UTC-3:   03   06   09   12   15   18   21   24
mdts    262  263  264  263  263  264  265  261
mdww    278  277  264  251  245  236  241  243
shts    1.7  1.7  1.9  2.0  2.0  2.0  1.8  1.9
shww    0.8  0.6  0.4  0.6  0.6  0.8  1.4  1.3