UTC-3:   03   06   09   12   15   18   21   24
mdts    245  246  248  251  253  259  258  245
mdww    251  274  277  293  252  237  242  250
shts    1.6  1.5  1.3  1.1  1.0  0.8  0.8  1.3
shww    0.5  0.3  0.2  0.1  0.1  1.0  1.3  0.8