- Filters
- L1 h 35 minR3 h 15 minG2 h 20 minB2 hHα1 h 15 min
- Category
- Galaxy
How it was taken
Capture
- Date
- Exposure
- 10 h 25 min
- Frames
- 125
- Field center
- 13ʰ 29ᵐ 54ˢ +47° 12′
- Field of view
- 22′ × 19′
- Scale
- 0.5″ per pixel
- Rotation
- 220° from north
- Focal length
- 1580 mm, f/6.3
- Views
- 472
Equipment
- Telescope
- Sky-Watcher BK2001P
- Camera
- ASI ZWO 1600MM Pro
- Mount
- Sky-Watcher EQ6
- Filter
- ZWO L, R, G, B, Ha, OIII, SII (1.25")
- Filter wheel
- ZWO EFW 8x31mm
- Focuser
- ZWO EAF
- Guide scope
- Sky-Watcher 9x50 Finder
- Guide camera
- ASI 120mm
Shooting history of M 51Each photo is a separate processing
Since 2017, the exposure has grown from 1 h 1 min to 10 h 25 min
