NGC4631(Whale) & NGC4656(Crowbar)
Photo description / processing
Raw data captured with 3 telescopes:
1. SkyWatcher 2501, Baader MPCC, IDAS LPS, Asi071mc
2. SkyWatcher 2501, Televue Paracorr 2, IDAS LPS, Asi071mc
3. TAL250, 0.72 reducer, Optolong Lpro, Skyrus453C camera (by Roman Bochenkov)
Technical information
- Telescope/Lens
- TAL-250K, Sky-Watcher 250/1000 OTA
- Camera
- ZWO ASI071MC-Cool
- Mount
- Sky-Watcher AZ-EQ6 GT
- Accessories
- IDAS LPS-P2 Filter, Tele Vue Paracorr Type 2
- Software
- FitStacker, Pixinsight
- Location
- Vysokovsk, Russia
Light pollution
Yellow, Bortle 5 zone
Exposure
- 3 × 60″ · ISO/Gain: 0 · Optolong L-Pro -10C
- 31 × 600″ · ISO/Gain: 0 · Optolong L-Pro -10C
- 180 × 300″ · ISO/Gain: 0 · IDAS LPS P2 -20C
- 54 × 60″ · ISO/Gain: 0 · IDAS LPS P2 -20C
- 32 × 600″ · ISO/Gain: 0 · IDAS LPS P2 -20C
Total exposure: 26 h 27 m
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