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
2011-10-21 06:06:41 C 23 44 07.87 +36 32 53.5 r 703
2011-10-21 06:18:08 C 23 44 06.75 +36 32 47.1 r 703
2011-10-21 06:29:31 C 23 44 05.60 +36 32 38.6 r 703
2011-10-21 06:41:11 C 23 44 04.48 +36 32 29.8 r 703
2011-10-21 07:52:22 C 23 43 57.79 +36 31 38.2 o 291
2011-10-21 07:54:48 C 23 43 57.55 +36 31 36.6 o 291
2011-10-21 07:57:12 C 23 43 57.35 +36 31 34.6 o 291
2011-10-21 18:29:21 C 23 43 00.10 +36 23 56.8 u A74
2011-10-21 18:52:25 C 23 42 57.97 +36 23 39.6 u A74
2011-10-21 19:16:30 C 23 42 55.69 +36 23 22.3 u A74
2011-10-21 19:23:58 C 23 42 54.97 +36 23 17.3 u B86
2011-10-21 19:46:56 C 23 42 52.81 +36 23 01.3 u B86
2011-10-21 19:54:32 C 23 42 52.04 +36 22 55.8 u 595
2011-10-21 19:55:12 C 23 42 51.97 +36 22 54.1 u 510
2011-10-21 19:58:24 C 23 42 51.71 +36 22 52.5 u B86
2011-10-21 20:16:31 C 23 42 50.05 +36 22 40.0 u 510
2011-10-21 20:36:33 C 23 42 48.09 +36 22 25.2 u 595
2011-10-21 20:37:50 C 23 42 48.04 +36 22 23.9 u 510
2011-10-21 20:59:09 C 23 42 46.01 +36 22 08.3 u 510
2011-10-21 21:17:15 C 23 42 44.30 +36 21 55.8 t 204
2011-10-21 21:31:05 C 23 42 43.01 +36 21 45.3 t 204
2011-10-21 21:44:55 C 23 42 41.69 +36 21 35.4 t 204
2011-10-21 22:55:18 C 23 42 35.17 +36 20 43.9 u I93
2011-10-21 23:11:36 C 23 42 33.66 +36 20 32.2 u I93
2011-10-21 23:21:46 C 23 42 32.63 +36 20 24.1 u I93
2011-10-22 00:22:55 C 23 42 27.80 +36 19 39.4 o H21
2011-10-22 00:29:36 C 23 42 27.16 +36 19 34.5 o H21
2011-10-22 00:35:42 C 23 42 26.60 +36 19 30.0 o H21
2011-10-22 04:01:17 C 23 42 07.45 +36 17 00.5 o H01
2011-10-22 04:10:24 C 23 42 06.58 +36 16 53.8 o H01
2011-10-22 04:20:53 C 23 42 05.59 +36 16 46.1 o H01
2011-10-22 04:32:02 C 23 42 04.54 +36 16 37.9 o H01
2011-10-22 19:21:19 C 23 40 43.34 +36 05 23.7 u 118
2011-10-22 19:24:35 C 23 40 43.02 +36 05 21.1 u 118
2011-10-22 19:29:48 C 23 40 42.55 +36 05 17.4 u 118
2011-10-22 22:05:02 C 23 40 28.08 +36 03 19.4 u 104
2011-10-22 22:10:19 C 23 40 27.60 +36 03 14.9 u 104
2011-10-22 22:15:36 C 23 40 27.10 +36 03 11.4 u 104
2011-10-23 01:37:20 C 23 40 09.44 +36 00 36.3 o H01
2011-10-23 01:47:28 C 23 40 08.49 +36 00 28.5 o H01
2011-10-23 01:59:20 C 23 40 07.38 +36 00 19.5 o H01
2011-10-23 02:08:30 C 23 40 06.52 +36 00 12.5 o H01
2011-10-23 04:31:17 C 23 39 53.25 +35 58 21.2 r 682
2011-10-23 05:26:23 C 23 39 48.09 +35 57 39.3 r 682
2011-10-23 08:13:15 C 23 39 32.34 +35 55 28.1 o 291
2011-10-23 08:16:10 C 23 39 32.07 +35 55 25.9 o 291
2011-10-23 08:19:05 C 23 39 31.81 +35 55 23.4 o 291
2011-10-25 00:31:25 C 23 35 55.14 +35 22 37.8 o H21
2011-10-25 00:36:33 C 23 35 54.68 +35 22 33.6 o H21
2011-10-25 00:42:00 C 23 35 54.14 +35 22 29.1 o H21