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
2012-11-16 20:37:14 C 01 34 50.43 +36 51 28.4 q 204
2012-11-17 07:57:40 C 01 33 56.77 +36 36 33.9 r G96
2012-11-17 08:06:20 C 01 33 56.01 +36 36 22.6 r G96
2012-11-17 08:15:07 C 01 33 55.36 +36 36 09.9 r G96
2012-11-17 08:23:45 C 01 33 54.64 +36 35 58.5 r G96
2012-12-01 02:56:20 C 01 14 28.76 +28 06 16.1 q 448
2012-12-01 03:46:08 C 01 14 26.63 +28 04 52.2 q 448
2012-12-01 04:42:10 C 01 14 24.21 +28 03 17.3 q 448
2013-02-07 02:34:51 C 02 30 53.00 -10 35 04.3 o 291
2013-02-07 02:39:02 C 02 30 53.37 -10 35 10.0 o 291
2013-02-07 02:43:13 C 02 30 53.77 -10 35 15.2 o 291
2013-04-05 23:27:17 C 05 20 22.38 -46 51 05.5 u 807
2013-04-05 23:30:49 C 05 20 23.11 -46 51 11.9 u 807
2013-04-05 23:34:21 C 05 20 23.82 -46 51 18.0 u 807
2013-04-05 23:37:20 C 05 20 24.43 -46 51 23.5 u 807
2013-06-01 22:45:26 C 13 35 54.54 -28 48 54.7 u 807
2013-06-01 22:48:57 C 13 35 55.02 -28 48 47.9 u 807
2013-06-01 22:52:29 C 13 35 55.50 -28 48 41.2 u 807
2013-06-01 22:56:01 C 13 35 55.97 -28 48 34.6 u 807
2013-06-01 22:59:32 C 13 35 56.46 -28 48 27.7 u 807
2013-06-06 22:46:05 C 13 51 32.77 -25 16 06.0 u 807
2013-06-06 22:49:37 C 13 51 33.19 -25 16 00.4 u 807
2013-06-06 22:53:10 C 13 51 33.60 -25 15 54.7 u 807
2013-06-06 22:56:44 C 13 51 34.00 -25 15 49.0 u 807
2014-11-15 04:14:26 C 01 41 46.12 +38 09 43.4 u H21
2014-11-15 04:19:26 C 01 41 45.67 +38 09 37.2 u H21
2014-11-15 04:24:27 C 01 41 45.23 +38 09 31.4 u H21
2014-11-20 00:40:54 C 01 32 36.56 +35 36 57.4 t 204
2014-11-20 01:01:19 C 01 32 35.01 +35 36 28.1 t 204
2014-11-20 01:21:36 C 01 32 33.46 +35 35 58.8 t 204
2014-11-28 05:19:36 C 01 20 18.228 +30 33 39.51 L F51
2014-11-28 05:38:19 C 01 20 17.198 +30 33 08.91 L F51
2014-11-28 05:57:07 C 01 20 16.130 +30 32 38.28 L F51
2014-12-21 02:07:54 C 01 12 38.23 +14 54 23.1 R G45
2014-12-21 02:13:51 C 01 12 38.33 +14 54 13.4 R G45
2014-12-21 02:20:07 C 01 12 38.41 +14 54 03.5 R G45
2014-12-21 02:26:05 C 01 12 38.56 +14 53 54.6 R G45
2014-12-24 01:29:40 C 01 14 25.45 +12 59 38.9 q 448
2014-12-24 02:12:06 C 01 14 26.52 +12 58 31.1 q 448
2014-12-24 02:56:50 C 01 14 27.58 +12 57 19.6 q 448
2015-01-08 05:19:01 C 01 31 21.176 +04 07 13.43 L F51
2015-01-08 05:36:52 C 01 31 22.180 +04 06 49.23 L F51
2015-01-08 05:54:43 C 01 31 23.196 +04 06 25.09 L F51
2015-01-08 06:12:35 C 01 31 24.209 +04 06 00.76 L F51
2015-04-30 00:34:24 C 09 11 41.59 -60 30 09.7 u 807
2015-04-30 00:37:41 C 09 11 43.52 -60 30 07.7 u 807
2015-04-30 00:41:11 C 09 11 45.59 -60 30 05.8 u 807
2015-05-01 01:49:28 C 09 27 01.09 -60 13 11.9 u 807
2015-05-01 01:55:59 C 09 27 04.96 -60 13 05.4 u 807
2015-05-01 02:02:45 C 09 27 09.02 -60 12 59.9 u 807