UTC-3:   03   06   09   12   15   18   21   24
mdts    266  267  268  268  266  264  262  261
mdww    310  317  345  346  349  351  342    6
shts    1.5  1.5  1.6  1.5  1.5  1.6  1.7  1.8
shww    0.6  0.6  0.4  0.4  0.4  0.4  0.3  0.2