Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5451  ·  NGC 5455  ·  NGC 5457  ·  NGC 5461  ·  NGC 5471
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M101 Pinwheel Galaxy in SHORGB, 



    
        

            Cyrill Durrer
M101 Pinwheel Galaxy in SHORGB
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M101 Pinwheel Galaxy in SHORGB

Getting plate-solving status, please wait...
M101 Pinwheel Galaxy in SHORGB, 



    
        

            Cyrill Durrer
M101 Pinwheel Galaxy in SHORGB
Powered byPixInsight

M101 Pinwheel Galaxy in SHORGB

Acquisition details

Dates:
Feb. 14, 2022 ·  March 1, 2022 ·  March 13, 2022
Frames:
Antlia 3nm Narrowband H-alpha: 10×600(1h 40′) (gain: 200.00) bin 1×1
Antlia 3nm Narrowband Sulfur II: 10×600(1h 40′) (gain: 200.00)
Chroma OIII 3nm Bandpass: 10×600(1h 40′) (gain: 200.00)
RGB: 40×300(3h 20′) bin 1×1
RGB: 80×300(6h 40′) (gain: 100.00) bin 1×1
Integration:
15h
Avg. Moon age:
17.00 days
Avg. Moon phase:
58.17%

Basic astrometry details

Astrometry.net job: 5586059

RA center: 14h03m16s.1

DEC center: +54°2334

Pixel scale: 0.324 arcsec/pixel

Orientation: 272.427 degrees

Field radius: 0.319 degrees

Resolution: 5292x4736

File size: 12.8 MB

Locations: Gartensternwarte, Lommis, TG, Switzerland

Data source: Backyard

Description

This object is a joint venture between my APO140 and Celestron EdgeHD 9.25. RGB is captured with the C9 and ASI2600MM while HSO is captured with APO140 and ASI294MM.
I must say, this object is far more complex to process then I thought.

Comments

Sky plot

Sky plot

Histogram

M101 Pinwheel Galaxy in SHORGB, 



    
        

            Cyrill Durrer