Optic: Canon 400 mm f:5.6 L. Camera: Modified Baader Canon 350D (Halpha pass filter - see here) at ISO800.  Mount: Takahashi EM200.
Processing: Iris software. Exposure: 30 minutes (10 x 3 minutes). Location: Pic du Midi (altitude 2860 meters, french Pyrénées). Date: July 29, 2006.

The field is cover by the mosaic of two images

Details of the planetary nebula Messier 27

Details of the nebula NGC 6820 and the open cluster NGC 6823
Click here for display a global image (2902 x 1120 pixels).