UTC-3:   03   06   09   12   15   18   21   24
mdts    258  259  258  257  257  257  257  257
mdww    271  275  283  309  191  338  346  346
shts    0.9  1.0  1.0  1.0  0.9  0.9  0.8  0.8
shww    0.7  0.4  0.3  0.0  0.0  0.0  0.0  0.0