Tagged Questions
6
votes
2answers
124 views
Deep Sky Photography with telescope without Tracking
I tried photographing moon and Saturn with a 8'' Dobsonian (without tracking). And it was a breeze. But I had to follow the '600 rule', i.e I only exposed it for less than (600/f) sec ~ 1/2 sec.
But ...
2
votes
3answers
183 views
Can I get longer than 15 second exposure with my canon SX 50?
I am new to photography and I was hoping to go take some pictures of star trails this weekend. I just bought this camera this week and I realized that the highest shutter speed is 15 seconds. Is there ...
7
votes
3answers
2k views
Best opensource/ free stacking software for mac for astrophotography
I am using snow leopard and mainly want it to automate the stacking as much as possible. I have seen that PixInSight looks pretty awesome, but that's not free, in-fact far from it, so I want something ...
13
votes
4answers
2k views
How can I simulate a long exposure photo using a set of shorter exposure photos?
I'm shooting towards the sky to capture the stars. The exposure time is 15 seconds, so I can see the stars still, without a trace. These photos are taken continuously one after the other, because I ...
