Re: Observing tonight? Home › Forums › RAC Main Forum › General Discussion › Observing tonight? › Re: Observing tonight? November 16, 2009 at 5:04 pm #10671 Luka BParticipant And here is one of my efforts. 5 shots 90 seconds each, 2 darks also 90 seconds. At 600mm, F/7.5 with a Canon XS Attachments: