UTC-3:   03   06   09   12   15   18   21   24
mdts    120  121  122  122  122  121  121  121
mdww    160  162  159  154  135  127  128  128
shts    0.6  0.6  0.6  0.7  0.7  0.9  1.2  1.6
shww    0.1  0.2  0.3  0.3  0.5  0.8  0.9  0.9