UTC-3:   03   06   09   12   15   18   21   24
mdts    256  257  258  258  258  258  257  256
mdww    252  247  287  286  305  206   22   23
shts    1.0  1.0  1.1  1.1  1.1  1.0  1.0  0.9
shww    0.1  0.0  0.0  0.0  0.0  0.0  0.0  0.0