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
2011-04-10 21:41:49 C 10 13 38.59 +23 28 48.9 c A24
2011-04-10 22:05:34 C 10 13 42.59 +23 29 02.5 c A24
2011-04-10 22:14:45 C 10 13 44.12 +23 29 06.9 c A24
2011-04-10 22:28:18 C 10 13 46.48 +23 29 14.0 c A24
2011-04-17 03:01:23 C 10 38 41.41 +24 26 14.8 o H21
2011-04-17 03:07:41 C 10 38 42.43 +24 26 16.8 o H21
2011-04-17 03:14:14 C 10 38 43.43 +24 26 18.0 o H21
2011-05-22 03:02:03 C 12 24 11.92 +20 28 17.6 o H21
2011-05-22 03:17:25 C 12 24 13.41 +20 28 08.6 o H21
2011-05-22 03:32:11 C 12 24 14.81 +20 27 59.8 o H21
2016-05-02 08:55:30 C 18 21 13.62 +00 33 59.2 t 705
2016-05-02 08:56:58 C 18 21 13.60 +00 33 59.4 t 705
2016-05-02 08:58:25 C 18 21 13.56 +00 33 59.8 t 705
2016-07-02 04:00:40 C 17 22 46.79 +01 54 25.3 u H21
2016-07-02 04:31:24 C 17 22 45.72 +01 54 17.2 u H21
2016-07-02 05:14:50 C 17 22 44.17 +01 54 06.1 u H21
2024-10-29 06:15:29 C 03 44 49.590 -02 18 05.60 V 807
2024-10-29 06:23:29 C 03 44 49.340 -02 18 10.30 V 807
2024-10-29 06:31:28 C 03 44 49.070 -02 18 14.70 V 807
2024-11-28 09:51:05 C 03 13 45.503 -08 00 36.33 X F52
2024-11-28 10:26:14 C 03 13 43.791 -08 00 47.21 X F52
2024-11-28 10:43:50 C 03 13 42.919 -08 00 52.61 X F52
2024-12-27 06:05:42 C 02 50 28.458 -08 48 07.66 X F51
2024-12-27 06:23:51 C 02 50 28.166 -08 48 05.19 X F51
2024-12-27 07:00:10 C 02 50 27.567 -08 47 59.26 X F51