28 Dec
2017
28 Dec
'17
17:19
Le 28/12/2017 à 18:08, Wols Lists a écrit :
I've done this sort of thing myself, and you get subject movement blur after about 30 *seconds* so depending on how long it was between shots, the earth (and camera) would have moved considerably relative to the picture.
yes, and stars are no more a point but a pretty long line that's why telescopes uses moving mounts (moving in inverse way than earth) jdd -- http://dodin.org -- To unsubscribe, e-mail: opensuse+unsubscribe@opensuse.org To contact the owner, e-mail: opensuse+owner@opensuse.org