UTC-3:   03   06   09   12   15   18   21   24
mdts    120  120  120  120  120  119  119  119
mdww     24   30    0  137  128  124  137  160
shts    0.7  0.6  0.6  0.6  0.6  0.6  0.7  0.7
shww    0.0  0.0  0.0  0.0  0.0  0.1  0.0  0.0