858130 (2012 US136)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.9121007195 ± 9.44e-09
Semi-major axis (a)4.2842462106 AU ± 4.63e-09
Inclination (i)51.88894458° ± 5.71e-06
Long. of Asc. Node (Ω)0.39443698° ± 5.88e-06
Arg. of Perihelion (ω)279.21308958° ± 5.28e-06
Mean Anomaly (M)173.78773584° ± 7.50e-07
Mean Motion (n)0.1111477420°/day ± 1.80e-10
Perihelion dist (q)0.37658216 AU ± 4.05e-08
Aphelion dist (Q)8.19191026 AU ± 4.14e-08
Orbital Period8.86771306 yr ± 1.44e-08
Physical Parameters
H (abs. magnitude)15.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.227″
Uncertainty0
Orbit TypeApollo
MOID0.093118 AU
Observations Used646
Oppositions18
Arc Total2002-2022
First Observation Used2002-12-13
Last Observation Used2022-01-13
Observations (700)
Date Type RA Dec Mag Band Observatory
2012-10-23 17:59:32 C 17 48 10.26 +18 13 04.4 u 118
2012-10-23 18:09:34 C 17 48 15.49 +18 13 50.9 v I93
2012-10-23 18:20:59 C 17 48 21.31 +18 14 41.9 v I93
2012-10-23 18:32:08 C 17 48 26.95 +18 15 30.9 v I93
2012-10-23 18:43:17 C 17 48 32.65 +18 16 20.8 v I93
2012-10-23 18:53:39 C 17 48 37.92 +18 17 06.7 v I93
2012-10-23 18:59:53 C 17 48 41.03 +18 17 33.6 t 204
2012-10-23 19:01:34 C 17 48 41.88 +18 17 41.0 t 204
2012-10-23 19:04:18 C 17 48 43.28 +18 17 53.1 t 204
2012-10-23 19:05:03 C 17 48 43.74 +18 17 57.6 v I93
2012-10-23 19:05:50 C 17 48 44.06 +18 17 59.9 t 204
2012-10-23 19:07:21 C 17 48 44.83 +18 18 06.6 t 204
2012-10-24 01:04:09 C 17 51 46.56 +18 44 19.7 r H21
2012-10-24 01:08:12 C 17 51 48.59 +18 44 37.3 r H21
2012-10-24 01:12:19 C 17 51 50.68 +18 44 55.3 r H21
2012-10-24 01:20:44 C 17 51 54.91 +18 45 31.8 r H21
2012-10-24 09:46:46 C 17 56 09.35 +19 21 40.4 u 900
2012-10-24 09:52:02 C 17 56 11.96 +19 22 02.5 u 900
2012-10-24 09:57:18 C 17 56 14.57 +19 22 24.5 u 900
2012-10-24 10:11:58 C 17 56 21.87 +19 23 26.0 o 300
2012-10-24 10:12:50 C 17 56 22.26 +19 23 30.2 o 300
2012-10-24 10:13:41 C 17 56 22.75 +19 23 33.9 o 300
2012-10-24 10:23:09 C 17 56 27.42 +19 24 12.9 o 300
2012-10-24 10:24:01 C 17 56 27.84 +19 24 16.5 o 300
2012-10-24 10:24:53 C 17 56 28.24 +19 24 20.0 o 300
2012-10-24 10:25:45 C 17 56 28.69 +19 24 23.8 o 300
2012-10-24 10:26:36 C 17 56 29.09 +19 24 27.5 o 300
2012-10-24 10:27:27 C 17 56 29.54 +19 24 30.7 o 300
2012-10-24 11:14:36 C 17 56 52.87 +19 27 47.5 u 900
2012-10-24 11:25:25 C 17 56 58.22 +19 28 32.6 u 900
2012-10-24 11:42:19 C 17 57 06.59 +19 29 42.6 u 900
2012-10-24 11:52:52 C 17 57 11.80 +19 30 26.3 u 900
2012-10-25 00:14:13 C 18 03 16.56 +20 20 52.7 u H21
2012-10-25 00:18:54 C 18 03 18.81 +20 21 11.2 u H21
2012-10-25 00:22:31 C 18 03 20.56 +20 21 25.6 u H21
2012-10-25 00:26:10 C 18 03 22.32 +20 21 40.1 u H21
2012-10-25 00:29:36 C 18 03 23.97 +20 21 53.7 u H21
2012-10-26 01:45:23 C 18 15 22.21 +21 57 27.9 o 291
2012-10-26 01:49:43 C 18 15 24.12 +21 57 42.9 o 291
2012-10-26 01:54:02 C 18 15 26.10 +21 57 58.3 o 291
2012-10-27 00:09:07 C 18 25 29.22 +23 14 04.8 u H21
2012-10-27 00:11:04 C 18 25 30.06 +23 14 11.1 u H21
2012-10-27 00:13:24 C 18 25 31.08 +23 14 18.6 u H21
2012-10-27 00:22:15 C 18 25 34.94 +23 14 47.5 u H21
2012-10-28 10:37:52 C 18 40 09.62 +24 58 34.4 o 300
2012-10-28 10:39:53 C 18 40 10.44 +24 58 40.0 o 300
2012-10-28 10:41:33 C 18 40 11.10 +24 58 44.2 o 300
2012-10-28 10:43:14 C 18 40 11.81 +24 58 49.1 o 300
2012-10-28 10:46:06 C 18 40 12.96 +24 58 57.6 o 300
2012-10-28 10:48:55 C 18 40 14.13 +24 59 05.3 o 300