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 M35 Open Star Cluster 

Full Resolution 2047 x 2047

Optics: GSO RC 10" Reduced to F/5.3 1320mm. With AP-CCDT67 - Astrograph Ritchie-Chrétien
Mount: AP Mach1 GTO on Gemini Q-Lock tripod
Camera: ATIK 4000LE with SX USB Filter Wheel
Filters: Baader LRGB 2"
Guiding Systems: SX OAG with SX Lodestar
Dates/Times: 9 Dicembre 2010
Location: Colle Vaccera- Torino - Italy
Exposure Details: R:G:B => 42:39:45 = > (14x3):(13x3):(15x3) all bin1 [num x minutes]
Cooling Details: -20 °C
Acquisition: Maxim DL/CCD, Perseus
Processing: CCDStack2, PS CS2
Mean FWHM: 4.38
SQM-L: 20.8