855197 (2011 AO52)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5791702278 ± 1.25e-08
Semi-major axis (a)2.8108515163 AU ± 1.71e-08
Inclination (i)17.31862341° ± 2.73e-06
Long. of Asc. Node (Ω)161.45393335° ± 6.01e-06
Arg. of Perihelion (ω)14.95060663° ± 8.18e-06
Mean Anomaly (M)61.72050494° ± 6.82e-06
Mean Motion (n)0.2091488203°/day ± 1.91e-09
Perihelion dist (q)1.18289000 AU ± 3.58e-08
Aphelion dist (Q)4.43881303 AU ± 4.42e-08
Orbital Period4.71255961 yr ± 4.29e-08
Physical Parameters
H (abs. magnitude)18.24
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.252″
Uncertainty0
Orbit TypeAmor
MOID0.198151 AU
Observations Used356
Oppositions11
Arc Total2011-2025
First Observation Used2011-01-14
Last Observation Used2025-07-02
Observations (389)
Date Type RA Dec Mag Band Observatory
2011-01-14 10:47:53 C 10 50 09.27 -22 26 27.7 r 703
2011-01-14 10:58:15 C 10 50 10.93 -22 26 33.1 r 703
2011-01-14 11:08:51 C 10 50 12.66 -22 26 37.2 r 703
2011-01-14 11:19:29 C 10 50 14.31 -22 26 40.9 r 703
2011-01-14 11:30:48 C 10 50 16.07 -22 26 44.3 r 703
2011-01-14 11:31:29 C 10 50 16.21 -22 26 45.5 r 703
2011-01-14 11:32:09 C 10 50 16.17 -22 26 46.0 r 703
2011-01-14 11:32:48 C 10 50 16.37 -22 26 45.7 r 703
2011-01-14 11:58:54 C 10 50 20.45 -22 26 56.6 o H01
2011-01-14 12:05:56 C 10 50 21.57 -22 26 59.3 o H01
2011-01-14 12:15:58 C 10 50 23.16 -22 27 03.2 o H01
2011-01-14 12:25:39 C 10 50 24.65 -22 27 06.8 r 703
2011-01-14 12:26:21 C 10 50 24.85 -22 27 06.0 r 703
2011-01-14 12:27:01 C 10 50 24.90 -22 27 07.2 r 703
2011-01-14 12:27:44 C 10 50 25.06 -22 27 06.9 r 703
2011-01-14 12:29:38 C 10 50 25.32 -22 27 08.3 o H01
2011-01-14 15:52:32 C 10 50 59.47 -22 28 08.0 r D96
2011-01-14 16:05:00 C 10 51 01.47 -22 28 13.2 r D96
2011-01-14 16:16:25 C 10 51 03.25 -22 28 17.7 r D96
2011-01-15 03:32:13 C 10 52 53.68 -22 32 56.9 o I89
2011-01-15 03:37:39 C 10 52 54.54 -22 32 58.9 o I89
2011-01-15 03:43:01 C 10 52 55.42 -22 33 00.7 o I89
2011-01-15 04:17:09 C 10 53 02.01 -22 32 51.6 u I20
2011-01-15 04:34:59 C 10 53 04.89 -22 32 58.7 u I20
2011-01-15 04:50:17 C 10 53 07.37 -22 33 04.8 u I20
2011-01-15 08:15:26 C 10 53 41.17 -22 34 39.4 r 703
2011-01-15 08:17:03 C 10 53 41.46 -22 34 39.6 r 703
2011-01-15 08:18:39 C 10 53 41.74 -22 34 40.5 r 703
2011-01-15 08:20:14 C 10 53 42.00 -22 34 40.7 r 703
2011-01-15 09:01:14 C 10 53 48.33 -22 34 59.2 u H36
2011-01-15 09:07:43 C 10 53 49.39 -22 35 01.4 u H36
2011-01-15 09:16:18 C 10 53 50.77 -22 35 04.8 u H36
2011-01-15 10:14:27 C 10 54 00.31 -22 35 24.1 18.5 c 704
2011-01-15 10:17:54 C 10 54 00.93 -22 35 26.8 r H10
2011-01-15 10:21:07 C 10 54 01.42 -22 35 27.5 r H10
2011-01-15 10:24:31 C 10 54 01.97 -22 35 29.5 r H10
2011-01-15 10:35:52 C 10 54 03.76 -22 35 33.3 18.6 c 704
2011-01-15 10:46:53 C 10 54 05.55 -22 35 36.3 r H10
2011-01-15 10:56:08 C 10 54 07.03 -22 35 41.4 18.7 c 704
2011-01-15 11:04:37 C 10 54 08.37 -22 35 42.5 r H06
2011-01-15 11:23:44 C 10 54 11.47 -22 35 50.0 r H06
2011-01-15 11:36:23 C 10 54 13.52 -22 35 55.0 18.7 c 704
2011-01-15 12:45:42 C 10 54 24.76 -22 36 19.4 u H10
2011-01-15 12:52:28 C 10 54 25.87 -22 36 21.6 u H10
2011-01-16 03:47:17 C 10 56 56.39 -22 41 40.7 v 204
2011-01-16 03:52:56 C 10 56 57.32 -22 41 42.4 v 204
2011-01-16 03:58:36 C 10 56 58.25 -22 41 44.5 v 204
2011-01-17 18:17:50 C 11 03 34.67 -22 53 49.6 o 300
2011-01-17 18:19:14 C 11 03 34.94 -22 53 50.1 o 300
2011-01-17 18:22:00 C 11 03 35.37 -22 53 50.9 o 300