| Constellation: |
Aquarius |
| Type: |
Planetary Nebula |
| Position: |
RA22h29.5m
Dec-20d48m |
| Magnitude: |
6.3 |
| Exposure: |
Taken 7-14-04
11 X 300 sec. ISO 800. 70 degrees.
10 X 600 sec. ISO 400. 70 degrees. |
| Processing: |
Raw images converted to 16bit TIFs, dark subtracted and stacked (adaptive addition) in
ImagesPlus.
Levels and curves adjusted in Photoshop. |
| Equipment: |
Meade 10" LX-50 f/5.5
Canon Digital Rebel (300D)
IDAS LPS filter
Losmandy G-11 Gemini mount
SBIG ST-4 autoguider
Celestron Guidescope |
| Notes: |
See the older film version of this image and the digital version after having the camera modified. The
Helix Nebula is the largest planetary nebula in our sky.
It is quite dim and best viewed with low power. |
