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
2021-06-10 09:24:51 C 15 21 34.898 +01 18 14.75 U F51
2021-06-10 09:42:22 C 15 21 33.925 +01 17 09.16 U F51
2021-06-11 09:47:57 C 15 20 27.46 -00 10 46.6 V T08
2021-06-11 09:51:57 C 15 20 27.27 -00 11 01.3 V T08
2021-06-11 10:02:41 C 15 20 26.74 -00 11 41.2 V T08
2021-06-11 10:22:14 C 15 20 25.77 -00 12 48.3 V T08
2021-06-13 11:23:37 C 15 18 32.004 -02 59 06.72 V P07
2021-06-13 11:26:36 C 15 18 31.853 -02 59 16.66 V P07
2021-06-13 12:20:50 C 15 18 29.628 -03 02 12.08 V P07
2021-06-13 13:30:46 C 15 18 26.700 -03 05 57.73 V P07
2021-06-13 15:22:53 C 15 18 22.046 -03 11 58.67 V P07
2021-06-30 07:18:08 C 15 14 51.827 -18 10 40.66 U F51
2021-06-30 07:34:32 C 15 14 51.937 -18 11 05.59 U F51
2021-06-30 07:50:54 C 15 14 52.057 -18 11 30.52 U F51
2021-06-30 08:07:16 C 15 14 52.171 -18 11 55.35 U F51