UTC-3:   03   06   09   12   15   18   21   24
mdts    251  251  249  241  242  246  247  246
mdww    220  223  228  235  241  238  234  233
shts    0.8  0.8  0.8  1.0  1.0  0.9  1.0  1.0
shww    0.4  0.7  0.8  0.6  0.5  0.7  0.7  0.4