Image of the solar transit of the International Space Station (ISS), taken from the area of Muscat in the Sultanate of Oman on January 4th 2011 at 9:09 UT, during the partial solar eclipse. Takahashi FSQ-106ED refractor on EM-10 mount, Canon 5D mark II. 1/5000s exposure at 100 iso.
Transit forecast calculated by www.calsky.com (many thanks to Arnold Barmettler for his help).
Transit duration: 0.86s. ISS distance to observer: 510 km. Speed in orbit: 7.8km/s (28000 km/h or 17000 mph).
The image shows three planes in space: the Sun at 150 million km, the Moon at about 400000 km and the ISS at 500 km.
via Thierry Legault - Partial solar eclipse and transit of the Space Station from Oman.