UTC-3:   03   06   09   12   15   18   21   24
mdts    256  256  256  256  255  254  253  253
mdww     22   35   36   41   40   37   36   38
shts    0.9  0.8  0.8  0.8  0.8  0.9  1.0  1.1
shww    0.1  0.3  0.3  0.4  0.3  0.3  0.3  0.2