Variation of the Value of g Across the Earth
Value of "g" Acceleration due to gravity at different locations Place Latitude Altitude "g" in m/s2 North Pole 90o 0m 9.832 Green Land 70o 20m 9.825 Stockholm 59o 45m 9.818 Brussels 51o 102m 9.811 Benff 51o 1376m 9.808 New York 41o 38m 9.803 Chicago 42o 182m 9.803 Denver 40o 1638m 9.796 San Francisco 38o 114m 9.800 Canal Zone 9o 6m 9.782 Java 6oSouth 7m 9.782 New Zealand 37oSouth 3m 9.800 Taken from http://www.haverford.edu/educ/knight-booklet/accelarator.htm Earth?s Gravity (from Wikipedia)