NGC891

34781

Mar 3rd, 2023

2135

NGC 891

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Technical information

White, Bortle 8/9 zone

Exposure

Total exposure: 5 h 0 m

Great shot! How did you manage to take 5-minute exposures in a white zone without filters?

Mar 4th, 2023

Dmitry MakolkinReply to Anatolii

Thank you!
Long exposures are possible because I have a relatively slow telescope, F/6.

Mar 5th, 2023

AnatoliiReply to Dmitry Makolkin

Thank you! I thought so too. But subjectively, it felt like 5 minutes was way too long even for F/6.

Mar 6th, 2023