My first shot of M42 (Orion Nebula)

My first shot of M42 (Orion Nebula)
Object
M42 (Orion Nebula)
Telescope
Celestron NexStar SE 8
Focal length
1016mm (0.5 focal reducer)
Filters
IR block
Camera
Philips SPC900NC SC1 (long exposure mod)
Exposure
16x15s (only 2 pictures usable due to clouds). No dark frame taken (I simply forgot to take one :-( ).
Capturing Software
K3CCDTools3 3.5.10.1082
Stacking Software
Giotto 2.12
Atmospheric conditions
Seeing: 6 of 10 (Pickering), Transparency: bad (clouds), Darkness: illuminated by city lights
Location
Aschaffenburg, Germany
Date
2009 February 17, 21:15 UTC

Comment:
This is my first shot using my new modded webcam. For the first try it is OK. But the conditions were really not good.