Asteroid General Data

2018 YY₂

General information

Preliminary designation	2018 YY₂
Group	Apollo
Absolute magnitude	25.97
Approximate diameter (m)	17
Approximate mass (kg)	8.99·10⁶
Number of observations	22
Arc length (days)	4

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	137.649117
a – orbit major semiaxis (astronomical units)	1.46856600
e – orbit eccentricity	0.36483400
ω – orbit ascending node-perihelion angle (degrees)	141.103232
Ω – longitude of orbit ascending node (degrees)	278.159229
i – orbit inclination to the ecliptic plane (degrees)	12.781401

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	282.181124	1.46343522	0.36448019	138.777875	279.567260	12.684560	0.93004208	1.770357
01/21/1858	65.710170	1.46203128	0.36366952	138.957648	279.368268	12.704426	0.93033507	1.767810
01/29/1887	216.849507	1.46176738	0.36351932	139.227417	279.162560	12.715573	0.93038669	1.767331
02/07/1916	6.978534	1.46241551	0.36344330	139.530344	278.969853	12.723536	0.93091038	1.768507
02/14/1945	138.488482	1.46582017	0.36445571	140.045003	278.743033	12.732433	0.93159364	1.774687
02/22/1974	266.187412	1.46543559	0.36413697	140.332508	278.544282	12.745166	0.93181632	1.773988
03/02/2003	37.050356	1.46317046	0.36304591	140.528491	278.336722	12.776729	0.93197240	1.769877
03/09/2032	165.242863	1.46847775	0.36486250	141.180259	278.116146	12.786013	0.93268529	1.779515
03/17/2061	272.450889	1.46892410	0.36475538	141.481004	277.920291	12.793095	0.93312613	1.780326
03/25/2090	21.542007	1.46854135	0.36476651	141.746886	277.715714	12.806671	0.93286664	1.779631
04/03/2119	140.977175	1.46655571	0.36361521	141.918400	277.496015	12.830269	0.93329374	1.776022
04/10/2148	266.169977	1.46593731	0.36345975	142.183049	277.289355	12.842519	0.93312809	1.774899
04/18/2177	30.948867	1.46622518	0.36320342	142.461099	277.112030	12.850976	0.93368718	1.775422

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