Asteroid General Data

2009 KN₄ (457768)

General information

Preliminary designation	2009 KN₄
Number	457768
Group	Apollo
Absolute magnitude	18.38
Approximate diameter (m)	560
Approximate mass (kg)	3.22·10¹¹
Number of observations	260
Arc length (days)	8564

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	114.618330
a – orbit major semiaxis (astronomical units)	1.94171000
e – orbit eccentricity	0.52478100
ω – orbit ascending node-perihelion angle (degrees)	38.375864
Ω – longitude of orbit ascending node (degrees)	308.194665
i – orbit inclination to the ecliptic plane (degrees)	9.140265

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	23.989380	1.93762327	0.52299094	34.781229	310.943308	9.389178	0.92426385	2.697147
01/21/1858	301.423374	1.93589440	0.52310555	35.346306	310.580574	9.360147	0.92321729	2.693538
01/29/1887	217.273217	1.93845078	0.52386574	35.770056	310.188471	9.325051	0.92296283	2.698875
02/07/1916	130.448941	1.93707971	0.52397735	36.358870	309.788486	9.290966	0.92209381	2.696012
02/14/1945	45.411529	1.93671870	0.52469785	36.869667	309.396322	9.251044	0.92052655	2.695259
02/22/1974	316.159646	1.94011762	0.52508117	37.326878	308.952546	9.220896	0.92139839	2.702357
03/02/2003	219.792665	1.94047473	0.52564311	37.875080	308.545582	9.177536	0.92047756	2.703103
03/09/2032	123.734274	1.94064606	0.52523597	38.489210	308.097359	9.131104	0.92134894	2.703461
03/17/2061	19.682399	1.94321804	0.52531073	38.961459	307.678086	9.091764	0.92242476	2.708837
03/25/2090	275.975930	1.94356311	0.52615795	39.595035	307.216015	9.045080	0.92094193	2.709559
04/03/2119	170.615799	1.94392638	0.52601252	40.149499	306.792065	9.004645	0.92139677	2.710319
04/10/2148	56.320481	1.95106909	0.52786800	40.602671	306.279232	8.956624	0.92116215	2.725270
04/18/2177	290.110165	1.95021082	0.52763506	41.096323	305.886336	8.927578	0.92121122	2.723472

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