Passage 6 h '48 am , refractor 660 mm, very very difficult  speed speed !!
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/77035235@N04">sebastien lebrigand</a> from crépy en valois, FRANCE
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/sebastro/9911699765/">ISS</a>