530151 (2011 AW55)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5171217667 ± 1.65e-07
Semi-major axis (a)1.1054364567 AU ± 2.10e-09
Inclination (i)21.91160279° ± 1.10e-05
Long. of Asc. Node (Ω)304.17685272° ± 6.78e-06
Arg. of Perihelion (ω)321.97824306° ± 1.92e-05
Mean Anomaly (M)165.61768765° ± 4.89e-05
Mean Motion (n)0.8480307518°/day ± 2.42e-09
Perihelion dist (q)0.53379120 AU ± 1.83e-07
Aphelion dist (Q)1.67708171 AU ± 1.83e-07
Orbital Period1.16225300 yr ± 3.31e-09
Physical Parameters
H (abs. magnitude)20.69
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.239″
Uncertainty0
Orbit TypeApollo
MOID0.176166 AU
Observations Used122
Oppositions3
Arc Total2002-2025
First Observation Used2002-12-31
Last Observation Used2025-12-25
Observations (129)
Date Type RA Dec Mag Band Observatory
2002-12-31 12:34:37 C 11 28 15.965 +00 47 10.54 n 645
2002-12-31 12:39:24 C 11 28 16.246 +00 47 03.23 n 645
2011-01-13 09:09:32 C 07 45 45.00 +34 37 40.0 r G96
2011-01-13 09:31:33 C 07 45 40.96 +34 37 30.9 r G96
2011-01-13 09:42:33 C 07 45 38.88 +34 37 26.1 r G96
2011-01-13 11:47:11 C 07 45 17.91 +34 36 34.2 o 300
2011-01-13 11:54:17 C 07 45 16.65 +34 36 30.6 o 300
2011-01-13 12:01:19 C 07 45 15.41 +34 36 27.6 o 300
2011-01-14 04:52:32 C 07 42 12.09 +34 29 13.2 o H01
2011-01-14 05:03:17 C 07 42 10.10 +34 29 08.6 o H01
2011-01-14 05:13:53 C 07 42 08.13 +34 29 04.0 o H01
2011-01-14 05:24:53 C 07 42 06.08 +34 28 59.4 o H01
2011-01-16 05:10:45 C 07 33 19.47 +34 05 28.8 r G96
2011-01-16 05:20:39 C 07 33 17.64 +34 05 23.4 r G96
2011-01-16 05:30:41 C 07 33 15.69 +34 05 18.6 r G96
2011-01-16 05:40:44 C 07 33 13.82 +34 05 13.2 r G96
2011-01-23 05:02:00 C 07 01 59.98 +32 08 33.8 r G96
2011-01-23 05:13:11 C 07 01 57.86 +32 08 24.6 r G96
2011-01-23 05:24:14 C 07 01 55.77 +32 08 15.6 r G96
2011-01-23 05:35:12 C 07 01 53.72 +32 08 06.0 r G96
2011-01-24 09:24:57 C 06 56 46.82 +31 43 46.9 o 291
2011-01-24 09:40:45 C 06 56 43.91 +31 43 31.9 o 291
2011-01-24 09:48:48 C 06 56 42.36 +31 43 24.8 o 291
2011-01-24 09:54:56 C 06 56 41.23 +31 43 18.1 o 291
2011-01-27 05:02:32 C 06 44 43.64 +30 39 45.2 t G58
2011-01-27 05:09:10 C 06 44 42.48 +30 39 38.4 t G58
2011-01-27 05:15:49 C 06 44 41.29 +30 39 32.1 t G58
2011-02-05 06:10:04 C 06 10 42.05 +26 40 59.6 o 291
2011-02-05 06:21:46 C 06 10 40.49 +26 40 46.9 o 291
2011-02-23 04:14:40 C 05 30 48.71 +18 38 27.2 o 291
2011-02-23 04:20:16 C 05 30 48.43 +18 38 20.2 o 291
2011-02-23 04:25:50 C 05 30 48.08 +18 38 16.1 o 291
2011-12-24 05:10:59 C 04 58 20.98 +54 07 56.0 o H21
2011-12-24 05:35:17 C 04 58 16.87 +54 07 33.5 o H21
2011-12-24 05:50:10 C 04 58 14.32 +54 07 18.9 o H21
2011-12-25 04:24:50 C 04 54 37.42 +53 45 36.9 o H21
2011-12-25 04:42:17 C 04 54 34.54 +53 45 19.8 o H21
2011-12-25 05:03:14 C 04 54 31.09 +53 44 59.2 o H21
2017-12-21 08:27:28 C 09 27 03.63 +29 47 22.1 u H21
2017-12-21 08:47:04 C 09 27 02.66 +29 47 21.4 u H21
2017-12-21 09:11:19 C 09 27 01.48 +29 47 20.7 u H21
2017-12-28 08:52:09 C 09 16 54.65 +29 40 40.6 U G96
2017-12-28 09:07:04 C 09 16 53.45 +29 40 39.3 U G96
2017-12-28 09:14:30 C 09 16 52.85 +29 40 39.5 U G96
2018-01-11 13:21:31 C 08 38 05.458 +28 53 48.43 U F51
2018-01-11 13:38:15 C 08 38 02.809 +28 53 43.43 U F51
2018-01-11 13:55:02 C 08 38 00.147 +28 53 38.31 U F51
2018-01-11 14:11:49 C 08 37 57.506 +28 53 33.21 U F51
2018-01-12 07:29:14 C 08 35 16.98 +28 48 23.1 U G96
2018-01-12 07:36:40 C 08 35 15.77 +28 48 21.2 U G96