[phobos27 (Nick)]

Originally Posted by killswitch

If you have done it before, just throw an hours worth of images in starstax and see for yourself.
This one was only 30 mins:
http://www.iceinspace.com.au/forum/showthread.php?t=115858

Also the longer the focal length the faster it will streak

That was a great image. 30 minutes should be plenty because i am using an 18mm lens. Thanks for the advice!