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		| Paper: | 
		On the Calibration of Multi-object Spectrographs | 
	 
	
		| Volume: | 
		364, The Future of Photometric, Spectrophotometric, and Polarimetric Standardization | 
	 
	
		| Page: | 
		295 | 
	 
	
		| Authors: | 
		Nonino, M.; Bono, G.; Monelli, M.; Thevenin, F.; Francois, P.; Buonanno, R.; Corsi, C.E.; Iannicola, G.; Ferraro, I.; Pulone, L.; Moehler, S.; Smith, H.A.; Stetson, P.B.; Walker, A.R. | 
	 
	
	
		| Abstract: | 
		We present an extensive spectroscopic investigation of evolved old- and intermediate-age stellar tracers of the Carina dSph galaxy. We discuss the approach we devised to calibrate the two European Southern Observatory multi-object spectrographs (FLAMES, FORS2). Pros and cons of the two instruments are also mentioned. Finally, we present preliminary results concerning the radial velocity distribution of the entire star sample (∼ 1460 objects). | 
	 
	
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