April 2015 satellite imagery of the coordinates provided, roughly 1km2:
the (almost) cross-shaped larger building in the center is identified as "Kunduz District Hospital" in older maps.
(direct link here
TerraServer - Aerial Photos & Satellite Images - The Leader In Online Imagery )
closeup, 0.1km2:
this is a recording of CAS as seen through AC 130 sensors:
https://www.youtube.com/watch?v=lSOG9GHVV0c