NGC 7293 in Aquarius
Exposure time total:
2015-10-07 + 10 + 11 + 12
Astro Physics 305mm f3.8 RHA
Astro Physics AP1200GTO
L 16x6 min, RGB 6x6 min each
03 h 24 min
FLI PL29050 with Astrodon filters
Image acquisition by CEDIC team
(Christoph Kaltseis, Bernhard Hubl, Markus Blauensteiner)
Image processing by Christoph Kaltseis
+ 6.5 mag
700 light years
The large apparent diameter of the Helix Nebula is a result of the
small distance of 700 light years.
The age of NGC7293 is estimated to be 10,000 years.