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
2000-06-08 22:15:24 C 15 27 35.85 +02 23 55.2 d 557
2000-06-08 22:18:08 C 15 27 35.69 +02 23 44.9 d 557
2000-06-08 22:20:45 C 15 27 35.54 +02 23 34.8 d 557
2000-06-12 12:02:59 C 15 23 15.96 -02 41 11.3 413
2000-06-12 12:08:57 C 15 23 15.66 -02 41 30.1 413
2000-06-15 13:34:38 C 15 20 34.40 -06 25 45.1 413
2000-06-15 13:38:40 C 15 20 34.33 -06 25 56.6 413
2000-06-15 13:41:37 C 15 20 34.17 -06 26 04.3 413
2000-06-29 06:51:51 C 15 17 19.28 -18 02 21.4 o 608
2007-05-09 07:03:55 C 18 23 33.53 +66 13 54.4 o 673
2007-05-09 07:07:14 C 18 23 31.51 +66 13 44.6 o 673
2007-05-09 07:13:40 C 18 23 27.74 +66 13 25.5 o 673
2007-05-09 07:42:19 C 18 23 10.62 +66 12 00.4 o 673
2007-05-10 05:06:59 C 18 10 53.05 +65 02 11.3 o 673
2007-05-10 05:18:29 C 18 10 46.35 +65 01 31.7 o 673
2007-05-10 05:28:39 C 18 10 40.84 +65 01 00.4 o 673
2007-05-10 05:40:10 C 18 10 34.55 +65 00 23.7 o 673
2007-05-18 08:33:58 C 16 48 18.40 +50 23 58.1 r H45
2007-05-18 08:38:11 C 16 48 17.05 +50 23 34.9 r H45
2007-05-18 08:40:14 C 16 48 16.42 +50 23 23.9 r H45
2007-05-18 08:42:08 C 16 48 15.79 +50 23 13.0 r H45
2007-05-18 08:44:26 C 16 48 15.07 +50 23 00.8 r H45
2007-05-18 21:05:23 C 16 44 35.54 +49 15 03.5 o 151
2007-05-18 21:08:15 C 16 44 34.75 +49 14 48.0 o 151
2007-05-18 21:11:07 C 16 44 33.98 +49 14 32.5 o 151
2007-05-20 09:15:27 C 16 34 27.44 +45 51 05.5 r 703
2007-05-20 09:27:04 C 16 34 24.31 +45 49 58.9 r 703
2007-05-20 09:38:31 C 16 34 21.18 +45 48 52.2 r 703
2007-05-21 22:08:29 C 16 25 18.51 +42 15 28.9 19.3 r 130
2007-05-21 22:14:54 C 16 25 16.92 +42 14 50.8 19.4 r 130
2007-05-21 22:20:59 C 16 25 15.45 +42 14 15.6 19.1 r 130
2007-05-21 22:27:21 C 16 25 13.89 +42 13 37.8 19.4 r 130
2007-05-24 08:00:52 C 16 12 47.62 +36 28 44.5 r H45
2007-05-24 08:04:11 C 16 12 46.99 +36 28 26.1 r H45
2007-05-24 08:08:27 C 16 12 46.12 +36 28 00.3 r H45
2007-05-25 08:40:18 C 16 08 06.86 +33 59 52.0 r 703
2007-05-25 08:51:25 C 16 08 04.59 +33 58 43.9 r 703
2007-05-25 09:02:30 C 16 08 02.36 +33 57 36.9 r 703
2007-05-25 09:13:37 C 16 08 00.24 +33 56 28.9 r 703
2007-06-09 21:19:50 C 15 27 02.24 +02 08 37.7 r 151
2007-06-09 21:23:23 C 15 27 02.06 +02 08 24.4 r 151
2007-06-09 21:26:56 C 15 27 01.86 +02 08 10.6 r 151
2007-06-10 04:50:04 C 15 26 36.80 +01 40 09.8 o 691
2007-06-10 05:20:22 C 15 26 34.88 +01 38 16.1 o 691
2007-06-18 04:18:46 C 15 19 03.44 -08 25 17.7 o H55
2007-06-18 04:25:04 C 15 19 03.36 -08 25 33.3 o H55
2007-06-18 04:31:23 C 15 19 03.12 -08 25 50.1 o H55
2007-06-18 04:37:42 C 15 19 02.96 -08 26 06.3 o H55
2008-09-28 10:38:37 C 07 10 56.19 +04 33 50.5 o 291
2008-09-28 10:44:43 C 07 10 57.32 +04 33 50.8 o 291