UTC-3:   03   06   09   12   15   18   21   24
mdts    254  258  260  261  262  265  265  264
mdww    270  276  278  275  270  267  269  297
shts    1.0  1.0  1.1  1.1  1.1  1.2  1.6  1.9
shww    0.5  0.3  0.4  0.6  0.9  1.1  0.9  0.3