UTC-3:   03   06   09   12   15   18   21   24
mdts    247  247  246  246  246  246  246  245
mdww    226  226  226  311  341  330  327  318
shts    1.8  1.7  1.7  1.6  1.5  1.4  1.4  1.3
shww    0.2  0.2  0.0  0.0  0.0  0.0  0.0  0.0