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Contains:  NGC 6357
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Lobster Nebula - NGC 6357, 





    
        

            Delberson
Lobster Nebula - NGC 6357

Lobster Nebula - NGC 6357

Technical card

Resolution: 2190x1534

Dates:June 24, 2017

Frames:
Optolong Blue 1.25": 9x300" (gain: 174.00) -10C bin 1x1
Optolong Green 1.25": 6x300" (gain: 174.00) -10C bin 1x1
Optolong Lum 1.25": 48x300" (gain: 174.00) -10C bin 1x1
Optolong Red 1.25": 12x300" (gain: 174.00) -10C bin 1x1

Integration: 6.2 hours

Darks: ~10

Avg. Moon age: 0.45 days

Avg. Moon phase: 0.23%

Bortle Dark-Sky Scale: 4.00

Temperature: 17.00

Astrometry.net job: 1689446

RA center: 261.284 degrees

DEC center: -34.262 degrees

Pixel scale: 2.636 arcsec/pixel

Orientation: 30.380 degrees

Field radius: 0.979 degrees

Locations: Home observatory II, Silvânia, GO, Brazil

Description

Working in progress. I wish to do more luminance frames.

Comments

Author

starfall
Delberson
License: Attribution-NonCommercial-ShareAlike Creative Commons
3627
Like

Revisions

  • Lobster Nebula - NGC 6357, 





    
        

            Delberson
    Original
  • Lobster Nebula - NGC 6357, 





    
        

            Delberson
    B
  • Lobster Nebula - NGC 6357, 





    
        

            Delberson
    C
  • Final
    Lobster Nebula - NGC 6357, 





    
        

            Delberson
    D

B

I added more 32 luminance frames and made several processing improvements.

Sky plot

Sky plot

Histogram

Lobster Nebula - NGC 6357, 





    
        

            Delberson

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