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
2011-10-25 00:48:40 C 23 35 53.54 +35 22 23.5 o H21
2011-10-26 02:47:44 C 23 33 34.75 +34 59 59.1 o 291
2011-10-26 02:50:38 C 23 33 34.50 +34 59 56.6 o 291
2011-10-26 02:53:32 C 23 33 34.22 +34 59 54.1 o 291
2011-10-26 03:58:52 C 23 33 28.37 +34 58 56.1 o G56
2011-10-26 04:13:21 C 23 33 27.01 +34 58 42.8 o G56
2011-10-26 04:30:39 C 23 33 25.47 +34 58 27.0 o G56
2011-10-26 04:51:29 C 23 33 23.57 +34 58 09.3 o G56
2011-10-28 05:34:18 C 23 29 08.53 +34 13 20.9 o 291
2011-10-28 05:37:09 C 23 29 08.29 +34 13 18.2 o 291
2011-10-28 05:39:59 C 23 29 08.04 +34 13 15.6 o 291
2011-10-29 19:29:28 C 23 25 56.05 +33 36 08.4 u 157
2011-10-29 19:37:12 C 23 25 55.44 +33 36 00.6 u 157
2011-10-29 19:44:59 C 23 25 54.74 +33 35 52.8 u 157
2011-10-30 02:01:54 C 23 25 23.71 +33 29 33.6 o 291
2011-10-30 02:05:05 C 23 25 23.42 +33 29 30.2 o 291
2011-10-30 02:08:19 C 23 25 23.15 +33 29 27.0 o 291
2011-11-01 01:03:13 C 23 21 33.59 +32 40 23.7 o H21
2011-11-01 01:13:13 C 23 21 32.73 +32 40 12.9 o H21
2011-11-01 01:17:40 C 23 21 32.36 +32 40 08.3 o H21
2011-11-01 04:26:59 C 23 21 16.92 +32 36 45.5 r 703
2011-11-01 04:34:17 C 23 21 16.30 +32 36 38.1 r 703
2011-11-01 04:41:36 C 23 21 15.69 +32 36 30.2 r 703
2011-11-01 04:48:51 C 23 21 15.08 +32 36 22.7 r 703
2011-11-02 00:57:51 C 23 19 40.33 +32 14 19.8 o H21
2011-11-02 01:03:42 C 23 19 39.85 +32 14 13.9 o H21
2011-11-02 01:08:37 C 23 19 39.44 +32 14 08.4 o H21
2011-11-02 01:12:56 C 23 19 39.12 +32 14 03.3 o H21
2011-11-02 01:20:48 C 23 19 38.50 +32 13 55.1 o H21
2011-11-02 01:26:36 C 23 19 38.05 +32 13 48.8 o H21
2011-11-02 02:43:26 C 23 19 32.04 +32 12 25.4 u 448
2011-11-02 02:56:24 C 23 19 30.94 +32 12 10.5 u 448
2011-11-02 03:28:46 C 23 19 28.34 +32 11 34.8 u 448
2011-11-02 06:11:17 C 23 19 15.28 +32 08 34.3 o 291
2011-11-02 06:14:07 C 23 19 15.05 +32 08 31.1 o 291
2011-11-02 06:16:57 C 23 19 14.84 +32 08 28.0 o 291
2011-11-02 21:52:00 C 23 18 02.95 +31 50 57.8 o 046
2011-11-02 21:57:38 C 23 18 02.45 +31 50 50.3 o 046
2011-11-02 21:59:28 C 23 18 02.36 +31 50 49.0 o 046
2011-11-02 22:03:19 C 23 18 02.02 +31 50 44.0 o 046
2011-11-03 02:12:08 C 23 17 43.79 +31 46 06.5 o G48
2011-11-03 02:15:46 C 23 17 43.49 +31 46 02.4 o G48
2011-11-03 02:19:32 C 23 17 43.21 +31 45 58.1 o G48
2011-11-03 02:23:13 C 23 17 42.94 +31 45 54.2 o G48
2011-11-03 02:26:57 C 23 17 42.62 +31 45 49.7 o G48
2011-11-04 23:57:29 C 23 14 20.62 +30 52 58.6 o H21
2011-11-05 00:05:16 C 23 14 20.04 +30 52 49.7 o H21
2011-11-05 00:13:25 C 23 14 19.44 +30 52 39.9 o H21
2011-11-05 00:22:18 C 23 14 18.76 +30 52 29.8 o H21
2011-11-06 01:00:23 C 23 12 33.83 +30 22 57.5 o H21