Cygnus and Lyra

Click on above image for hires.

Technical Data
Optics Canon 50mm f/1.8 mkII
Focal Lenght 50 mm
Focal Ratio f/4
Exposure Time 48 min (single exp of 8 min)
CCD Canon EOS 5D with baader filter
Location Pian dell'Armà (PV, Italian Appennines) at 1350m height
Date
4 july 2008
Mount Gemini G-41
Tracking no corrections
Temperature and humidity T=+14°C, RH=55%
Sky brightness at zenith (with SQM-L)
21.3 mag/arcsec^2
Notes -


HTML Editing and Publishing by Lorenzo Comolli. Email me at comolli@libero.it.
Back to Main Page