Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5457  ·  NGC 5461  ·  NGC 5477
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M101 Pinwheel Galaxy, 



    
        

            Matt Baker
M101 Pinwheel Galaxy
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M101 Pinwheel Galaxy

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



    
        

            Matt Baker
M101 Pinwheel Galaxy
Powered byPixInsight

M101 Pinwheel Galaxy

Technical card

Imaging telescopes or lenses: TS Optics TS Photoline 90mm f6,6 Triplet FPL53 Apo CF

Imaging cameras: ZWO ASI 1600MM Pro

Mounts: Skywatcher HEQ5 Pro (belt mod.)

Guiding cameras: QHYCCD 5L ll M

Focal reducers: TS Optics Photoline 0,79x 2 inch

Software: PixInsight 1.8

Accessory: ZWO EFW 31mm 8 positions


Dates:April 6, 2021

Frames:
ZWO Ha 31mm 7nm: 31x300" (2h 35') (gain: 200.00) bin 1x1
ZWO L 31mm: 229x90" (5h 43' 30") (gain: 76.00) -15C bin 1x1
ZWO RGB 31mm: 60x180" (3h) (gain: 76.00) -15C bin 1x1

Integration: 11h 18' 30"

Avg. Moon age: 24.25 days

Avg. Moon phase: 28.37%

Bortle Dark-Sky Scale: 5.00


Basic astrometry details

Astrometry.net job: 4448609

RA center: 14h 3' 4"

DEC center: +54° 25' 26"

Pixel scale: 1.611 arcsec/pixel

Orientation: 10.846 degrees

Field radius: 0.754 degrees


Resolution: 2892x1735

Data source: Backyard

Description

Only 3 Hours of RGB at the moment, no luminance or Ha added. Happy with current result, just need more clear nights to gather plenty of luminance as it's a tad noisy.

Comments

Revisions

  • M101 Pinwheel Galaxy, 



    
        

            Matt Baker
    Original
  • M101 Pinwheel Galaxy, 



    
        

            Matt Baker
    B
  • M101 Pinwheel Galaxy, 



    
        

            Matt Baker
    E
  • M101 Pinwheel Galaxy, 



    
        

            Matt Baker
    F
  • M101 Pinwheel Galaxy, 



    
        

            Matt Baker
    H
  • Final
    M101 Pinwheel Galaxy, 



    
        

            Matt Baker
    I

B

Description: Wider crop and added 3 hours of L

Uploaded: ...

E

Description: Reprocess and added 2.5 hours of Ha

Uploaded: ...

F

Description: Tighter Crop

Uploaded: ...

H

Description: More effective noise reduction

Uploaded: ...

I

Description: Another complete reprocess

Uploaded: ...

Sky plot

Sky plot

Histogram

M101 Pinwheel Galaxy, 



    
        

            Matt Baker

In these public groups

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