Search found 6 matches

by Apagador
Sun Dec 20, 2020 2:40 pm
Forum: Image Processing Troubleshooting
Topic: Stuck with bad data or just bad editing?
Replies: 9
Views: 5522

Re: Stuck with bad data or just bad editing?

And thank you Burly for the tip about flocking material. Will have to get some of that to fight with the reflections. I used a dew heater on the lens so that wasn't a problem, but there was a layer of ice on everything else by the time I was done imaging :)
by Apagador
Sun Dec 20, 2020 10:51 am
Forum: Image Processing Troubleshooting
Topic: Stuck with bad data or just bad editing?
Replies: 9
Views: 5522

Re: Stuck with bad data or just bad editing?

And here is the single subexposure that Ivo is using in the previous post. If someone is tracing his steps :)

https://drive.google.com/file/d/13tmBUP ... sp=sharing
by Apagador
Sun Dec 20, 2020 8:32 am
Forum: Image Processing Troubleshooting
Topic: Stuck with bad data or just bad editing?
Replies: 9
Views: 5522

Re: Stuck with bad data or just bad editing?

Took a closer look at my light frames and the lighter colored area in the lower left is visible in 36 of the light frames and then just completely disappears. Now I'm thinking that it's a reflection from some light that was shining on my lens hood? The lens hood on my Sigma is far from being complet...
by Apagador
Sat Dec 19, 2020 6:46 pm
Forum: Image Processing Troubleshooting
Topic: Stuck with bad data or just bad editing?
Replies: 9
Views: 5522

Re: Stuck with bad data or just bad editing?

I don't think I'm allowed to send private messages yet :think: my email address is my alias at gmail :)
by Apagador
Sat Dec 19, 2020 6:06 pm
Forum: Image Processing Troubleshooting
Topic: Stuck with bad data or just bad editing?
Replies: 9
Views: 5522

Re: Stuck with bad data or just bad editing?

Thank you for the reply. Glad to hear that the data is not worthless and that I'm just bad at editing. That's an area that I can work on even when it's cloudy outside :D For some reason the image you posted shows up as tiny for me, but I think I can see the cloudy area. I'll try to stack the images ...
by Apagador
Sat Dec 19, 2020 12:49 pm
Forum: Image Processing Troubleshooting
Topic: Stuck with bad data or just bad editing?
Replies: 9
Views: 5522

Stuck with bad data or just bad editing?

I'm just starting out taking pictures of the night sky and I'm a bit stuck. Two nights ago it was clear here, a bit chilly at about -20°C. I tried to image the elephant's trunk nebula using astro modded canon 6D, 150mm f2.8 Sigma lens wide open (I know that this might be a problem, but I'm willing t...