UTC-3:   03   06   09   12   15   18   21   24
mdts    250  254  255  256  257  259  259  260
mdww    281  304  337  333  320  300  294  289
shts    1.1  1.3  1.5  1.7  1.8  1.9  2.0  2.1
shww    0.6  0.4  0.5  0.8  0.9  0.8  0.8  1.1