Hemisphere:  Northern  ·  Contains:  Bode's Galaxy  ·  Cigar Galaxy  ·  M 81  ·  M 82  ·  NGC 3031  ·  NGC 3034  ·  NGC 3077
M81, 82 and IFN, 



    
        

            Maxime Tessier
M81, 82 and IFN
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M81, 82 and IFN

Technical card

Imaging telescopes or lenses: William Optics FLT 98 Triplet APO

Imaging cameras: Atik 383L+

Guiding telescopes or lenses: Starlight Xpress OAG

Focal reducers: William Optics 0.8x Flattener IV

Software: Software Bisque The Sky X Pro  ·  PHD guiding phd-guiding  ·  Pixinsight 1.8  ·  Adobe Photoshop CC 2015

Filters: Baader B 2"  ·  Baader G 2"  ·  Baader L 2''  ·  Baader R 2"

Accessory: Starlight Xpress SX USB Filter Wheel 5 x 2"  ·  UsbFocus Controller and robofocus motor


Dates:Feb. 28, 2019March 1, 2019

Frames:
Baader B 2": 18x300" -20C bin 1x1
Baader G 2": 18x300" -20C bin 1x1
Baader L 2'': 228x300" -20C bin 1x1
Baader R 2": 18x300" -20C bin 1x1

Integration: 23.5 hours

Darks: ~20

Flats: ~7

Bias: ~300

Avg. Moon age: 24.47 days

Avg. Moon phase: 26.43%

Bortle Dark-Sky Scale: 4.00

Mean FWHM: 2.50


Basic astrometry details

Astrometry.net job: 3504988

RA center: 9h 57' 45"

DEC center: +69° 14' 13"

Pixel scale: 2.416 arcsec/pixel

Orientation: 177.705 degrees

Field radius: 1.257 degrees


Resolution: 3000x2244

Locations: Argelliers A.L.B.E Observatory, Argelliers, Hérault, France

Data source: Backyard

Description

Very bad conditions for this image.

Comments

Author

astrophotons34
Maxime Tessier
License: None (All rights reserved)
1680
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Revisions

    M81, 82 and IFN, 



    
        

            Maxime Tessier
    Original
  • Final
    M81, 82 and IFN, 



    
        

            Maxime Tessier
    C

Sky plot

Sky plot

Histogram

M81, 82 and IFN, 



    
        

            Maxime Tessier