IC 1396 : color + H-alpha

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Technical Data - H-ALPHA
Optics Schmidt camera 400/300/615 (Zen optics)
Focal Lenght 615 mm
Focal Ratio f/2,0
Exposure Time Total 15h30m. Mosaic of 4 panels 93 frames of 10 min each.
CCD A camera with  Kaf-6303e
Sensor Kaf-6303e class 1
Filters H-alpha 6nm Astronomik, selected for f/2
Chip temperature
Location Tradate (VA, in Pianura Padana, Italy) at 300m height
Date and time of exposure start 7 full nights: 4, 6, 8, 9, 10, 11, 12 october 2008
Mount Astrosystems Fork
Tracking Webcam Vesta Pro B/W on a 120mm f/13 refractor
Temperature and humidity T=12°C, RH=70%
Sky brightness at zenith (with SQM-L) 18.5 - 19.0 mag/arcsec^2
Notes -

Technical Data
Optics Pentax 75
Focal Lenght 500mm
Focal Ratio f/6.7
Exposure Time 1h40min (single exp of 10 min)
CCD Canon EOS 5D with baader filter
Location Colle del Nivolet (AO, Italian Alps) at 2535m height
26 september 2008
Mount Gemini G-41
Tracking ST4 on a 80mm f/5 refractor
Temperature and humidity T=-4°C, RH=80%
Sky brightness at zenith (with SQM-L) 21.4 mag/arcsec^2
Notes -

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