SECTION./COOR
CONVERT/COORDS image coord_string [dsplay_flag]
	frame pixel ro world coordinates conversion (and vice versa)
SECTION./DESC
CONVERT/DESCR_MATRIX image  table  direction
              dscroot[,first[,last]]  dscsub1,dscsub2,...  del_flag
SECTION./RADE
CONVERT/RADEC  ref_frame direction in_opt input [output]
	conversion from decimal world coordinates to RA, DEC (and vice versa)
SECTION./TABL
CONVERT/TABLE image = table x[,y] z refima [method] [par]
CONVERT/TABLE image = table x[,y] refima FREQ
	table to image conversion
