After the Bode galaxies shots I programmed the software and took 175 pictures of the Iris Nebula. This ran until about 4:30 am.
NGC 7023 – Iris Nebel
The recording data and astrometry evaluation.
NGC 7023 – Iris nebula
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[…] an alternative, I have programmed the software for the Iris Nebula. I had already made this object last year in September. At that time – as an appendage for the night – but only 175 light shots and no darks […]