UTC-3:   03   06   09   12   15   18   21   24
mdts    119  120  120  120  120  120  120  120
mdww     10   14   14   17    2  156    9    1
shts    1.2  1.2  1.2  1.2  1.2  1.1  1.1  1.0
shww    0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0