GOES 12 Imager frame 102 at UTC 14:15:48.512 day 206 of 2008 
Vis pixels:  9077, 22928 lines:  2669,  9976
Vis Lon   :999999,-23.1387 Lat :999999,-20.9748
Imager ch4:count(0,1023) => [(modea-0)/1]^1 =Uchar> (255,0)
(xscale,yscale) => (0.571429,1)
Vis pixels: 11168,  19567 lines:  6479,   9928
(xstride,ystride) => (7,4)