Asteroid General Data

1999 KL₁

General information

Preliminary designation	1999 KL₁
Group	Apollo
Absolute magnitude	21.41
Approximate diameter (m)	140
Approximate mass (kg)	4.90·10⁹
Number of observations	26
Arc length (days)	16

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	62.565255
a – orbit major semiaxis (astronomical units)	1.72082600
e – orbit eccentricity	0.42762300
ω – orbit ascending node-perihelion angle (degrees)	117.185526
Ω – longitude of orbit ascending node (degrees)	64.557849
i – orbit inclination to the ecliptic plane (degrees)	9.666957

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	188.130682	1.72028865	0.42868538	113.915896	66.900979	9.571019	0.98282605	2.256330
01/21/1858	138.730602	1.71887151	0.42849975	114.491816	66.523691	9.584737	0.98233549	2.253542
01/29/1887	94.876097	1.71870931	0.42771333	114.917054	66.163804	9.601429	0.98359443	2.253223
02/07/1916	47.500360	1.71982904	0.42886283	115.399951	65.822847	9.612224	0.98225828	2.255426
02/14/1945	357.096520	1.72028445	0.42818345	115.863762	65.522582	9.624606	0.98368713	2.256322
02/22/1974	309.740159	1.71877364	0.42784438	116.185420	65.229725	9.630827	0.98340600	2.253350
03/02/2003	265.742953	1.71921544	0.42788253	116.842930	64.787587	9.658858	0.98359319	2.254219
03/09/2032	215.829615	1.72066464	0.42764482	117.220210	64.532789	9.667822	0.98483133	2.257070
03/17/2061	164.427040	1.72019231	0.42750083	117.671077	64.205533	9.678678	0.98480867	2.256140
03/25/2090	115.903437	1.72004943	0.42758482	118.222249	63.825001	9.699218	0.98458241	2.255859
04/03/2119	63.558074	1.72121829	0.42739562	118.709510	63.506339	9.710214	0.98557713	2.258159
04/10/2148	11.091431	1.72030229	0.42754264	119.060975	63.221177	9.716877	0.98479971	2.256357
04/18/2177	321.520568	1.72060373	0.42761168	119.689107	62.813576	9.740072	0.98485348	2.256950

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