Hemisphere:  Northern  ·  Constellation: Taurus (Tau)  ·  Contains:  Crab nebula  ·  M 1  ·  M1  ·  NGC 1952  ·  Sh2-244
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M1, Crab Nebula, in HO-RGB (crop), 


            Patrick Hsieh
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M1, Crab Nebula, in HO-RGB (crop)

Imaging telescopes or lenses: Celestron C11 Edge HD

Imaging cameras: ZWO ASI6200MM-PRO

Mounts: Astro-Physics 1100GTO-AE

Software: Photoshop CS6  ·  Pleiades Astrophoto Pixinsight 1.8

Filters: Chroma 3nm Ha, Oiii, Sii  ·  LRGB

Dates:Feb. 5, 2021

Frames: 53x900"

Integration: 13.2 hours

Avg. Moon age: 22.96 days

Avg. Moon phase: 41.45%

Astrometry.net job: 4208472

RA center: 5h 34' 31"

DEC center: +22° 0' 53"

Pixel scale: 0.286 arcsec/pixel

Orientation: -4.208 degrees

Field radius: 0.243 degrees

Resolution: 5088x3379

Locations: Mojave Preserve, Baker, CA, United States

Data source: Traveller


Crop of HO-RGB composition of M1, the Crab Nebula in Taurus.
Ha 13 x 900s, Oiii 8 x 900s, RGB 30 x 240s each
ASI6200MM, gain 100, offset 50 @ -10C
Thanks for looking!


Sky plot

Sky plot


M1, Crab Nebula, in HO-RGB (crop), 


            Patrick Hsieh