UTC-3:   03   06   09   12   15   18   21   24
mdts    255  256  257  256  254  254  254  254
mdww     31   18   38   41   45   46   53   50
shts    0.9  0.8  0.7  0.7  0.7  0.8  0.9  0.9
shww    0.0  0.1  0.2  0.3  0.4  0.3  0.2  0.1