UTC-3:   03   06   09   12   15   18   21   24
mdts    246  249  252  255  257  257  256  255
mdww    266  272   15  241  229  177   50   19
shts    1.0  1.0  1.0  1.1  1.3  1.5  1.6  1.7
shww    0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0