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Contains:  Sh2-261
Getting plate-solving status, please wait...
SH 2-261, Lower's Nebula, 



    
        

            Madratter
Powered byPixInsight

SH 2-261, Lower's Nebula

Technical card


Dates:Feb. 2, 2020Feb. 7, 2020Feb. 8, 2020

Frames:
Baader Blue 36mm: 9x300" -20C bin 1x1
Baader Green 36mm: 10x300" -20C bin 1x1
Baader Ha 36mm 7nm: 41x600" -20C bin 1x1

Integration: 8.4 hours

Avg. Moon age: 11.46 days

Avg. Moon phase: 82.91%

Bortle Dark-Sky Scale: 4.00


Astrometry.net job: 3235037

RA center: 6h 9' 0"

DEC center: +15° 46' 33"

Pixel scale: 0.931 arcsec/pixel

Orientation: 179.847 degrees

Field radius: 0.528 degrees


Resolution: 3244x2478

Data source: Backyard

Description

While this is normally designated as SH 2-261 or Lower's Nebula, to me it resembles a Giant Clam.

Comments

Author

Madratter
Madratter
License: None (All rights reserved)
1882
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Revisions

  • SH 2-261, Lower's Nebula, 



    
        

            Madratter
    Original
  • Final
    SH 2-261, Lower's Nebula, 



    
        

            Madratter
    B

B

Description: This was an experiment using the Ha I collected as both the luminosity layer and the R layer so instead of L(RGB) it is Ha(HaGB). Using photometricColorCalibration in PixInsight, you can still recover the star colors doing this. I'm very pleased with how this turned out.

Sky plot

Sky plot

Histogram

SH 2-261, Lower's Nebula, 



    
        

            Madratter