Location / Date

Zellerndorf, 28. July, 06. August 2011

Telescope / Mount / Guiding

10" f4,7 Skywatcher Newtonian, Baader MPCC, Skywatcher NEQ6, Lacerta OAG + Mgen

Camera / Exposure

Canon EOS 1000Da, 23 x 15min ISO 200 and
11 x 20min ISO 200 with Astronomik CLS-Filter (total 9h 25min)

Processing

new processing July 2012
Theli, Fitswork, Photoshop

Notes

NGC 6820 is an emission nebula that surrounds open cluster NGC 6823 in Vulpecula, near M27, the Dumbbell Nebula. Open star cluster NGC 6823 is about 50 light years across and lies about 6000 light years away.