NCC - TDF-11 - ONE DEGREE SUMMARIZATION 



137 136 135 134 133 132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 



1-SaS 1.75 1.72 1.73 1.67: 1.74 2.15 2 .a( 2.32! 2.1821 



137 136 135 134 133 132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 



Figure 4.— Equivalent neutral drag coefficient for December. The plotted value is the drag coefficient ( X 10 5 ) appropriate for wind observations 



averaged over a month. The contour interval is 2.5. 



