668499 (2012 AB11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3274938600 ± 7.00e-08
Semi-major axis (a)1.5830424446 AU ± 2.11e-09
Inclination (i)27.75830291° ± 2.34e-05
Long. of Asc. Node (Ω)108.78838944° ± 4.58e-06
Arg. of Perihelion (ω)20.59573874° ± 9.33e-05
Mean Anomaly (M)334.74067159° ± 4.63e-05
Mean Motion (n)0.4948498434°/day ± 9.87e-10
Perihelion dist (q)1.06460576 AU ± 1.11e-07
Aphelion dist (Q)2.10147913 AU ± 1.11e-07
Orbital Period1.99176841 yr ± 3.97e-09
Physical Parameters
H (abs. magnitude)22.32
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.369″
Uncertainty0
Orbit TypeAmor
MOID0.096177 AU
Observations Used120
Oppositions5
Arc Total2012-2022
First Observation Used2012-01-14
Last Observation Used2022-01-06
Observations (120)
Date Type RA Dec Mag Band Observatory
2016-01-17 11:04:18 C 12 25 04.37 +50 23 40.0 q 703
2017-12-22 08:50:23 C 09 34 56.38 -11 37 40.8 U G96
2017-12-22 08:57:46 C 09 34 57.94 -11 37 16.2 U G96
2017-12-22 09:05:11 C 09 34 59.50 -11 36 52.1 U G96
2020-01-05 11:25:52 C 11 52 38.96 +16 30 58.6 V G96
2020-01-05 11:33:21 C 11 52 41.53 +16 31 35.9 V G96
2020-01-05 11:40:51 C 11 52 44.08 +16 32 13.1 V G96
2020-01-05 11:48:21 C 11 52 46.65 +16 32 50.6 V G96
2020-01-19 12:55:01 C 13 56 26.07 +39 16 31.1 V G96
2020-01-19 13:01:06 C 13 56 28.12 +39 16 48.7 V G96
2020-01-19 13:07:12 C 13 56 30.08 +39 17 04.1 V G96
2020-01-19 13:13:18 C 13 56 32.20 +39 17 21.1 V G96
2020-01-19 14:59:42 C 13 57 10.337 +39 22 16.08 U F52
2020-01-19 15:15:43 C 13 57 15.604 +39 22 59.07 U F52
2020-01-19 15:31:49 C 13 57 21.041 +39 23 43.05 U F52
2020-01-19 15:48:05 C 13 57 26.497 +39 24 27.22 U F52
2022-01-06 12:12:21 C 12 34 38.04 +18 56 01.5 V G96
2022-01-06 12:19:44 C 12 34 40.42 +18 56 29.7 V G96
2022-01-06 12:27:08 C 12 34 42.78 +18 56 57.4 V G96
2022-01-06 12:34:33 C 12 34 45.13 +18 57 25.3 V G96