Celestial hemisphere:  Northern  ·  Constellation: Cepheus (Cep)  ·  Contains:  Iris Nebula  ·  NGC 7023  ·  The star 11Cep  ·  The star 4Cep  ·  The star 6Cep  ·  The star 7Cep  ·  The star Alfirk (βCep)
Iris and LBN468 widefield, B0bby White
Iris and LBN468 widefield
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Iris and LBN468 widefield

Iris and LBN468 widefield, B0bby White
Iris and LBN468 widefield
Powered byPixInsight

Iris and LBN468 widefield

Equipment

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Acquisition details

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Description

Image captured on 40km driven from my home city (Kemerovo, Western Siberia, Russia).
Bortle scale is around: 3/4.
Acquisition: 04.09.2021 / 05.09.2021 / 06.09.2021.

Any suggestions, advice & constructive criticism are more than welcome. I really appreciate it.

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Shooting parameters:
Total exp.time: 6:36 h
Sub.: 132x180’’ @f/2,8  ISO200.   (for stars: 15x60’’ (f/2.8 ) + 15x30’’ (f/2.8 ) + 15x15’’ (f/2.8 ) )
Guided (T7m).
Dithering (every 4 frames).
Bortle scale: 3/4
Dark: 46 (total)
Bias: 78
Flat: 51 

Imaging soft: N.I.N.A.; PHD2.
Processing: Pixinsight

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