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
2020-11-22 02:48:44 C 01 31 17.46 +34 19 35.3 V G96
2020-11-22 02:56:47 C 01 31 16.86 +34 19 23.3 V G96
2020-12-02 09:59:00 C 01 18 00.100 +27 33 23.08 U F51
2020-12-02 10:15:47 C 01 17 59.390 +27 32 53.28 U F51
2020-12-02 10:32:19 C 01 17 58.715 +27 32 23.99 U F51
2020-12-12 07:51:23 C 01 12 55.538 +20 32 25.02 U F51
2020-12-12 08:11:18 C 01 12 55.330 +20 31 49.60 U F51
2020-12-12 08:31:17 C 01 12 55.132 +20 31 14.03 U F51
2021-01-12 02:07:16 C 01 39 17.86 +01 23 43.0 V G96
2021-01-12 02:15:23 C 01 39 18.42 +01 23 31.6 V G96
2021-01-12 02:23:30 C 01 39 18.93 +01 23 20.9 V G96
2021-01-12 02:31:38 C 01 39 19.41 +01 23 10.0 V G96
2021-06-09 06:43:47 C 14 07 11.843 -24 05 20.40 U F51
2021-06-09 06:59:17 C 14 07 13.317 -24 04 57.14 U F51
2021-06-09 07:14:50 C 14 07 14.798 -24 04 33.66 U F51
2021-06-13 04:46:50 C 14 16 17.97 -21 54 49.6 V G96
2021-06-13 04:54:21 C 14 16 18.62 -21 54 39.9 V G96
2021-06-13 05:01:53 C 14 16 19.30 -21 54 30.4 V G96
2021-06-13 05:09:24 C 14 16 19.95 -21 54 21.1 V G96
2021-06-15 07:04:08 C 14 20 52.148 -20 53 42.55 U F51
2021-06-15 07:20:24 C 14 20 53.515 -20 53 23.54 U F51
2021-06-15 07:36:39 C 14 20 54.878 -20 53 04.68 U F51
2021-06-15 07:52:54 C 14 20 56.225 -20 52 45.92 U F51
2022-10-26 07:45:39 C 02 24 22.007 +44 02 26.41 V V00
2022-10-26 07:52:43 C 02 24 21.452 +44 02 24.50 V V00
2022-10-26 07:59:47 C 02 24 20.898 +44 02 22.27 V V00
2022-10-26 08:06:51 C 02 24 20.344 +44 02 20.29 V V00
2022-11-02 05:35:41 C 02 11 05.820 +42 49 30.94 V G96
2022-11-02 05:45:23 C 02 11 04.988 +42 49 26.76 V G96
2022-11-02 05:52:50 C 02 11 04.279 +42 49 22.69 V G96
2022-11-02 06:00:16 C 02 11 03.628 +42 49 17.90 V G96
2022-11-12 07:49:25 C 01 49 54.487 +39 29 17.30 V G96
2022-11-12 07:56:48 C 01 49 53.807 +39 29 09.56 V G96
2022-11-12 08:04:11 C 01 49 53.162 +39 29 00.85 V G96
2022-11-12 08:11:34 C 01 49 52.482 +39 28 52.75 V G96
2022-11-20 03:35:18 C 01 34 40.350 +35 35 30.52 V 703
2022-11-20 03:42:58 C 01 34 39.659 +35 35 19.36 V 703
2022-11-20 03:50:42 C 01 34 39.025 +35 35 08.23 V 703
2022-11-20 03:58:29 C 01 34 38.460 +35 34 56.82 V 703
2022-11-26 04:59:13 C 01 25 00.492 +31 55 05.39 U F51
2022-11-26 05:32:47 C 01 24 58.377 +31 54 12.10 U F51
2022-11-26 05:53:43 C 01 24 57.049 +31 53 38.80 U F51
2022-11-27 04:40:11 C 01 23 39.134 +31 16 39.68 V G96
2022-11-27 04:47:45 C 01 23 38.681 +31 16 27.48 V G96
2022-11-27 04:55:18 C 01 23 38.328 +31 16 15.31 V G96
2022-11-27 05:02:49 C 01 23 37.770 +31 16 02.53 V G96
2022-11-30 21:28:13 C 01 19 16.39 +28 48 08.1 X C95
2022-11-30 22:01:15 C 01 19 14.78 +28 47 11.5 X C95
2022-12-26 02:39:16 C 01 17 12.527 +11 37 39.14 V G96
2022-12-26 02:47:23 C 01 17 12.750 +11 37 26.36 V G96