June 24 2026 APP 2.0.0-beta46 has been released !
Improved internal memory configuration (lower ! memory usage), fixed beta45 startup issue, fixed Set Save Directory & 2-panel mosaics.
May 27 2026 APP 2.0.0-beta45 has been released !
Fully Multi-Threaded LNC, many improvements for the registration engine, platform upgrade, and further tuning of internal memory consumption and memory release back to OS.
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.
Because your subs were not aligned when you were taking the photo's, they all shifted so when APP matches them with each other, they need to be rotated. You can crop the result using the "Batch Modify" button in the Tools tab, draw a box of the part you want to crop out, click "Crop ok" and gone are the corners.
@vincent-mod
Thank you for your reply.....is the meridian flip the problem ? Because my camera was not shifted in any way....
No, APP will match the subs even when they are upside down, a flip isn't the issue perse (if they are all rotated). Slight shifts are, which could happen after a flip, but whatever the cause they must have happened here otherwise it wouldn't match. Or rotation, which is what it looks like.
edit: Are all subs showing rotation or are the rotations grouped? If grouped, that could be the flip.
@vincent-mod
Thank you for your reply.....is the meridian flip the problem ? Because my camera was not shifted in any way....
Hi NicolasP,
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This is a case of field rotation. Do you use an AZ mount or a dobsonian?
Also this occurs when you're mount isn't properly aligned with the celestial pole.
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Clear skies Jan-Willem
I am using a HEQ5 PRO I thought that I was well polar aligned since I didn't see any drift....
Made a polar alignment with the qhy polemaster
No, APP will match the subs even when they are upside down, a flip isn't the issue perse (if they are all rotated). Slight shifts are, which could happen after a flip, but whatever the cause they must have happened here otherwise it wouldn't match. Or rotation, which is what it looks like.
edit: Are all subs showing rotation or are the rotations grouped? If grouped, that could be the flip.
I will have to check my frames again to see .......
Yeap !!!! there was a rotation in some frames .... it seems like my camera setup was unscrewed somehow maybe from a cable.....so i lost about 10 frames.....
Ah, yes unscrewing of parts can be a thing as well, glad you found out!
