Cookie consent

AstroBin saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing AstroBin without changing the browser settings, you grant us permission to store that information on your device.

I agree
Contains:  NGC 5195, Whirlpool galaxy, M 51, NGC 5194, IC 4263
Getting plate-solving status, please wait...

M51 galaxy

Technical card

Imaging telescope or lens:Takahashi CCA250

Imaging camera:Nikon D810A

Mount:Skywatcher EQ8

Guiding telescope or lens:Takahashi GT-40

Guiding camera:Starlight Xpress Lodestar2

Software:PixInsight 1.8Adobe Photoship CC 2017FlatAidePro

Resolution: 3117x2091

Dates:March 8, 2019

Frames: 30x300" ISO1600

Integration: 2.5 hours

Avg. Moon age: 1.67 days

Avg. Moon phase: 3.11% job: 2575930

RA center: 202.475 degrees

DEC center: 47.199 degrees

Pixel scale: 0.989 arcsec/pixel

Orientation: 359.121 degrees

Field radius: 0.515 degrees

Locations: Arakine, Isumi-city, Chiba, Japan

Data source: Traveller


2017-3-8 CCA250 / QHY16200A
L 4 x 600s , 4 x 30s, R 3 x 300s, G 3 x 300s, B s x 300s

2017-01-13 CCA250 + Ex1.5 / NikonD810A
ISO800 21 x 600s

2012-03-14 Kenko SE200N / QSI583ws
L 10 x 600s, R 3 x 600s, G 2 x 600s, B 5 x 600s, Ha 2 x 600s

Total Exposure: 11h 17m



Toshiya Arai

Sky plot

Sky plot


M51 galaxy, 


            Toshiya Arai