Constellation Hydra - 17 February 2007

This constellation is very large. I have taken photograph of head of Hydra today.

Technical information:
Optics:Tamron 28-75 f/2,8 XR Di LD Asp. [IF] Macro + filter Cokin P830
Focal:44mm
Aperature:8
Exposure:2x300s
Date & time:17 February 2007 22:26 UTC
Location:Central Europe, Slovakia, Čadca, village Zákopčie
Atmosphere:clear sky
Pointation:autopointation with Orestegor 300/4 + Logitech Pro 4000
Mount:home made
Software:Registax 4.0 + Photoshop
ISO/ASA:1600
Camera:Canon 350D





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