UTC-3:   03   06   09   12   15   18   21   24
mdts    259  258  258  257  260  263  263  263
mdww    311  334    7    3  327  315  333  352
shts    0.8  0.8  0.8  0.8  0.9  1.1  1.2  1.2
shww    0.1  0.1  0.3  0.5  0.4  0.4  0.3  0.3