Hemisphere:  Northern  ·  Contains:  Bode's galaxy  ·  Bode's nebulae  ·  Cigar galaxy  ·  M 81  ·  M 82  ·  M81  ·  M82  ·  NGC 3031  ·  NGC 3034
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M 81 and M 82 Ha + LRGB first test, 



    
        

            Paul Muskee
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M 81 and M 82 Ha + LRGB first test

Imaging telescopes or lenses: William Optics FLT 132 Triplet APO

Imaging cameras: ZWO ASI 1600MM Cooled Pro

Mounts: Mesu Optics Mesu-Mount 200

Guiding telescopes or lenses: William Optics 50/200 GuideScope

Guiding cameras: Starlight Xpress Lodestar Autoguider X2

Focal reducers: Riccardi Reducer 0,75x

Software: Ripley PixInsight 1.8  ·  PHD2 Guiding Software  ·  Photoshop CC  ·  Astro Photography Tool  ·  Cartes du Ciel  ·  SharpCap 3.X Pro  ·  Sidereal Technology SiTechExe

Filters: Baader G Filter - 50mm  ·  Baader L Filter - 50mm  ·  Baader B Filter - 50mm  ·  Baader R Filter - 50mm  ·  Astrodon H-Alpha Filter - 3nm - 50mm

Accessory: Starlight Instruments Focus Boss II  ·  Starlight Xpress USB Maxi Filter Wheel 9x  ·  QHYCCD PoleMaster


Dates:Jan. 20, 2019Jan. 21, 2019

Frames:
Baader B Filter - 50mm: 37x120" -20C bin 1x1
Baader G Filter - 50mm: 35x120" -20C bin 1x1
Astrodon H-Alpha Filter - 3nm - 50mm: 65x200" (gain: 139.00) -20C bin 1x1
Baader L Filter - 50mm: 122x90" (gain: 10.00) -20C bin 1x1
Baader R Filter - 50mm: 34x120" -20C bin 1x1

Integration: 10.2 hours

Avg. Moon age: 14.51 days

Avg. Moon phase: 99.54%

Bortle Dark-Sky Scale: 3.00


Astrometry.net job: 2483698

RA center: 9h 55' 32"

DEC center: +69° 16' 55"

Pixel scale: 1.143 arcsec/pixel

Orientation: -123.816 degrees

Field radius: 0.804 degrees


Resolution: 3208x3916

Locations: Lingemeer (backyard @ home), Lienden, Gelderland, Netherlands

Data source: Backyard

Description

So I found a way to combine the Ha with the LRGB stack. Only the whole image got a bit of a red glow now but will work on that. Looking like a good base to improve on anyways!

Update: fixed the red flow by redoing color calibration.

Comments

Author

pmuskee
Paul Muskee
License: None (All rights reserved)
1351
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Revisions

  • M 81 and M 82 Ha + LRGB first test, 



    
        

            Paul Muskee
    Original
  • Final
    M 81 and M 82 Ha + LRGB first test, 



    
        

            Paul Muskee
    B

B

Description: fixed red glow, needed to do color calibration again after adding Ha data

Sky plot

Sky plot

Histogram

M 81 and M 82 Ha + LRGB first test, 



    
        

            Paul Muskee