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
2011-02-08 11:10:57 C 13 00 31.28 -20 10 33.9 o H21
2011-02-08 11:18:22 C 13 00 33.24 -20 10 25.4 o H21
2011-02-08 11:21:52 C 13 00 34.18 -20 10 21.3 o H21
2011-02-10 11:18:48 C 13 13 37.38 -19 11 19.9 o H21
2011-02-10 11:24:07 C 13 13 38.80 -19 11 12.7 o H21
2011-02-10 11:29:26 C 13 13 40.24 -19 11 05.7 o H21
2011-02-10 11:31:54 C 13 13 40.90 -19 11 02.3 o H21
2011-02-10 11:36:34 C 13 13 42.15 -19 10 56.2 o H21
2011-02-12 11:13:43 C 13 26 52.07 -18 03 31.8 o H21
2011-02-12 11:17:51 C 13 26 53.17 -18 03 25.5 o H21
2011-02-12 11:21:59 C 13 26 54.31 -18 03 19.1 o H21
2011-02-12 11:30:22 C 13 26 56.58 -18 03 06.4 o H21
2011-02-15 09:12:40 C 13 46 25.09 -16 09 07.0 o H21
2011-02-15 09:17:03 C 13 46 26.27 -16 08 59.0 o H21
2011-02-15 09:21:08 C 13 46 27.40 -16 08 52.2 o H21
2011-02-15 09:25:14 C 13 46 28.50 -16 08 45.0 o H21
2011-02-15 09:29:20 C 13 46 29.61 -16 08 37.6 o H21
2011-02-15 09:32:54 C 13 46 30.60 -16 08 31.6 o H21
2011-02-19 08:35:05 C 14 12 58.35 -13 06 38.1 o H21
2011-02-19 08:39:19 C 14 12 59.47 -13 06 29.4 o H21
2011-02-19 08:43:26 C 14 13 00.59 -13 06 21.0 o H21
2011-02-19 08:47:32 C 14 13 01.69 -13 06 12.5 o H21
2011-02-19 08:51:34 C 14 13 02.78 -13 06 04.3 o H21
2011-02-23 17:38:49 C 14 41 21.48 -09 17 28.9 u D90
2011-02-23 17:44:30 C 14 41 22.98 -09 17 15.8 u D90
2011-02-23 17:49:19 C 14 41 24.21 -09 17 04.9 u D90
2011-03-01 10:02:30 C 15 15 34.07 -03 59 03.0 o H21
2011-03-01 10:10:13 C 15 15 35.86 -03 58 44.8 o H21
2011-03-01 10:17:50 C 15 15 37.61 -03 58 27.1 o H21
2011-03-01 10:24:52 C 15 15 39.22 -03 58 10.1 o H21
2011-03-02 10:24:42 C 15 21 16.49 -03 01 26.3 o H21
2011-03-02 10:31:27 C 15 21 18.02 -03 01 10.5 o H21
2011-03-02 10:38:13 C 15 21 19.53 -03 00 54.5 o H21
2011-03-02 10:44:56 C 15 21 21.03 -03 00 38.6 o H21
2011-03-02 10:51:39 C 15 21 22.53 -03 00 22.8 o H21
2011-03-03 08:58:25 C 15 26 27.17 -02 08 15.3 u H45
2011-03-03 09:00:05 C 15 26 27.54 -02 08 11.2 u H45
2011-03-03 09:01:27 C 15 26 27.86 -02 08 08.1 u H45
2011-03-03 09:03:04 C 15 26 28.21 -02 08 04.2 u H45
2011-03-03 09:05:48 C 15 26 28.81 -02 07 57.9 u H45
2011-03-03 09:07:18 C 15 26 29.13 -02 07 54.4 u H45
2011-03-04 19:29:35 C 15 34 06.75 -00 47 33.2 o 300
2011-03-04 19:30:59 C 15 34 07.06 -00 47 29.9 o 300
2011-03-04 19:32:23 C 15 34 07.34 -00 47 26.6 o 300
2011-03-04 19:33:47 C 15 34 07.63 -00 47 23.5 o 300
2011-03-04 19:35:11 C 15 34 07.91 -00 47 20.5 o 300
2011-03-04 19:51:28 C 15 34 11.20 -00 46 42.6 m 355
2011-03-04 19:52:29 C 15 34 11.40 -00 46 40.5 m 355
2011-03-04 19:53:31 C 15 34 11.63 -00 46 37.8 m 355
2011-03-04 19:57:40 C 15 34 12.53 -00 46 27.8 m 355