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		| Paper: | 
		Impact of the Sloan Digital Sky Survey on Variable Star Research | 
	 
	
		| Volume: | 
		203, The Impact of Large-Scale Surveys on Pulsating Star Research, IAU Colloquium 176 | 
	 
	
		| Page: | 
		68 | 
	 
	
		| Authors: | 
		Ivezić, ž.; Goldston, J.; Finlator, K.; Knapp, J.; Yanny, B.; The SDSS Collaboration | 
	 
	
	
		| Abstract: | 
		We present the results of a preliminary search for variable objects in about 100 deg2 of SDSS commissioning data surveyed twice with Δ t=1.99462 days. In particular, we find that the density of RR Lyrae star candidates abruptly ends at a galactocentric radius of 50-60 kpc. | 
	 
	
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