6.9.4 MAPPING: OFFSETS and START

		START <nsub_start> 


		CMAP <c_mode> /DEFAULT
				/TIME_CM <time> 
				/MAPSIZE <lon> <res_lon> <lat> <res_lat> <obs_sys>
				/SUB_CM <n_sub> <alt> 
				 /NOOFFSET


		CRASTER <ref_long> <ref_lat> <ref_sys> <ref_orig>  /DEFAULT
		 		/TIME_CM <T_on> <T_off> 
		 		/ON_OFFS <n_ons_per_off> <f: On_first>
		 		/CMODE <c_mode> 
		 		/MAPSIZE <lon> <res_lon> <lat> <res_lat> <obs_sys>
		 		/REFERENCE
		 		/NOOFFSET 


		PRASTER <ref_long> <ref_lat> <ref_sys> <ref_orig> /DEFAULT
				/TIME_LM <T_on> <T_off> 
		 		/ON_OFFS <n_ons_per_off> <f: On_first>
		 		/MAPSIZE <lon> <res_lon> <lat> <res_lat> <obs_sys>
		 		/NOOFFSET 


		WRASTER <ref_long> /DEFAULT
				/TIME_LM <T_on> <T_off> 
				/WFRQ <wobble frequency>
				/SUBSCAN <nrepeats> <f:On First> 
				/MAPSIZE <lon> <res_lon> <lat> <res_lat> <obs_sys>
				/NOOFFSET 


		ST_ONLINE <obs_procedure> <n_sub> /DEFAULT