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		| Paper: | 
		Young Stellar Objects in the Large Magellanic Cloud | 
	 
	
		| Volume: | 
		491, Fifty Years of Wide Field Studies in the Southern Hemisphere: Resolved Stellar Populations in the Galactic Bulge and the Magellanic Clouds | 
	 
	
		| Page: | 
		297 | 
	 
	
		| Authors: | 
		Chu, Y.-H. | 
	 
	
	
		| Abstract: | 
		Cerro Tololo Inter-American Observatory (CTIO) has played vital roles 
 in complementing space-based observatories to maximize their scientific 
 yields.  In the past three decades, I have used CTIO observations to aid 
 in the interpretation of X-ray, ultraviolet, gamma-ray, and infrared 
 observations of the Large Magellanic Cloud (LMC).  In this presentation, 
 I will show how CTIO observations made a difference in the analysis of 
 Spitzer Space Telescope observations of young stellar objects 
 (YSOs) in the LMC.  With a higher angular resolution, CCD images taken 
 with the CTIO Blanco 4m telescope can resolve nearby galaxies, small 
 clusters, and compact HII regions that appear to be point sources in 
 Spitzer images; furthermore, ISPI J and Ks images taken with 
 the Blanco telescope reveal near-IR excesses that can be used to confirm 
 YSO candidates identified from their mid-IR excesses. In the near future, 
 CTIO's Dark Energy Camera will survey the LMC, and the data can be used 
 to search for pre-main sequence stars, extending the study of on-going 
 star formation to lower stellar masses. | 
	 
	
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