Hemisphere:  Northern  ·  Constellation: Taurus (Tau)  ·  Contains:  Crab nebula  ·  M 1  ·  NGC 1952

Image of the day 12/14/2012

M-1, The Crab Nebula, 


            Ray Morris
M-1, The Crab Nebula
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M-1, The Crab Nebula

Technical card

Imaging telescopes or lenses: Celestron SC 8

Imaging cameras: Canon EOS 1000D / Rebel XS

Mounts: CGEM

Guiding telescopes or lenses: Orion 80mm Short Tube

Guiding cameras: Celestron NexGuide

Focal reducers: Celestron f/6.3

Software: photoshop  ·  DeepSkyStacker  ·  Binary Rivers Backyard EOS

Filters: Baader Planetarium UHC-S/L-Booster visual/photographic 2"

Dates:Dec. 12, 2012

Frames:Baader Planetarium UHC-S/L-Booster visual/photographic 2": 32x300" ISO1600

Integration: 2.7 hours

Darks: ~10

Bias: ~10

Avg. Moon age: 28.53 days

Avg. Moon phase: 1.13%

Bortle Dark-Sky Scale: 5.00

Basic astrometry details

Astrometry.net job: 96875

RA center: 5h 34' 34"

DEC center: +22° 1' 51"

Pixel scale: 1.170 arcsec/pixel

Orientation: 99.028 degrees

Field radius: 0.279 degrees

Resolution: 1435x941

Locations: Douglas Springs Trailhead, Tucson, AZ, Tucson, Arizona, United States


Taken under Mildly light polutted skies.



  • Final
    M-1, The Crab Nebula, 


            Ray Morris
    M-1, The Crab Nebula, 


            Ray Morris
    M-1, The Crab Nebula, 


            Ray Morris

Sky plot

Sky plot


M-1, The Crab Nebula, 


            Ray Morris