view  	file                  	format        	columns     	filter         
------	----------------------	--------------	------------	---------------
x3   	${HOME}/data/snr.ev   	I=%4d         	x y pi pha  	cir 512 512 .1 
x2  	${HOME}/data/snr.ev   	              	x y pi pha  	cir 512 512 .1 
x1	${HOME}/data/snr.ev   	              	            	cir 512 512 .1 
x0  	${HOME}/data/snr.ev   	              	            	               
xf   	                 	I=%4d         	            	               
xc  	                     	              	x y pi pha   	              
xr	                     	              	            	cir 512 512 .1
	*.fit            	              	x y pi pha  	cir 512 512 .1