I had a -3.3mag ISS pass this eve so i pulled out all the cameras. A G10,an two T3Is,The G10 on tripod using auto 10 frame captures, one T3i handheld at 500mm an other mounted on 2000mm 8 inch alt-az manual tracked on rate 7 telescope. To many mails, i turned comments off.
6 sec F2.8 ISO400 G10 (the full frames),1/4000 f6.3 ISO800 200-500mm at 500mm handheld (The ISS on its side),1/500 ISO1600 8 inch 2000mm 25mm EP kit (The full on shot).