UTC-3:   03   06   09   12   15   18   21   24
mdts    246  249  251  252  253  254  255  256
mdww    284  306  333  273   20   55  118  120
shts    1.0  0.9  0.8  0.7  0.7  0.7  0.8  0.9
shww    0.2  0.1  0.0  0.0  0.0  0.0  0.0  0.0