Asteroid General Data

1999 WC₂ (17188)

General information

Preliminary designation	1999 WC₂
Number	17188
Group	Apollo
Absolute magnitude	16.42
Approximate diameter (m)	1 400
Approximate mass (kg)	4.83·10¹²
Number of observations	816
Arc length (days)	12998

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	21.643303
a – orbit major semiaxis (astronomical units)	2.21663600
e – orbit eccentricity	0.63659800
ω – orbit ascending node-perihelion angle (degrees)	287.211858
Ω – longitude of orbit ascending node (degrees)	269.759891
i – orbit inclination to the ecliptic plane (degrees)	29.450944

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	64.257636	2.21681680	0.64276291	283.546540	274.657621	28.872829	0.79192919	3.300618
01/21/1858	347.621374	2.21665470	0.64238385	284.381208	273.664285	28.981158	0.79271152	3.300256
01/29/1887	272.267154	2.21713184	0.64161259	284.674037	273.173271	29.028559	0.79459214	3.301322
02/07/1916	195.630677	2.21778193	0.64033099	285.347406	272.310304	29.098521	0.79766744	3.302774
02/14/1945	121.040875	2.21676829	0.64020199	285.753700	271.731263	29.191534	0.79758882	3.300510
02/22/1974	45.714820	2.21814587	0.63805102	286.245099	271.099373	29.269033	0.80285563	3.303587
03/02/2003	332.378008	2.21562354	0.63850756	286.832785	270.290196	29.382010	0.80093117	3.297954
03/09/2032	258.954660	2.21672315	0.63633981	287.295254	269.693655	29.460312	0.80613396	3.300409
03/17/2061	186.905220	2.21382526	0.63659976	287.918505	268.867742	29.578233	0.80450463	3.293940
03/25/2090	115.060002	2.21547792	0.63491172	288.321602	268.310400	29.651240	0.80884503	3.297629
04/03/2119	43.143838	2.21471595	0.63471501	288.985729	267.474169	29.776329	0.80900250	3.295928
04/10/2148	330.796802	2.21649300	0.63329080	289.339035	266.949610	29.849557	0.81280839	3.299895
04/18/2177	256.609977	2.21665685	0.63270261	289.996720	266.123360	29.968741	0.81417228	3.300261

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