Crescent Nebula in Emission-Line
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NGC6888 |
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Object |
| Type |
Supernova Remnant |
| Constellation |
Cygnus |
| Distance |
5,000 ly |
| Magnitude |
|
| Angular
Size |
20 arc min |
| Size |
25 ly |
| More
Info |
APODEssay by Robert Gendler © |
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Image |
| Date |
10/28/2006 |
| Place |
Carlsbad, CA |
| Exposure
Data |
SII:Ha:OIII 60:90:60 mins @ -15C
SII 4x15, Ha 6x15, OIII 4x15 (bin 1x1) as RGB |
| Notes |
Astromart's Picture of the Day 6/2/2007
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|
Equipment |
| Optics |
Takahashi FSQ-106N Refractor |
| Focal
Length |
530mm @f/5 |
| Mount |
Celestron CGE |
| Camera |
SBIG ST-2000XM (KAI-2020M) |
| Focuser |
Robo-Focus |
| Filters |
CFW10A, Astrodon 6nm SII, Ha, OIII |
| Software |
MaxIm DL 4, RegiStar, Photoshop cs2 |
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and content copyright ©2008 Behyar Bakhshandeh. All rights
reserved.
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