Asteroid General Data

2017 FK₉₁

General information

Preliminary designation	2017 FK₉₁
Group	Apollo
Absolute magnitude	20.91
Approximate diameter (m)	170
Approximate mass (kg)	9.77·10⁹
Number of observations	56
Arc length (days)	2979

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	139.725874
a – orbit major semiaxis (astronomical units)	2.53530400
e – orbit eccentricity	0.72482100
ω – orbit ascending node-perihelion angle (degrees)	134.234294
Ω – longitude of orbit ascending node (degrees)	321.653257
i – orbit inclination to the ecliptic plane (degrees)	12.675119

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	256.079422	2.44871347	0.76344247	123.492243	332.008191	11.519618	0.57926162	3.831842
01/21/1858	96.510179	2.45997039	0.76004283	123.989875	331.479511	11.547228	0.59028754	3.858295
01/29/1887	268.930691	2.47808016	0.75139005	125.760783	329.801183	11.684426	0.61607539	3.900979
02/07/1916	34.490778	2.51688883	0.73313664	130.636185	325.163941	12.208432	0.67166540	3.992976
02/14/1945	113.643106	2.53755005	0.72289172	132.459985	323.479196	12.394731	0.70317614	4.042244
02/22/1974	165.355498	2.55010004	0.71756699	132.869915	323.015457	12.412491	0.72023244	4.072269
03/02/2003	209.236192	2.55076566	0.71907744	133.193951	322.631847	12.471772	0.71656762	4.073863
03/09/2032	267.690787	2.52854145	0.72859748	135.195393	320.732410	12.874566	0.68625251	4.020738
03/17/2061	8.049481	2.49561058	0.73858135	138.772851	317.671730	13.680712	0.65239916	3.942447
03/25/2090	158.711253	2.47048199	0.74756384	141.792552	314.969625	14.445627	0.62363899	3.883051
04/03/2119	349.758410	2.45118236	0.75449507	142.967594	313.970301	14.824971	0.60177735	3.837638
04/10/2148	193.532856	2.45027012	0.75439565	143.210023	313.694469	14.885719	0.60179699	3.835496
04/18/2177	25.431515	2.46952166	0.74622106	143.762920	313.156353	14.934357	0.62671260	3.880788

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