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
2002-12-13 12:21:35 C 12 06 53.64 +48 32 58.0 645
2002-12-13 12:22:46 C 12 06 53.66 +48 32 58.3 645
2002-12-13 12:26:21 C 12 06 53.73 +48 32 59.4 645
2012-10-21 02:13:46 C 17 13 46.27 +12 55 20.9 r G96
2012-10-21 02:21:13 C 17 13 50.41 +12 56 01.5 r G96
2012-10-21 02:28:33 C 17 13 54.51 +12 56 41.6 r G96
2012-10-21 02:35:31 C 17 13 58.44 +12 57 19.4 r G96
2012-10-21 02:38:35 C 17 14 00.16 +12 57 35.9 r G96
2012-10-21 02:41:37 C 17 14 01.86 +12 57 52.7 r G96
2012-10-21 02:44:39 C 17 14 03.55 +12 58 09.3 r G96
2012-10-21 10:25:09 C 17 18 21.82 +13 39 42.6 o 300
2012-10-21 10:26:00 C 17 18 22.28 +13 39 47.1 o 300
2012-10-21 10:26:51 C 17 18 22.75 +13 39 51.9 o 300
2012-10-21 10:27:41 C 17 18 23.23 +13 39 56.2 o 300
2012-10-21 10:28:32 C 17 18 23.69 +13 40 00.4 o 300
2012-10-21 10:29:22 C 17 18 24.14 +13 40 05.1 o 300
2012-10-21 10:30:12 C 17 18 24.63 +13 40 09.7 o 300
2012-10-21 17:46:29 C 17 22 27.34 +14 18 38.5 u B86
2012-10-21 17:52:28 C 17 22 30.65 +14 19 09.6 u B86
2012-10-21 17:57:47 C 17 22 33.48 +14 19 37.2 u C43
2012-10-21 17:59:15 C 17 22 34.35 +14 19 45.2 u B86
2012-10-21 18:00:25 C 17 22 34.92 +14 19 51.1 u C43
2012-10-21 18:02:26 C 17 22 36.04 +14 20 01.8 u C43
2012-10-21 18:04:52 C 17 22 37.35 +14 20 14.2 u C43
2012-10-21 18:05:22 C 17 22 37.70 +14 20 17.3 u B86
2012-10-21 18:07:24 C 17 22 38.76 +14 20 27.4 u C43
2012-10-21 18:10:59 C 17 22 40.79 +14 20 46.5 u B86
2012-10-21 18:14:20 C 17 22 42.57 +14 21 03.9 u C43
2012-10-21 18:16:50 C 17 22 44.00 +14 21 17.1 u B86
2012-10-21 18:17:55 C 17 22 44.54 +14 21 22.4 u C43
2012-10-21 18:20:48 C 17 22 46.13 +14 21 37.4 u C43
2012-10-21 18:22:39 C 17 22 47.22 +14 21 47.7 u B86
2012-10-21 18:28:33 C 17 22 50.45 +14 22 18.3 u B86
2012-10-21 18:34:06 C 17 22 53.50 +14 22 47.4 u B86
2012-10-21 18:44:00 C 17 22 59.16 +14 23 38.9 o J16
2012-10-21 18:46:08 C 17 23 00.30 +14 23 50.4 o J16
2012-10-21 18:48:29 C 17 23 01.61 +14 24 01.9 o J16
2012-10-21 18:50:37 C 17 23 02.79 +14 24 13.5 o J16
2012-10-21 18:52:48 C 17 23 03.98 +14 24 24.9 o J16
2012-10-21 18:57:16 C 17 23 06.44 +14 24 48.4 o J16
2012-10-21 19:01:37 C 17 23 08.81 +14 25 10.9 o J16
2012-10-21 19:21:50 C 17 23 19.65 +14 26 56.3 o 046
2012-10-21 19:22:45 C 17 23 20.16 +14 27 01.6 o 046
2012-10-21 19:24:15 C 17 23 20.93 +14 27 08.8 o 046
2012-10-21 19:25:01 C 17 23 21.37 +14 27 12.7 o 046
2012-10-21 19:25:47 C 17 23 21.81 +14 27 17.8 o 046
2012-10-21 19:27:18 C 17 23 22.70 +14 27 24.1 o 046
2012-10-22 00:09:22 C 17 25 57.85 +14 51 52.2 u H21
2012-10-22 00:13:49 C 17 26 00.27 +14 52 15.0 u H21
2012-10-22 00:17:59 C 17 26 02.54 +14 52 36.4 u H21