UTC-3:   03   06   09   12   15   18   21   24
mdts    121  121  121  121  120  120  120  120
mdww    152  154  165  167  165   92    3   10
shts    1.0  1.0  1.0  1.0  1.0  1.0  1.1  1.2
shww    0.3  0.3  0.2  0.3  0.2  0.2  0.3  0.3