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


            Michael Mantini
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Crab Nebula M1 in Narrowband

Imaging telescopes or lenses: Edge HD 1100

Imaging cameras: Atik 460EX mono

Mounts: Orion Atlas Pro AZ/EQ-G

Guiding telescopes or lenses: Orion Thin Off-Axis Guider (TOAG)

Guiding cameras: Starlight Express Lodestar Autoguider X2

Focal reducers: Celestron 0.7x Focal Reducer-Flattner

Software: PixInsight 1.8 PI 1.8  ·  Photoshop CS6  ·  PHD Guiding 2 PHD 2.5  ·  Artemis capture

Filters: Astrodon 3nm H-Alpha Narrowband Filter  ·  Astrodon 3nm OIII Narrowband Filter

Accessory: Starlight Xpress USB Filter Wheel 7x1.25"

Dates:Nov. 23, 2016

Astrodon 3nm H-Alpha Narrowband Filter: 36x300" 5C bin 1x1
Astrodon 3nm OIII Narrowband Filter: 21x300" 5C bin 1x1
Astrodon 3nm SII Narrowband Filter: 10x300" 5C bin 1x1

Integration: 5.6 hours

Avg. Moon age: 24.14 days

Avg. Moon phase: 29.41%

Bortle Dark-Sky Scale: 5.00

Astrometry.net job: 1360406

RA center: 5h 34' 27"

DEC center: +22° 1' 23"

Pixel scale: 0.463 arcsec/pixel

Orientation: 128.676 degrees

Field radius: 0.204 degrees

Resolution: 2474x1996

Data source: Backyard


Used the SHO ("Hubble" Colors) palette, where SII=Red, Ha=Green, and SII-Blue


Sky plot

Sky plot


Crab Nebula M1 in Narrowband, 


            Michael Mantini