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assbutt94
28-12-2019, 04:10 PM
Long time no post.
I decided to take a crack breaking through the smoke Thursday night and work out how to use an OAG.
It's definitely a better way to guide a SCT.
Im not sure my imaging train is in an optimal order though.
SCT>Reducer>LPFilter>OAG>Camera. Maybe swap filter and OAG?

Canon 5dmk3 modded
ISO 1600
Astronomik CLS CCD filter
f/7 reducer

31 x 300s
5 x 600s
2 x 180s
Total Int: 3hr 31min
Darks + Flats + Bias used

Bortle 6-7ish

https://www.astrobin.com/5bmtld

Nikolas
28-12-2019, 04:24 PM
Very nice I like the mottled colours what sort of LP

filter is it?

assbutt94
29-12-2019, 03:45 PM
Thanks
The filter is an Astronomik CLS CCD (https://www.astronomik.com/en/filter-gegen-lichtverschmtzung-filters-against-lightpollution-lpr/cls-ccd-filter.html)
I also dull the green channel a bit since it brings in a lot of noise but not much detail.