Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Cigar Galaxy  ·  Cigar galaxy  ·  M 82  ·  M82  ·  NGC 3034
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m82 (cigar galaxy) HaL_HaR_GB, 



    
        

            *philippe Gilberton
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m82 (cigar galaxy) HaL_HaR_GB

Imaging telescopes or lenses: Celestron C8 Celestar

Imaging cameras: ZWO ASI 1600MM Cooled Pro

Mounts: Sky-Watcher skywatcher AZ-EQ5 PRO

Guiding telescopes or lenses: Pentax 300 mm f/4.0

Guiding cameras: zwo ASI 120 MMs

Focal reducers: celestron 0.63 reducer

Software: ProDigital Software Astronomy Tools  ·  Adobe photoshop cs6  ·  Russell Croman GradientXTerminator  ·  PHD2 PHD 2.6.5  ·  DeepSkyStacker 4.1.1

Filters: Hutech IDAS LPS D1  ·  Astronomik Halpha - 12 nm  ·  zwo RGB filter set

Accessory: zwo filter wheel 1.25", 5 slot, manual


Dates:March 26, 2019May 7, 2019March 27, 2020March 28, 2020

Frames:
Astronomik Ha 1.25" 12nm: 12x300" (gain: 139.00) -30C bin 1x1
Astronomik Ha 1.25" 12nm: 30x180" (gain: 139.00) -31C bin 1x1
Astronomik Ha 1.25" 12nm: 80x60" (gain: 139.00) -31C bin 1x1
Hutech IDAS LPS D1: 6x180" (gain: 139.00) -32C bin 1x1
Hutech IDAS LPS D1: 20x60" (gain: 139.00) -32C bin 1x1
ZWO LRGB Filter-Set 1.25": 15x180" (gain: 139.00) -32C bin 1x1

Integration: 5.2 hours

Darks: ~20

Flats: ~20

Avg. Moon age: 7.40 days

Avg. Moon phase: 24.25%

Bortle Dark-Sky Scale: 4.00

Mean SQM: 19.00

Mean FWHM: 5.67

Temperature: 5.00


Astrometry.net job: 4186278

RA center: 9h 55' 56"

DEC center: +69° 42' 39"

Pixel scale: 0.558 arcsec/pixel

Orientation: 2.046 degrees

Field radius: 0.307 degrees


Resolution: 3219x2299

Locations: backyard, Gévezé, Bretagne, Ille et Vilaine, France

Data source: Backyard

Description

M82 captured in LHaRGB and processed Ha_superlum_HaR_GB layers. Superlum is a mixer of true Luminance and synthetic luminance layers.

Comments

Revisions

  • m82 (cigar galaxy) HaL_HaR_GB, 



    
        

            *philippe Gilberton
    Original
  • m82 (cigar galaxy) HaL_HaR_GB, 



    
        

            *philippe Gilberton
    E
  • m82 (cigar galaxy) HaL_HaR_GB, 



    
        

            *philippe Gilberton
    F
  • Final
    m82 (cigar galaxy) HaL_HaR_GB, 



    
        

            *philippe Gilberton
    G

E

Description: reprocessed with Pixinsight

Uploaded: ...

F

Description: enhanced stars

Uploaded: ...

G

Description: reprocessed version mostly enhanced in the core thanks to better noise, MLT and mask management with PI

Uploaded: ...

Sky plot

Sky plot

Histogram

m82 (cigar galaxy) HaL_HaR_GB, 



    
        

            *philippe Gilberton