C/2025 A6 (Lemmon)

 Posted: Oct 11th, 2025
Technical Info
Telescope/Lens: Sky-Watcher 150/750PDS
Camera: ZWO ASI533MC Pro
Mount: JUWEI 14
Software: Siril, Photoshop, Pixinsight
Exposure:
16 x 300" ISO/Gain: 100 - Optolong L-pro
 Smolensk, Russia
 Oct 1st, 2025
1 h 20 m
199
Resolution: 2839x2724 px
Scale: 12393 KB
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Comments

What causes extra diffraction spikes on stars?
11 Oct, 2025 Reply
Iren Replied to Samsonov Aleksandr
A feature of my telescope.
11 Oct, 2025 Reply
Samsonov Aleksandr Replied to Iren
I have the same telescope, so that's why I asked.
11 Oct, 2025 Reply
Iren Replied to Samsonov Aleksandr
After replacing the spider, this ray appeared. I'm not exactly sure what's causing it. Most likely, the focuser needs to be shortened.
11 Oct, 2025 Reply
Iren Replied to Samsonov Aleksandr
But honestly, I like it—it's not like the others.
11 Oct, 2025 Reply
Samsonov Aleksandr Replied to Iren
This is the main thing ;)
11 Oct, 2025 Reply
Nickolay Replied to Iren
James Webb mini))
11 Oct, 2025 Reply

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