High Altitude Balloon – Processed Images Post author:admin Post published:September 22, 2014 Post category:Front Page / General Updates / High Altitude Balloon Below are the images we processed off of our High Altitude balloon. The first is a NDVI (Normalized Difference Vegetation Index), the second is a raw Infra Red Image, and the third and fourth are visual image. You Might Also Like Rocket Launch 2016 November 3, 2016 USST Rover Video August 19, 2014 First High Altitude Balloon Launch was a Success! September 23, 2013