UTC-3:   03   06   09   12   15   18   21   24
mdts    120  121  122  122  122  122  122  122
mdww    151  149  154  159  169    4    7  127
shts    0.9  1.1  1.2  1.2  1.1  1.1  1.0  1.1
shww    0.3  0.3  0.3  0.2  0.3  0.4  0.4  0.1