Karel Teuwen - NGC 7293

NGC 7293 (Helix Nebula)

in Aquarius

Instrument:	50cm Hypergraph@f9 mounted on a Liebscher GEM
Detector:	SBig STL11000
Filters:	Astronomik
Exposures:	Lum : 110 min (1x1bin) and older RGB from 50cm Hypergraph@f3
Location:	IAS/Hakos, Namibia
Date:	04/08/2008, colours in 2007
Comments:	data acquired by Josch Hambsch, processed by Karel Teuwen