CO 



o 



CO 



_i 

 < 



CD 



DEGREES 

 NORTH 



-40 -■ 



Figure 11. Values from these graphs can be added to convert from geoid or gravity values 

 referred to the best fitting geoid (flattening 1/298.25) to geoid or gravity 

 values referred to the International Ellipsoid (flattening 1/297.0), or the 

 hydrostatic ellipsoid (flattening 1/298.7). 



23-19 



