Proudy's Astrophotography with the GSTAR CCD Camera
unguided video astrophotography

NGC 104 - 47 Tucanae (Globular Cluster)
Caldwell: 106, Constellation: Tucana (The Toucan), RA 00h 24m DEC -72d 05m
Distance: 14,700 light years, Visual Magnitude: 3.95, Diameter: 50 arc mins
Transits at the end of twilight at 8:42pm 21 November, Elevation 49 degrees, due South


- Imaged on 20091106
- 10" F/4.7 Newtonian Reflector
- GSTAR colour camera: 100 video frames at x128 integration
- Bahtinov focusing mask
- rough polar alignment, no moon, ok seeing, elevation about 45 degrees
- aligned and stacked in Registax 5.0
- processed in Photoshop 7.0