2011 AN16

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5699791523 ± 3.66e-08
Semi-major axis (a)2.8237313245 AU ± 3.86e-08
Inclination (i)15.53376023° ± 5.83e-06
Long. of Asc. Node (Ω)172.61007754° ± 1.13e-05
Arg. of Perihelion (ω)340.19131953° ± 2.20e-05
Mean Anomaly (M)41.46011821° ± 2.46e-05
Mean Motion (n)0.2077194762°/day ± 4.26e-09
Perihelion dist (q)1.21426334 AU ± 1.05e-07
Aphelion dist (Q)4.43319931 AU ± 1.20e-07
Orbital Period4.74498733 yr ± 9.73e-08
Physical Parameters
H (abs. magnitude)19.06
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.423″
Uncertainty0
Orbit TypeAmor
MOID0.234871 AU
Observations Used271
Oppositions10
Arc Total2011-2024
First Observation Used2011-01-08
Last Observation Used2024-12-27
Observations (275)
Date Type RA Dec Mag Band Observatory
2011-01-08 16:24:52 C 06 37 16.09 -21 54 16.2 r E12
2011-01-08 16:34:59 C 06 37 15.94 -21 54 17.8 r E12
2011-01-08 16:45:15 C 06 37 15.80 -21 54 19.3 r E12
2011-01-08 16:55:30 C 06 37 15.65 -21 54 21.0 r E12
2011-01-08 17:52:13 C 06 37 14.80 -21 54 31.5 r E12
2011-01-09 06:09:48 C 06 37 06.35 -21 57 22.9 o H21
2011-01-09 06:22:06 C 06 37 06.17 -21 57 25.2 o H21
2011-01-09 06:25:10 C 06 37 06.11 -21 57 26.1 o H21
2011-01-09 10:56:59 C 06 37 03.69 -21 57 57.9 r E12
2011-01-09 11:12:01 C 06 37 03.49 -21 58 00.2 r E12
2011-01-09 12:40:50 C 06 37 01.62 -21 58 13.6 o 474
2011-01-09 12:43:39 C 06 37 01.57 -21 58 14.1 o 474
2011-01-09 12:46:29 C 06 37 01.53 -21 58 14.6 o 474
2011-01-09 14:24:39 C 06 36 59.95 -21 58 31.7 o 474
2011-01-09 14:27:19 C 06 36 59.91 -21 58 32.1 o 474
2011-01-09 14:30:09 C 06 36 59.86 -21 58 32.6 o 474
2011-01-09 17:06:16 C 06 36 57.63 -21 59 03.0 r E12
2011-01-11 03:13:26 C 06 36 34.64 -22 04 12.2 u I20
2011-01-11 03:34:49 C 06 36 34.29 -22 04 15.0 u I20
2011-01-11 03:51:27 C 06 36 33.99 -22 04 17.3 u I20
2011-01-11 05:36:12 C 06 36 33.23 -22 04 48.4 o 291
2011-01-11 05:44:37 C 06 36 33.09 -22 04 49.6 o 291
2011-01-11 05:53:11 C 06 36 32.96 -22 04 50.6 o 291
2011-01-11 05:57:19 C 06 36 32.88 -22 04 50.8 r 703
2011-01-11 06:03:14 C 06 36 32.74 -22 04 51.7 r 703
2011-01-11 06:09:11 C 06 36 32.70 -22 04 52.8 r 703
2011-01-11 06:15:08 C 06 36 32.64 -22 04 52.8 r 703
2011-01-11 23:11:33 C 06 36 21.17 -22 06 43.8 v 204
2011-01-11 23:28:33 C 06 36 20.87 -22 06 45.8 v 204
2011-01-13 03:10:17 C 06 36 04.09 -22 08 22.4 u I20
2011-01-13 03:28:38 C 06 36 03.84 -22 08 23.1 u I20
2011-01-13 03:47:00 C 06 36 03.57 -22 08 24.1 u I20
2011-01-13 04:55:47 C 06 36 02.57 -22 08 27.2 u I19
2011-01-13 05:05:00 C 06 36 02.42 -22 08 27.5 u I19
2011-01-13 05:15:15 C 06 36 02.27 -22 08 28.0 u I19
2011-01-13 10:45:12 C 06 36 00.35 -22 08 40.8 r E12
2011-01-13 11:04:23 C 06 36 00.07 -22 08 41.8 r E12
2011-01-16 04:53:49 C 06 35 26.33 -22 07 31.0 o 844
2011-01-16 04:59:40 C 06 35 26.26 -22 07 30.8 o 844
2011-01-16 05:05:51 C 06 35 26.24 -22 07 30.6 o 844
2011-01-16 05:10:52 C 06 35 26.10 -22 07 29.5 o 844
2011-01-22 03:25:25 C 06 35 02.65 -21 39 41.7 u I19
2011-01-22 03:30:02 C 06 35 02.60 -21 39 40.0 u I19
2011-01-22 03:36:12 C 06 35 02.55 -21 39 37.5 u I19
2011-01-22 07:18:39 C 06 35 02.76 -21 38 46.1 u 448
2011-01-22 07:31:19 C 06 35 02.74 -21 38 40.9 u 448
2011-01-22 07:43:33 C 06 35 02.68 -21 38 36.8 u 448
2011-01-24 05:41:13 C 06 35 13.44 -21 21 29.9 u 448
2011-01-24 05:51:45 C 06 35 13.45 -21 21 25.5 u 448
2011-01-24 06:03:52 C 06 35 13.39 -21 21 19.6 u 448