UTC-3:   03   06   09   12   15   18   21   24
mdts    248  251  245  245  247  248  250  250
mdww    231  229  231  238  261  339   27   70
shts    1.7  1.6  1.9  1.9  1.9  1.8  1.7  1.6
shww    1.5  1.6  1.2  0.6  0.2  0.0  0.0  0.0