VIIRS I-01 image of Popocatépetl taken at 19:53 UTC 23 April 2012 Published May 11, 2012 at 1065 × 840 in Popocatépetl, the Smoking Mountain VIIRS I-01 image of Popocatépetl taken at 19:53 UTC 23 April 2012 VIIRS I-01 image of Popocatépetl taken at 19:53 UTC 23 April 2012. The arrow is pointing to the same spot as the light source visible in the Day/Night Band image.