401856 (2000 KW43)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4780099985 ± 2.24e-07
Semi-major axis (a)1.4524290073 AU ± 8.90e-10
Inclination (i)24.27096435° ± 2.86e-05
Long. of Asc. Node (Ω)82.62047595° ± 1.81e-05
Arg. of Perihelion (ω)63.60545825° ± 3.84e-05
Mean Anomaly (M)243.83224363° ± 9.15e-06
Mean Motion (n)0.5630797451°/day ± 5.18e-10
Perihelion dist (q)0.75815342 AU ± 3.26e-07
Aphelion dist (Q)2.14670459 AU ± 3.26e-07
Orbital Period1.75042042 yr ± 1.61e-09
Physical Parameters
H (abs. magnitude)20.27
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.497″
Uncertainty0
Orbit TypeApollo
MOID0.046508 AU
Observations Used252
Oppositions9
Arc Total2000-2021
First Observation Used2000-05-29
Last Observation Used2021-06-30
Observations (265)
Date Type RA Dec Mag Band Observatory
2014-07-01 08:08:31 C 15 17 30.836 -19 02 27.85 L F51
2021-05-09 21:14:39 S 18 04 25.200 +66 43 35.65 L C51
2021-05-10 00:22:59 S 18 02 33.929 +66 32 40.42 L C51
2021-05-10 03:31:07 S 18 00 43.987 +66 21 37.98 L C51
2021-05-11 11:43:02 C 17 43 00.599 +64 21 32.29 V T12
2021-05-11 11:44:05 C 17 43 00.026 +64 21 28.23 V T12
2021-05-11 11:45:14 C 17 42 59.409 +64 21 23.82 V T12
2021-05-11 11:46:39 C 17 42 58.634 +64 21 18.19 V T12
2021-05-11 11:48:41 C 17 42 57.523 +64 21 10.16 V T12
2021-05-16 07:20:55 C 16 53 15.77 +55 26 27.3 V 291
2021-05-16 07:23:34 C 16 53 14.80 +55 26 13.6 V 291
2021-05-16 07:25:47 C 16 53 14.01 +55 26 02.3 V 291
2021-05-16 11:47:50 C 16 51 41.73 +55 03 14.9 V T08
2021-05-16 12:26:46 C 16 51 27.79 +54 59 49.1 V T08
2021-05-16 12:50:25 C 16 51 19.21 +54 57 43.6 V T08
2021-05-16 12:58:03 C 16 51 16.50 +54 57 03.2 V T08
2021-05-20 11:17:39 C 16 23 42.90 +46 04 49.4 V T08
2021-05-20 11:21:41 C 16 23 41.80 +46 04 25.4 V T08
2021-05-20 11:30:22 C 16 23 39.50 +46 03 33.6 V T08
2021-05-20 12:21:20 C 16 23 26.14 +45 58 29.5 V T08
2021-05-22 08:04:24 C 16 13 22.88 +41 34 35.1 V 703
2021-05-22 08:11:32 C 16 13 21.31 +41 33 51.3 V 703
2021-05-22 08:18:42 C 16 13 19.71 +41 33 07.5 V 703
2021-05-22 08:25:50 C 16 13 18.05 +41 32 23.8 V 703
2021-05-22 09:22:05 C 16 13 07.77 +41 26 47.0 V T05
2021-05-22 09:32:22 C 16 13 05.43 +41 25 44.6 V T05
2021-05-22 10:11:39 C 16 12 56.48 +41 21 45.6 V T05
2021-05-22 10:14:57 C 16 12 55.80 +41 21 25.3 V T05
2021-05-22 10:49:33 C 16 12 47.95 +41 17 53.9 V T05
2021-05-22 10:54:11 C 16 12 46.88 +41 17 25.5 V T05
2021-05-22 11:02:09 C 16 12 45.02 +41 16 36.8 V T05
2021-05-23 07:57:11 C 16 08 27.56 +39 08 10.5 V G96
2021-05-23 08:01:58 C 16 08 26.55 +39 07 40.9 V 703
2021-05-23 08:04:39 C 16 08 25.98 +39 07 24.6 V G96
2021-05-23 08:09:35 C 16 08 24.90 +39 06 53.7 V 703
2021-05-23 08:12:06 C 16 08 24.42 +39 06 38.6 V G96
2021-05-23 08:19:35 C 16 08 22.86 +39 05 52.7 V G96
2021-05-23 08:24:51 C 16 08 21.80 +39 05 20.4 V 703
2021-05-24 11:13:15 C 16 03 16.49 +36 20 17.4 V T08
2021-05-24 11:18:35 C 16 03 15.43 +36 19 44.0 V T08
2021-05-24 11:28:34 C 16 03 13.48 +36 18 41.6 V T08
2021-05-24 12:16:05 C 16 03 04.25 +36 13 47.7 V T08
2021-05-25 07:44:32 C 15 59 40.06 +34 13 41.3 V 703
2021-05-25 07:52:27 C 15 59 38.58 +34 12 54.2 V 703
2021-05-25 08:00:20 C 15 59 37.21 +34 12 04.8 V 703
2021-05-25 08:08:13 C 15 59 35.73 +34 11 16.3 V 703
2021-05-27 10:40:06 C 15 51 38.66 +29 03 05.8 V T08
2021-05-27 11:13:49 C 15 51 33.35 +28 59 43.2 V T08
2021-05-27 11:17:51 C 15 51 32.68 +28 59 17.0 V T08
2021-05-27 11:26:36 C 15 51 31.33 +28 58 24.2 V T08