UTC-3:   03   06   09   12   15   18   21   24
mdts    265  264  260  256  255  253  251  247
mdww    113  113  112  111  113  115  117  118
shts    0.8  0.7  0.7  0.6  0.6  0.5  0.5  0.5
shww    0.9  1.5  2.0  1.9  1.9  1.9  2.0  2.4