UTC-3:   03   06   09   12   15   18   21   24
mdts    116  116  115  115  115  115  115  114
mdww    123  120  121  127  131  121  117  116
shts    1.0  1.0  1.0  1.1  1.1  1.0  1.0  1.1
shww    0.4  0.4  0.6  0.4  0.4  0.6  0.6  0.7