Nebula Sh2-188 - 21 August 2012

Technical information:
Optics:Newton 36cm + Paracorr
Focal:1725mm (1500mm*1,15 due to comacorrector)
Aperature:4.8
Exposure:H-alfa: 47x10m; RGB: 12x5min
Date and time:H-alfa: 15 - 16 August 2012 H-alfa
RGB: 21 August 2012 RGB
Location:Central Europe, Slovakia, Cadca, village Zakopcie
Pointation:GuideMaster
Mount:open fork
Camera:G2-8300
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