NGC 520 (Arp157) "Colliding Worlds"
Technical information
- Telescope/Lens
- Sky-Watcher 254/1200
- Camera
- QHY163m x2
- Mount
- Sky-Watcher EQ-6 + EQ-6R
- Accessories
- ZWO + Optolong LRGB
- Software
- Pixinsight
- Location
- Harbas, Russia
Light pollution
Blue, Bortle 3 zone
- Date taken
Exposure
- 273 × 300″ · ISO/Gain: 1 · L ·
- 28 × 300″ · ISO/Gain: 1 · R ·
- 26 × 300″ · ISO/Gain: 1 · G ·
- 25 × 300″ · ISO/Gain: 1 · B ·
Total exposure: 29 h 20 m
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