UTC-3:   03   06   09   12   15   18   21   24
mdts    246  245  245  246  248  252  255  258
mdww    302   14   21  352  339  312  317  260
shts    1.3  1.2  1.1  1.0  1.0  1.0  1.0  1.0
shww    0.1  0.0  0.0  0.0  0.0  0.0  0.0  0.0