Quote Originally Posted by clemmb
At what ISO did you shoot?

He used ISO 100. The picture is a Flickr link. On Flickr you can click on camera part on the information on the right where it says "This photo was taken onAugust 7, 2010using aCanon EOS Digital Rebel XSi."and you'll get the full EXIF. Or click "Actions" then "View EXIF data".