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Contains:  Crab nebula, M 1, NGC 1952
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M1 Crab (23hrs), 


M1 Crab (23hrs)
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M1 Crab (23hrs)

Technical card

Dates:Dec. 5, 2019

Frames: 466x180"

Integration: 23.3 hours

Avg. Moon age: 8.46 days

Avg. Moon phase: 61.32%

Basic astrometry details job: 3155891

RA center: 5h 34' 33"

DEC center: +22° 0' 36"

Pixel scale: 1.105 arcsec/pixel

Orientation: 91.491 degrees

Field radius: 0.307 degrees

Resolution: 1585x1222

Locations: Backyard, Houston, Texas, United States

Data source: Backyard


I got a little obsessed with the Crab in early December and imaged it for 4 nights straight. I combined that data with an earlier session in November for a total of 23hrs of integration time, mostly 3minute subs.

I split the Ha and Oiii channels in APP and recombined them in Photoshop.



License: None (All rights reserved)

Sky plot

Sky plot


M1 Crab (23hrs),