 v C32
2012-10-23 03:32:43 C 04 18 12.19 +33 49 40.0 u 118
2012-10-23 03:52:02 C 04 18 13.95 +33 50 09.5 u 118
2012-10-24 01:44:54 C 04 20 27.71 +34 26 41.2 u 954
2012-10-24 08:46:20 C 04 21 11.26 +34 39 01.8 v H21
2012-10-24 08:51:16 C 04 21 11.77 +34 39 10.5 v H21
2012-10-24 08:57:10 C 04 21 12.38 +34 39 20.6 v H21
2012-10-24 09:02:00 C 04 21 12.90 +34 39 29.2 v H21
2012-10-25 00:20:09 C 04 22 57.24 +35 07 57.5 o 461
2012-10-25 00:24:11 C 04 22 57.69 +35 08 05.5 o 461
2012-10-25 00:28:13 C 04 22 58.16 +35 08 13.2 o 461
2012-10-25 03:58:21 C 04 23 21.80 +35 15 01.3 t 204
2012-10-25 04:12:14 C 04 23 23.37 +35 15 28.3 t 204
2012-10-25 04:26:07 C 04 23 24.96 +35 15 54.9 t 204
2012-10-25 04:51:05 C 04 23 30.55 +35 16 50.3 r 850
2012-10-25 05:01:51 C 04 23 31.77 +35 17 12.8 r 850
2012-10-25 05:12:37 C 04 23 32.95 +35 17 32.5 r 850
2012-10-25 05:44:54 C 04 23 36.80 +35 18 37.8 r 850
2012-10-26 05:49:56 C 04 26 43.57 +36 09 19.8 o 291
2012-10-26 05:53:41 C 04 26 44.08 +36 09 27.8 o 291
2012-10-26 05:57:27 C 04 26 44.55 +36 09 36.0 o 291
2012-10-26 07:54:22 C 04 26 59.78 +36 14 05.3 c 926
2012-10-26 07:55:45 C 04 26 59.95 +36 14 08.5 c 926
2012-10-26 07:57:11 C 04 27 00.19 +36 14 11.7 c 926
2012-10-26 07:58:35 C 04 27 00.32 +36 14 15.5 c 926
2012-10-26 08:07:46 C 04 27 01.52 +36 14 36.2 c 926
2012-10-26 08:09:10 C 04 27 01.73 +36 14 39.5 c 926
2012-10-26 08:10:33 C 04 27 01.88 +36 14 42.8 c 926
2012-10-26 08:11:59 C 04 27 02.05 +36 14 45.5 c 926
2012-10-26 08:18:05 C 04 27 02.60 +36 14 58.7 19.7 c 704
2012-10-26 08:38:45 C 04 27 05.23 +36 15 45.4 20.1 c 704
2012-10-26 08:58:58 C 04 27 07.89 +36 16 32.4 20.3 c 704
2012-10-26 09:19:09 C 04 27 10.44 +36 17 18.0 19.6 c 704
2012-10-26 09:39:28 C 04 27 13.23 +36 18 04.1 19.8 c 704
2012-10-26 10:19:11 C 04 27 18.00 +36 19 29.3 u H36
2012-10-26 10:25:58 C 04 27 18.94 +36 19 45.5 u H36
2012-10-26 10:33:50 C 04 27 20.00 +36 20 02.7 u H36
2012-10-26 10:55:31 C 04 27 22.90 +36 20 51.1 u H36
2012-10-26 10:56:25 C 04 27 23.43 +36 20 59.9 r G96
2012-10-26 11:02:46 C 04 27 23.85 +36 21 07.0 u H36
2012-10-26 11:03:29 C 04 27 24.37 +36 21 15.9 r G96