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		| Paper: | 
		Astrometry of X-ray Binary GRS 1915+105 | 
	 
	
		| Volume: | 
		340, Future Directions in High Resolution Astronomy: The 10th Anniversary of the VLBA | 
	 
	
		| Page: | 
		306 | 
	 
	
		| Authors: | 
		Dhawan, V.; Rodrigues, I.; Ribo, M.; Mirabel, I.F. | 
	 
	
	
		| Abstract: | 
		A velocity of 75±15 km s−1 has been measured by VLBA astrometry, for this black hole of 14 Msolar. Such data for a larger sample may clarify the origin and evolution of microquasars. | 
	 
	
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