Rho Ophiuchi Cloud
Photo description / processing
Antares (left of center) is surrounded by the blue reflection nebulae IC 4604 and IC 4605, globular clusters M4 and NGC 6144 — both near Antares.
Technical information
- Telescope/Lens
- Samyang 135mm f/2 ED UMC
- Camera
- Canon EOS 550D (astro-modified)
- Mount
- Sky-Watcher AZ-GTi
- Software
- Pixinsight
- Location
- Республика Калмыкия, Russia
Light pollution
Gray, Bortle 2 zone
- Date taken
Exposure
- 340 × 30″ · ISO/Gain: 0 ·
Total exposure: 2 h 50 m
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