UTC-3:   03   06   09   12   15   18   21   24
mdts    256  256  256  256  256  256  256  256
mdww    275  281  289  311  328  313  237  193
shts    1.0  1.0  1.0  1.0  1.0  0.9  0.9  0.8
shww    0.4  0.3  0.1  0.0  0.0  0.0  0.0  0.0