420262 (2011 KD11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4228111342 ± 1.24e-08
Semi-major axis (a)1.5882094857 AU ± 8.63e-10
Inclination (i)17.12841545° ± 4.94e-06
Long. of Asc. Node (Ω)257.46442878° ± 6.43e-06
Arg. of Perihelion (ω)253.46726294° ± 8.49e-06
Mean Anomaly (M)128.08894964° ± 3.74e-06
Mean Motion (n)0.4924369104°/day ± 4.01e-10
Perihelion dist (q)0.91669683 AU ± 1.97e-08
Aphelion dist (Q)2.25972214 AU ± 1.97e-08
Orbital Period2.00152804 yr ± 1.63e-09
Physical Parameters
H (abs. magnitude)20.17
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.190″
Uncertainty0
Orbit TypeApollo
MOID0.114292 AU
Observations Used297
Oppositions7
Arc Total2011-2025
First Observation Used2011-05-25
Last Observation Used2025-06-26
Observations (315)
Date Type RA Dec Mag Band Observatory
2015-06-18 07:06:23 C 14 22 26.335 -19 45 11.91 L F51
2015-06-18 07:24:07 C 14 22 27.827 -19 44 53.81 L F51
2015-06-18 07:59:31 C 14 22 30.810 -19 44 17.56 L F51
2015-06-23 07:28:12 C 14 32 45.893 -17 55 46.88 L F51
2015-06-23 07:44:29 C 14 32 47.172 -17 55 33.52 L F51
2015-06-23 08:17:15 C 14 32 49.761 -17 55 06.82 L F51
2016-10-31 06:51:18 C 02 13 58.37 +43 14 45.5 q G96
2016-10-31 06:55:28 C 02 13 58.11 +43 14 43.9 q G96
2016-10-31 06:59:38 C 02 13 57.68 +43 14 41.6 q G96
2016-10-31 07:03:50 C 02 13 57.26 +43 14 39.8 q G96
2016-11-30 04:23:45 C 01 19 21.10 +29 01 57.1 R G45
2016-11-30 04:32:52 C 01 19 20.64 +29 01 41.2 R G45
2016-11-30 04:42:39 C 01 19 20.14 +29 01 23.4 R G45
2016-11-30 04:51:43 C 01 19 19.71 +29 01 08.3 R G45
2016-12-31 11:34:01 C 01 22 47.28 +08 03 48.5 q D29
2016-12-31 11:54:23 C 01 22 48.28 +08 03 17.9 q D29
2017-05-21 07:42:23 C 12 57 19.306 -40 31 32.15 L F51
2017-05-21 07:54:28 C 12 57 21.837 -40 30 57.44 L F51
2017-05-21 08:06:33 C 12 57 24.356 -40 30 23.01 L F51
2018-11-29 02:04:21 C 01 22 33.59 +30 12 58.5 V G96
2018-11-29 02:12:22 C 01 22 33.13 +30 12 45.2 V G96
2018-11-29 02:20:24 C 01 22 32.67 +30 12 31.9 V G96
2018-11-29 02:28:26 C 01 22 32.25 +30 12 18.5 V G96
2018-12-12 08:32:38 C 01 13 26.426 +20 53 43.93 U F51
2018-12-12 09:07:57 C 01 13 26.016 +20 52 40.62 U F51
2018-12-12 09:25:38 C 01 13 25.823 +20 52 09.09 U F51
2019-05-30 06:32:04 C 13 35 41.633 -31 55 11.56 U F51
2019-05-30 06:46:55 C 13 35 43.661 -31 54 38.09 U F51
2019-05-30 07:01:48 C 13 35 45.684 -31 54 04.59 U F51
2019-05-30 07:16:41 C 13 35 47.709 -31 53 31.00 U F51
2019-06-07 06:41:00 C 13 59 47.570 -25 38 45.88 U F51
2019-06-07 06:56:47 C 13 59 49.201 -25 38 19.60 U F51
2019-07-03 06:57:10 C 14 53 26.946 -15 22 55.21 U F51
2019-07-03 07:13:31 C 14 53 28.083 -15 22 46.99 U F51
2019-07-03 07:29:58 C 14 53 29.223 -15 22 38.97 U F51
2020-11-04 08:50:10 C 02 06 41.41 +42 18 00.7 V G96
2020-11-04 08:58:12 C 02 06 40.71 +42 17 55.0 V G96
2020-11-04 09:06:17 C 02 06 39.94 +42 17 48.9 V G96
2020-11-09 14:52:21 C 01 55 33.46 +40 33 28.2 q D29
2020-11-09 15:11:26 C 01 55 31.70 +40 33 10.4 q D29
2020-11-09 15:30:32 C 01 55 29.89 +40 32 51.5 q D29
2020-11-20 06:21:02 C 01 34 26.773 +35 25 03.60 U F51
2020-11-20 06:38:49 C 01 34 25.372 +35 24 38.44 U F51
2020-11-20 06:56:33 C 01 34 23.964 +35 24 13.00 U F51
2020-11-20 07:14:24 C 01 34 22.569 +35 23 47.66 U F51
2020-11-20 07:33:55 C 01 34 21.010 +35 23 19.70 U F51
2020-11-20 07:54:38 C 01 34 19.369 +35 22 49.92 U F51
2020-11-20 08:15:00 C 01 34 17.760 +35 22 20.50 U F51
2020-11-22 02:32:39 C 01 31 18.63 +34 19 59.1 V G96
2020-11-22 02:40:41 C 01 31 18.03 +34 19 47.4 V G96