UTC-3:   03   06   09   12   15   18   21   24
mdts    256  257  258  258  258  257  256  255
mdww    252  254  290  327  301  118   16   22
shts    1.0  1.0  1.0  1.1  1.1  1.0  1.0  0.9
shww    0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0