UTC-3:   03   06   09   12   15   18   21   24
mdts    233  238  248  255  262  260  256  223
mdww    106  106  107  108  109  111  112  111
shts    1.0  1.0  0.9  1.0  0.9  0.9  0.9  1.1
shww    1.9  1.7  1.7  1.8  1.9  1.7  1.4  0.9