Table 167 49 1 



ACCELERATION OF GRAVITY AT SEA LEVEL 



g t = 978.0356 (1 + 0.0052885 sin 2 <p - 0.0000059 sin" 2<p) 

 = 980.6160 (1 - 0.0026373 cos 2<f> + 0.0000059 cos' 20) 



SMITHSONIAN METEOROLOGICAL TABLES 



