Tuesday, March 4, 2014

Pacaya plume seen in ASTER data, March 2 2014

The ASTER Urgent Request Protocol system collected data for Santa Maria volcano in Guatemala on March 2 2014. At the same time, it captured the plume from Pacaya.


RGB - 3N (Channel 3 nadir view), 2 and 1.


TIR data showing dark plume from Pacaya


Decorrelation stretch using the TIR channels. Plume from Pacaya comes up as purple/magenta.


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