This declassified satellite image shows Irkutsk, Russia. It was captured on 18 October 1966 by a KH-7 GAMBIT reconnaissance satellite, as part of mission 4033.

The ground sample distance listed for this scene is 61 cm. That is the size of one pixel on the ground, not the smallest object that can be picked out in the image.

The source scene is held in the USGS EarthExplorer archive under entity ID DZB00403300087H002001.

SpaceFromSpace processed and georeferenced this scan so it can be explored on an interactive map.

Learn more about the GAMBIT programme on the Satellite Programs page.