Open cluster Melotte15 - 19 September 2010

In the middle of nebula IC 1805, often called Heart, there is an open cluster with marvelous emission nebula in its background. So we can say that it is heart of the heart.

Technical information:
Optics:Newton 36cm + Paracorr
Focal:1725mm (1500mm*1,15 due to comacorrector)
Exposure:RGB 2x(5:5:5) min + H-alfa 18x10 min binning 2x2
Date & time:19 September 2010 from 18:52 UTC
Location:Central Europe, Slovakia, Cadca, village Zakopcie
Atmosphere:a few days before full moon
Pointation:own autopointer + webcam Logitech Pro 4000
Mount:open fork
Software:ImagesPlus + Photoshop
Camera:SBIG STL 11000M