2011 KF9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5179878147 ± 3.51e-05
Semi-major axis (a)2.2448259433 AU ± 1.89e-04
Inclination (i)8.37376758° ± 4.69e-04
Long. of Asc. Node (Ω)53.84427354° ± 7.49e-04
Arg. of Perihelion (ω)156.05599771° ± 1.92e-03
Mean Anomaly (M)114.30772483° ± 2.00e-01
Mean Motion (n)0.2930476661°/day ± 3.70e-05
Perihelion dist (q)1.08203346 AU ± 1.21e-04
Aphelion dist (Q)3.40761843 AU ± 2.98e-04
Orbital Period3.36336507 yr ± 4.25e-04
Physical Parameters
H (abs. magnitude)20.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.419″
Uncertainty3
Orbit TypeAmor
MOID0.087628 AU
Observations Used65
Oppositions1
Arc Total2011-2011
First Observation Used2011-03-12
Last Observation Used2011-06-27
Observations (70)
Date Type RA Dec Mag Band Observatory
2011-03-12 08:01:26 C 09 26 48.61 +48 03 41.2 V F51
2011-03-12 08:17:58 C 09 26 48.01 +48 03 43.6 V F51
2011-05-24 05:14:04 C 12 30 34.40 -04 30 43.6 18.8 c 704
2011-05-24 05:30:25 C 12 30 37.66 -04 31 45.5 18.9 c 704
2011-05-24 05:46:33 C 12 30 40.72 -04 32 48.2 19.0 c 704
2011-05-24 06:18:37 C 12 30 47.09 -04 34 49.6 19.0 c 704
2011-05-25 00:07:36 C 12 34 30.59 -05 41 47.3 o 807
2011-05-25 00:10:13 C 12 34 31.11 -05 41 57.6 o 807
2011-05-25 03:09:28 C 12 35 06.95 -05 54 10.6 t H21
2011-05-25 03:14:25 C 12 35 07.94 -05 54 29.8 t H21
2011-05-25 03:21:40 C 12 35 09.33 -05 54 56.8 t H21
2011-05-25 03:29:17 C 12 35 10.85 -05 55 25.5 t H21
2011-05-25 03:36:21 C 12 35 13.12 -05 55 48.2 18.8 c 704
2011-05-25 03:36:53 C 12 35 13.14 -05 55 50.3 18.8 c 704
2011-05-25 03:52:36 C 12 35 16.24 -05 56 49.3 19.3 c 704
2011-05-25 03:53:09 C 12 35 16.32 -05 56 51.1 18.9 c 704
2011-05-25 04:08:29 C 12 35 19.33 -05 57 48.6 18.9 c 704
2011-05-25 04:09:03 C 12 35 19.46 -05 57 51.5 18.6 c 704
2011-05-25 04:24:09 C 12 35 22.35 -05 58 49.9 19.1 c 704
2011-05-25 04:24:40 C 12 35 22.57 -05 58 51.8 18.7 c 704
2011-05-25 04:39:47 C 12 35 25.45 -05 59 46.7 18.9 c 704
2011-05-25 04:40:18 C 12 35 25.58 -05 59 49.1 18.9 c 704
2011-05-25 20:22:41 C 12 38 40.87 -06 58 48.5 c 104
2011-05-25 20:34:16 C 12 38 43.17 -06 59 32.3 c 104
2011-05-25 20:41:11 C 12 38 44.54 -06 59 58.0 c 104
2011-05-25 20:50:36 C 12 38 46.48 -07 00 35.2 u 198
2011-05-25 20:58:35 C 12 38 48.05 -07 01 05.5 u 198
2011-05-25 21:22:33 C 12 38 52.66 -07 02 34.4 u 198
2011-05-25 21:24:18 C 12 38 53.03 -07 02 40.4 u 198
2011-05-25 21:26:22 C 12 38 53.49 -07 02 47.9 u 198
2011-05-25 21:28:06 C 12 38 53.86 -07 02 54.7 u 198
2011-05-26 00:11:58 C 12 39 29.36 -07 12 04.8 o 807
2011-05-26 00:20:27 C 12 39 31.05 -07 12 36.5 o 807
2011-05-26 00:24:41 C 12 39 31.83 -07 12 52.1 o 807
2011-05-26 00:28:09 C 12 39 32.53 -07 13 05.3 o 807
2011-05-26 01:05:52 C 12 39 39.52 -07 15 24.6 u I19
2011-05-26 01:09:06 C 12 39 40.20 -07 15 35.5 u I19
2011-05-26 01:12:19 C 12 39 40.81 -07 15 48.0 u I19
2011-05-26 03:51:20 C 12 40 13.83 -07 26 30.0 19.0 c 704
2011-05-26 04:07:25 C 12 40 16.98 -07 27 29.4 18.8 c 704
2011-05-26 04:23:09 C 12 40 20.08 -07 28 27.2 19.4 c 704
2011-05-26 04:38:55 C 12 40 23.13 -07 29 25.8 19.2 c 704
2011-05-28 22:02:40 C 12 53 52.93 -11 24 15.8 v 204
2011-05-28 22:19:20 C 12 53 56.22 -11 25 13.5 v 204
2011-05-30 03:02:09 C 12 59 51.46 -13 03 05.7 o H21
2011-05-30 03:06:48 C 12 59 52.35 -13 03 21.7 o H21
2011-05-30 03:15:52 C 12 59 54.11 -13 03 51.6 o H21
2011-05-31 02:35:32 C 13 04 41.36 -14 20 49.5 o H21
2011-05-31 02:40:03 C 13 04 42.22 -14 21 04.1 o H21
2011-05-31 02:48:52 C 13 04 43.94 -14 21 32.6 o H21