Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5447  ·  NGC 5449  ·  NGC 5450  ·  NGC 5451  ·  NGC 5453  ·  NGC 5455  ·  NGC 5457  ·  NGC 5461  ·  NGC 5462  ·  NGC 5471  ·  Pinwheel galaxy
Getting plate-solving status, please wait...
ETX125 DSO testing continued, Leela.Astro.Imaging
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ETX125 DSO testing continued

Getting plate-solving status, please wait...
ETX125 DSO testing continued, Leela.Astro.Imaging
Powered byPixInsight

ETX125 DSO testing continued

Equipment

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Acquisition details

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Description

Continuing the process of setting up and testing an old deforked Meade ETX125AT as a DSO imaging unit.

Its been quite a saga, pinning down light leaks in 3rd party kit (poor design), adjusting for software idiosyncrasies, learning the flats tolerance of this setup -  and then all this while trying to scrape through the limited clear skies there have been here in Blighty.

This is only 3.5h of data so not nearly enough by a long shot (and also heavily stretched).  But I'm hopeful about this little combination for small deep objects.

The RMS is pretty decent (around 0.5) so multi-star guiding on the Avalon at this focal length is also coming in well.

Comments

Sky plot

Sky plot

Histogram

ETX125 DSO testing continued, Leela.Astro.Imaging

In these collections

DSO (long focal length)