UTC-3:   03   06   09   12   15   18   21   24
mdts    116  115  115  114  114  114  114  113
mdww    112  114  116  118  120  118  114  114
shts    1.1  1.2  1.2  1.2  1.2  1.2  1.2  1.3
shww    0.4  0.5  0.4  0.3  0.3  0.4  0.8  0.7