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NGC5457

Quark
7146
Published:
252
NGC5457
Resolution:
2285x1682 px
File size:
5992 KB

Photo description / processing

My first full test of an equatorial mount with harmonic drives. Everything was 3D printed using this project: https://www.printables.com/model/273812-keen-one-harmonic-drive-eq-mount/files The project isn't perfect; there are things to improve. I will reprint the harmonic drive to enhance the tracking.

Technical information

Telescope/Lens
Canon 75-300mm Lens
Camera
Canon EOS 60D (Ha- and TEC-modified)
Mount
DIY Harmonic Drive Mount
Guide Scope
SVBONY SV165
Guide Camera
ZWO ASI120MM Mini
Software
Pixinsight
Location
Брест, Беларусь
Date taken

Exposure

  • 41 × 100″ · ISO/Gain: 800 · 53 кадра выброшено из-за периодической ошибки пластиковых редукторов ·

Total exposure: 1 h 8 m

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