Caldwell 49 - Roset...
 
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MAY 4 2026: APP 2.0.0-beta44 has been released !

New improved internal memory controls should now work on all computers

May 1 2026: APP 2.0.0-beta43 has been released !

Improved internal memory controls (much more stable and faster on big datasets), fixed CPU image viewer, fixed Narrowband extraction demosaic algortihms.

Apr 29 2026 APP 2.0.0-beta42 has been released !

New improved Normalization engine, Fixed random crashes in integration, fixed RGB Combine & Calibrate Star Colors, fixed Narrowband extraction algorithms, new development platform with performance gains, bug fixes in the tools, etc...

Apr 14 2026: Google Pay, Apple Pay & WeChat Pay added as payment options

Update on the 2.0.0 release & the full manual

We are getting close to the 2.0.0 stable release and the full manual. The manual will soon become available on the website and also in PDF format. Both versions will be identical and once released, will start to follow the APP release cycle and thus will stay up-to-date to the latest APP version.

Once 2.0.0 is released, the price for APP will increase. Owner's license holders will not need to pay an upgrade fee to use 2.0.0, neither do Renter's license holders.

 

Caldwell 49 - Rosette Nebula in bi-color

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(@tschuh)
White Dwarf
Joined: 7 years ago
Posts: 13
Topic starter  

I took this in November of last year.  Ha and O-III data from my Bortle 9 back garden north of Dallas, Texas, USA.

5 minutes x 30 each Ha and O-III
  R: Ha
  G: (Ha/O-III)
  B: O-III

QHY 168M w/ Baader 7nm filters
AstroTech AT65EDQ quadruplet f/6.5 - 420mm f/l

 

49105109618 124090a71e o


   
artem reacted
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(@Anonymous 174)
Joined: 9 years ago
Posts: 5702
 

Wow, given you say it's bortle 9, that is a very nice image! Narrowband definitely helps here, but are you sure it's as bad as 9? 🙂



   
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(@tschuh)
White Dwarf
Joined: 7 years ago
Posts: 13
Topic starter  

@vincent-mod

Pretty certain, yes. 🙂  To make matters worse, I have about 1.5m sq.m of illuminated concrete within 3km of my house.  At least according to Google Maps.

image

This post was modified 6 years ago by tschuh

   
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(@Anonymous 174)
Joined: 9 years ago
Posts: 5702
 

Amazing, impressed with the result then even more!



   
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