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
2022-12-26 02:55:32 C 01 17 12.995 +11 37 13.73 V G96
2022-12-26 03:03:40 C 01 17 13.225 +11 37 01.06 V G96
2022-12-27 02:35:13 C 01 18 01.976 +11 00 24.91 V G96
2022-12-27 02:43:23 C 01 18 02.225 +11 00 12.06 V G96
2022-12-27 02:51:36 C 01 18 02.488 +10 59 59.14 V G96
2022-12-27 02:59:44 C 01 18 02.743 +10 59 46.54 V G96
2023-01-14 02:30:01 C 01 41 37.468 +00 50 00.53 V G96
2023-01-14 02:38:14 C 01 41 38.033 +00 49 50.02 V G96
2023-01-14 02:46:26 C 01 41 38.576 +00 49 38.82 V G96
2023-05-03 00:03:11 C 09 57 11.17 -59 42 10.3 u 807
2023-05-03 00:07:16 C 09 57 13.51 -59 42 04.8 u 807
2023-05-03 00:11:14 C 09 57 15.79 -59 41 59.5 u 807
2023-06-13 05:25:19 C 14 11 53.783 -22 00 13.50 V G96
2023-06-13 05:32:51 C 14 11 54.485 -22 00 03.71 V G96
2023-06-13 05:40:22 C 14 11 55.162 -21 59 53.70 V G96
2023-06-13 05:47:54 C 14 11 55.856 -21 59 44.41 V G96
2023-06-14 05:17:56 C 14 14 11.940 -21 30 16.74 V G96
2023-06-14 05:25:46 C 14 14 12.656 -21 30 07.20 V G96
2023-06-14 05:33:34 C 14 14 13.369 -21 29 57.66 V G96
2023-06-14 05:41:23 C 14 14 14.060 -21 29 48.08 V G96
2023-06-15 06:28:19 C 14 16 35.004 -21 00 04.09 X F52
2023-06-15 06:44:56 C 14 16 36.468 -20 59 44.82 X F52
2023-06-15 06:59:46 C 14 16 37.771 -20 59 27.40 X F52
2023-06-15 07:00:41 C 14 16 37.854 -20 59 26.39 X F52
2023-06-15 07:15:31 C 14 16 39.163 -20 59 09.00 X F52
2023-06-15 07:16:26 C 14 16 39.240 -20 59 08.02 X F52
2023-06-19 06:40:52 C 14 25 14.177 -19 17 04.80 X F51
2023-06-19 06:56:51 C 14 25 15.490 -19 16 49.08 X F51
2023-06-19 07:12:48 C 14 25 16.799 -19 16 33.65 X F51
2023-06-19 07:28:46 C 14 25 18.099 -19 16 17.98 X F51
2024-11-12 03:59:55 C 01 47 30.358 +39 13 41.92 V G96
2024-11-12 04:08:09 C 01 47 29.663 +39 13 32.84 V G96
2024-11-12 04:16:21 C 01 47 28.892 +39 13 24.20 V G96
2024-11-12 04:24:32 C 01 47 28.115 +39 13 15.67 V G96
2024-11-20 06:20:41 C 01 32 00.535 +35 07 18.98 V G96
2024-11-20 06:28:06 C 01 31 59.963 +35 07 08.51 V G96
2024-11-20 06:35:31 C 01 31 59.398 +35 06 57.82 V G96
2024-11-20 06:42:56 C 01 31 58.832 +35 06 46.84 V G96
2024-11-23 05:35:33 C 01 27 10.368 +33 21 37.80 X F51
2024-11-23 05:51:30 C 01 27 09.264 +33 21 13.62 X F51
2024-11-23 06:23:36 C 01 27 07.011 +33 20 24.89 X F51
2024-11-27 19:49:19 B 01 20 48.03 +30 25 30.9 X K19
2024-11-27 19:54:27 B 01 20 47.73 +30 25 23.2 X K19
2024-11-27 19:59:37 B 01 20 47.46 +30 25 15.6 X K19
2024-12-03 04:59:16 C 01 15 21.365 +26 46 29.25 X F51
2024-12-03 05:15:36 C 01 15 20.741 +26 46 01.35 X F51
2024-12-03 05:48:23 C 01 15 19.460 +26 45 04.96 X F51
2024-12-05 03:58:00 C 01 13 55.672 +25 24 51.08 V G96
2024-12-05 04:06:21 C 01 13 55.430 +25 24 36.54 V G96
2024-12-05 04:14:42 C 01 13 55.146 +25 24 21.85 V G96