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The open star cluster M39 in the constellation Cygnus.

Pavel Gorlov
1433047
Category:Deep Sky
Published:
1024
The open star cluster M39 in the constellation Cygnus.NGC 7092
Resolution:
3820x5348 px
File size:
112928 KB

Technical information

Telescope/Lens
Sky-Watcher Quattro 150P
Camera
Nikon D3300a
Mount
Sky-Watcher HEQ5 Pro (belt-modified)
Guide Scope
Datison 60/250
Guide Camera
ZWO ASI120MM Mini
Accessories
Baader 2-inch MPCC Mark III, ZWO ASIAIR Mini, ZWO EAF
Software
Electra Stacking, StarNet++, Fitswork, Siril, Adobe Photoshop 2020
Location
Сочи, с.Харциз Второй, Россия

Light pollution

Green, Bortle 4 zone

Date taken

Exposure

  • 21 × 20″ · ISO/Gain: 1600 ·

Total exposure: 7 m

Comments

lxkor
Has the Spider been replaced? Or is it the original one?
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Pavel GorlovReply to lxkor
Of course I changed them. The original springs were just too flimsy and couldn't hold the collimation.
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lxkorReply to Pavel Gorlov
I'm considering buying the same telescope, and I'm wondering if I should get a spider and a mask for the primary mirror right away.
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