Hemisphere:  Northern  ·  Contains:  M 101  ·  NGC 5457  ·  NGC 5461  ·  NGC 5477
Getting plate-solving status, please wait...
M101 – Pinwheel Galaxy – Apr 2020 v1, 



    
        

            Martin Junius
M101 – Pinwheel Galaxy – Apr 2020 v1
Powered byPixInsight

M101 – Pinwheel Galaxy – Apr 2020 v1

Technical card

Imaging telescopes or lenses: Skywatcher Esprit 100ED APO Triplet

Imaging cameras: ZWO ASI 294MC Pro

Mounts: Skywatcher AZ EQ6 GT

Guiding telescopes or lenses: Skywatcher Esprit 100ED APO Triplet

Guiding cameras: Lodestar X2

Focal reducers: Skywatcher Esprit 100 F5.5 flattener

Software: Adobe Lightroom Classic CC  ·  Pleiades Astrophoto S.L. PixInsight 1.8 Ripley  ·  Astro Photography Tool - APT  ·  Starnet++  ·  PHD2 Guiding  ·  Cartes du Ciel

Filters: Optolong L-eNhance 2"  ·  Astronomik L 2


Dates:April 10, 2020April 13, 2020April 19, 2020April 20, 2020April 21, 2020April 22, 2020

Frames:
Astronomik L 2: 138x400" (gain: 60.00) -10C bin 1x1
Optolong L-eNhance 2": 45x900" (gain: 120.00) -10C bin 1x1

Integration: 26.6 hours

Darks: ~17

Flats: ~30

Flat darks: ~30

Avg. Moon age: 24.80 days

Avg. Moon phase: 29.47%

Bortle Dark-Sky Scale: 5.00

Mean SQM: 19.87

Temperature: 9.50


Basic astrometry details

Astrometry.net job: 3482186

RA center: 14h 3' 14"

DEC center: +54° 23' 31"

Pixel scale: 0.862 arcsec/pixel

Orientation: 181.286 degrees

Field radius: 0.691 degrees


Resolution: 4800x3200

Locations: Dellbrück, Köln, NW, Germany

Data source: Backyard

Description

Combined RGB with Astronomik L-2 and Ha with Optolong L-eNhance (R channel).
Severe calibration issues, but managed to salvage all the data.
Drizzle integration, approx. 50% crop.

Comments

Author

phtnnz
Martin Junius
License: Attribution-NonCommercial-NoDerivs Creative Commons
4091
Like

Sky plot

Sky plot

Histogram

M101 – Pinwheel Galaxy – Apr 2020 v1, 



    
        

            Martin Junius