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Contains:  M 101, NGC 5457
Getting plate-solving status, please wait...
M101 Pinwheel Galaxy, 


M101 Pinwheel Galaxy

M101 Pinwheel Galaxy

Technical card

Resolution: 4540x3072

Dates:May 1, 2019May 2, 2019

Optolong L-Pro 1.25": 24x420" (gain: 90.00) -10C bin 1x1
IDAS LPS-D2: 38x420" (gain: 90.00) -10C bin 1x1

Integration: 7.2 hours

Darks: ~20

Flats: ~20

Flat darks: ~40

Bias: ~40

Avg. Moon age: 26.70 days

Avg. Moon phase: 8.98%

Bortle Dark-Sky Scale: 6.00 job: 2707095

RA center: 210.793 degrees

DEC center: 54.370 degrees

Pixel scale: 0.584 arcsec/pixel

Orientation: 129.639 degrees

Field radius: 0.444 degrees

Data source: Backyard


Unusually bad weather here got me to spend my time revisiting my PixInsight processing method. Luckily I have acquired enough data in the past couple of months to allow this and for some reason I can't stop going back and trying to perfect the result. I hope this is my last iteration of this data.



License: None (All rights reserved)

Sky plot

Sky plot


M101 Pinwheel Galaxy,