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Contains:  Bubble nebula, NGC 7635
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The Bubble Nebula (NGC 7635), 





    
        

            JMDean
The Bubble Nebula (NGC 7635)

The Bubble Nebula (NGC 7635)

Technical card

Resolution: 1623x2230

Dates:Dec. 1, 2016

Frames: 30x1200"

Integration: 10.0 hours

Avg. Moon age: 1.79 days

Avg. Moon phase: 3.57%

Astrometry.net job: 1371267

RA center: 350.171 degrees

DEC center: 61.178 degrees

Pixel scale: 1.433 arcsec/pixel

Orientation: 91.178 degrees

Field radius: 0.549 degrees

Locations: back garden, Catel, Guernsey

Description

I couldn't decide on the colour palette, so here are 4 versions:

1. Standard SHO Hubble - green capped
2. R=(0.5*SII)+(0.5*Ha); G=(0.15*Ha)+(0.85*OIII); B=OIII
3. CFHT = HOS
4. Reverse Hubble OHS - green capped

Images collected were 20 minute exposures:

SII = 10
OIII = 12
Ha = 8

Comments

Author

JMDean
JMDean
License: None (All rights reserved)
1210
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Revisions

  • The Bubble Nebula (NGC 7635), 





    
        

            JMDean
    Original
  • The Bubble Nebula (NGC 7635), 





    
        

            JMDean
    B
  • The Bubble Nebula (NGC 7635), 





    
        

            JMDean
    C
  • Final
    The Bubble Nebula (NGC 7635), 





    
        

            JMDean
    D

Sky plot

Sky plot

Histogram

The Bubble Nebula (NGC 7635), 





    
        

            JMDean