UTC-3:   03   06   09   12   15   18   21   24
mdts    121  121  120  120  120  120  119  119
mdww    133  134  137  135  138  136  142  153
shts    2.0  2.0  1.9  1.9  1.9  1.8  1.8  1.8
shww    0.5  0.4  0.3  0.4  0.3  0.4  0.3  0.2