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		| Paper: | 
		FU Orionis Systems in the Infrared | 
	 
	
		| Volume: | 
		324, Debris Disks and the Formation of Planets:  A Symposium in Memory of Fred Gillett | 
	 
	
		| Page: | 
		214 | 
	 
	
		| Authors: | 
		Polomski, E.F.; Woodward, C.E.; Wooden, D.H.; Harker, D.E.; Butner, H.M. | 
	 
	
	
		| Abstract: | 
		FU Orionis stars are a small group of pre-main sequence stars which exhibit multiwavelength phenomena suggestive of active accretion from a circumstellar disk. We present mid-IR imaging of the FU Ori systems RNO 1B/C, Z CMa, Par 21, and V380 Ori (a "pre-FU Ori" system) and mid-IR spectroscopy of V380 Ori and Z CMa. We show photometry and mid-IR color temperatures for all sources as well as near-mid-IR SEDs. We resolve multiple sources and extended emission in the RNO 1B/C system. We discuss the properties of these sources, association with disk activity, and identify the origin of the IRAS far-IR and water maser emission with a heavily embedded source in this field.  | 
	 
	
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