Helix Nebula in Emission-Line
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NGC7293 |
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Object |
| Type |
Planetary Nebula |
| Constellation |
Aquarius |
| Distance |
450 ly |
| Magnitude |
7.3 |
| Angular
Size |
16x28 arc min |
| Size |
|
| More
Info |
SEDSAPODEssay by Robert Gendler © |
|
Image |
| Date |
2007-09-08 |
| Place |
Carlsbad, CA |
| Exposure
Data |
Ha:OIII:OIII 90:90:90 mins @ -15C
Ha 6x15, OIII 6x15 (bin 1x1) |
| Notes |
|
|
Equipment |
| Optics |
Takahashi FSQ-106N Refractor |
| Focal
Length |
848mm @f/8 |
| Mount |
Astro-Physics 900GTO |
| Camera |
SBIG ST-2000XM (KAI-2020M) |
| Focuser |
Robo-Focus |
| Filters |
CFW10A, Astrodon 6nm Ha, OIII |
| Software |
Maxim DL, Photoshop |
|
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