UTC-3:   03   06   09   12   15   18   21   24
mdts    246  246  246  247  250  254  258  260
mdww    260  206  340  303  330  309  314  354
shts    1.3  1.2  1.1  1.0  1.0  1.0  1.0  1.0
shww    0.0  0.0  0.0  0.1  0.0  0.0  0.0  0.0