Hemisphere:  Northern  ·  Constellation: Perseus (Per)  ·  Contains:  Barbell Nebula  ·  Cork Nebula  ·  Little Dumbbell Nebula  ·  M 76  ·  NGC 650
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M76 Little Dumbbell Nebula in HOO palette, 



    
        

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M76 Little Dumbbell Nebula in HOO palette
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M76 Little Dumbbell Nebula in HOO palette

Getting plate-solving status, please wait...
M76 Little Dumbbell Nebula in HOO palette, 



    
        

            astronate
M76 Little Dumbbell Nebula in HOO palette
Powered byPixInsight

M76 Little Dumbbell Nebula in HOO palette

Technical card

Imaging telescopes or lenses: Celestron 9.25 SCT

Imaging cameras: ZWO ASI2600MM-Pro

Mounts: Orion Atlas AZ/EQ Pro

Guiding telescopes or lenses: Astromania 50 mm

Guiding cameras: ZWO ASI290MM mini

Focal reducers: Starizona SCT Corrector III - 0.63X

Software: Pleiades Astrophoto PixInsight

Filters: Astrodon Oiii 36mm 3nm  ·  Astrodon HA 36mm - 5nm Filter


Dates:Sept. 2, 2021Sept. 15, 2021

Frames:
Astrodon HA 36mm - 5nm Filter: 72x600" (12h) (gain: 200.00) -10C
Astrodon Oiii 36mm 3nm: 48x600" (8h) (gain: 200.00) -10C

Integration: 20h

Avg. Moon age: 17.09 days

Avg. Moon phase: 44.69%

Bortle Dark-Sky Scale: 7.00


Basic astrometry details

Astrometry.net job: 5062478

RA center: 01h42m20s.4

DEC center: +51°3419

Pixel scale: 0.497 arcsec/pixel

Orientation: 105.826 degrees

Field radius: 0.406 degrees


Resolution: 4741x3490

Data source: Backyard

Description

For this image I used a HOO palette.  I thought the stars were too big and had some elongation, so I re-stacked using only the subframes with small FWHM and lowEccentricity.  I used StarXterminator to remove the "bad" stars and put in the "better" ones.

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M76 Little Dumbbell Nebula in HOO palette, 



    
        

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