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Table 3

Prefixes for multiples & submultiples allowed within OGIP datasets & software

Submultiple    Prefix     Character       Multiple      Prefix       Character

  10-1    	deci         d              10           deca            da
  10-2    	centi        c              102   	 hecto         	 h
  10-3    	milli        m              103 	 kilo         	 k
  10-6    	micro        u              106 	 mega         	 M
  10-9    	nano         n              109	 	 giga          	 G
  10--12  	pico         p		    1012 	 tera         	 T
  10-15   	femto        f              1015 	 peta         	 P
  10-18   	atto         a              1018 	 exa          	 E
  10--21  	zepto        z		    1021 	 zetta        	 Z
  10-24   	yocto        y              1024 	 yotta        	 Y



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