| Designation |
NGC 7293, Helix Nebula,
Bennett 129 |
| Constellation |
Aquarius (Aqr) |
| Description |
This remarkable object is the
nearest and largest (15'x12') planetary nebula as seen through amateur
instruments. The blue central star is mag 13.6 and only 500
lightyears away.
See also a higher resolution
image taken through a 14.5" Cassegrain telescope.
|
| Exposure |
RGB 30:30:60 min @ -25°C |
| Camera |
SBIG ST-10XE selfguided +
Astronomik Type II LRGB Filterset |
| Optics |
Astro-Physics AP155EDFS @ f/7.2
(prime focus) |
| Mount |
Astro-Physics AP1200GTO |
| Software |
MaxIm DL/CCD, Registar, Adobe
Photoshop 6.0 |
| Location - Date - Time |
San Esteban (Chile) - 02Aug2002 -
06:00 UTC |
| Conditions |
Transparency 8-9, Seeing
5-6, Temperature -2°C |
