2011 US63

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7804838957 ± 4.93e-07
Semi-major axis (a)3.0198253004 AU ± 4.88e-06
Inclination (i)20.53871385° ± 9.89e-06
Long. of Asc. Node (Ω)250.30583672° ± 6.13e-05
Arg. of Perihelion (ω)242.94779380° ± 6.15e-05
Mean Anomaly (M)222.62593479° ± 2.62e-03
Mean Motion (n)0.1878190100°/day ± 4.56e-07
Perihelion dist (q)0.66290029 AU ± 1.83e-06
Aphelion dist (Q)5.37675032 AU ± 8.82e-06
Orbital Period5.24774507 yr ± 1.27e-05
Physical Parameters
H (abs. magnitude)17.99
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.273″
Uncertainty1
Orbit TypeApollo
MOID0.065243 AU
Observations Used207
Oppositions1
Arc Total2011-2012
First Observation Used2011-10-21
Last Observation Used2012-06-23
Observations (215)
Date Type RA Dec Mag Band Observatory
2011-11-06 01:06:32 C 23 12 33.40 +30 22 49.9 o H21
2011-11-06 01:13:22 C 23 12 32.90 +30 22 41.5 o H21
2011-11-06 01:20:24 C 23 12 32.38 +30 22 33.1 o H21
2011-11-09 21:42:50 C 23 06 29.59 +28 26 22.6 t 204
2011-11-09 22:05:42 C 23 06 28.12 +28 25 52.7 t 204
2011-11-10 02:15:26 C 23 06 13.35 +28 20 30.1 o H21
2011-11-10 02:22:24 C 23 06 12.94 +28 20 20.9 o H21
2011-11-10 02:26:07 C 23 06 12.73 +28 20 15.8 o H21
2011-11-11 01:33:07 C 23 04 50.74 +27 49 55.1 o H21
2011-11-11 01:37:30 C 23 04 50.48 +27 49 49.4 o H21
2011-11-11 01:41:57 C 23 04 50.19 +27 49 43.5 o H21
2011-11-11 01:46:09 C 23 04 49.93 +27 49 37.9 o H21
2011-11-11 01:50:17 C 23 04 49.68 +27 49 32.7 o H21
2011-11-13 16:38:01 C 23 01 23.80 +26 24 58.5 u 118
2011-11-13 16:54:38 C 23 01 22.93 +26 24 36.1 u 118
2011-11-13 17:02:56 C 23 01 22.47 +26 24 25.0 u 118
2011-11-13 17:14:46 C 23 01 21.57 +26 24 10.2 r B18
2011-11-13 17:15:24 C 23 01 21.83 +26 24 07.2 u 118
2011-11-13 17:17:48 C 23 01 21.44 +26 24 06.2 r B18
2011-11-13 17:26:42 C 23 01 20.93 +26 23 53.9 r B18
2011-11-13 17:38:56 C 23 01 20.68 +26 23 35.5 r A17
2011-11-13 17:55:50 C 23 01 19.76 +26 23 12.2 r A17
2011-11-13 18:12:42 C 23 01 18.86 +26 22 49.6 r A17
2011-11-17 04:25:22 C 22 57 27.23 +24 28 12.8 u 448
2011-11-17 04:43:48 C 22 57 26.36 +24 27 46.5 u 448
2011-11-17 05:01:45 C 22 57 25.59 +24 27 20.6 u 448
2011-11-18 01:19:22 C 22 56 35.80 +23 58 27.3 o H21
2011-11-18 01:23:21 C 22 56 35.61 +23 58 21.8 o H21
2011-11-18 01:27:08 C 22 56 35.47 +23 58 16.2 o H21
2011-11-18 01:32:10 C 22 56 35.23 +23 58 09.0 o H21
2011-11-21 19:12:12 C 22 53 25.61 +21 48 17.9 t 130
2011-11-21 19:20:53 C 22 53 25.34 +21 48 04.4 t 130
2011-11-26 01:15:04 C 22 50 53.31 +19 17 14.8 u I15
2011-11-26 01:24:31 C 22 50 53.12 +19 17 00.6 u I15
2011-11-26 01:34:05 C 22 50 52.89 +19 16 46.6 u I15
2011-11-29 01:49:43 C 22 49 45.66 +17 28 22.3 r G96
2011-11-29 01:57:13 C 22 49 45.55 +17 28 10.7 r G96
2011-11-29 02:04:38 C 22 49 45.40 +17 27 59.7 r G96
2011-11-29 02:12:02 C 22 49 45.33 +17 27 48.4 r G96
2011-12-07 00:33:50 C 22 49 13.61 +12 37 53.1 o 807
2011-12-07 00:40:07 C 22 49 13.61 +12 37 43.5 o 807
2011-12-07 00:46:24 C 22 49 13.66 +12 37 33.3 o 807
2011-12-07 00:52:40 C 22 49 13.65 +12 37 23.8 o 807
2011-12-07 02:04:46 C 22 49 14.40 +12 35 19.8 u 448
2011-12-07 02:21:23 C 22 49 14.39 +12 34 53.0 u 448
2011-12-07 02:40:56 C 22 49 14.37 +12 34 22.7 u 448
2011-12-08 00:24:58 C 22 49 23.57 +12 00 45.5 o H21
2011-12-08 00:33:11 C 22 49 23.61 +12 00 32.8 o H21
2011-12-08 00:38:54 C 22 49 23.63 +12 00 23.8 o H21
2011-12-08 00:46:00 C 22 49 23.66 +12 00 13.2 o H21