Hemisphere:  Northern  ·  Constellation: Triangulum (Tri)  ·  Contains:  M 33  ·  NGC 595  ·  NGC 598  ·  NGC 604  ·  Triangulum Galaxy  ·  Triangulum Pinwheel
Messier 33, 



    
        

            Giuseppe Donatiello
Messier 33
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Messier 33

Acquisition type: Electronically-Assisted Astronomy (EAA, e.g. based on a live video feed)
Messier 33, 



    
        

            Giuseppe Donatiello
Messier 33
Powered byPixInsight

Messier 33

Acquisition type: Electronically-Assisted Astronomy (EAA, e.g. based on a live video feed)

Technical card

Software: Auriga Imaging RegiStar 1.0.9  ·  Corel PaintShop Pro X8


Dates:Sept. 30, 2018

Integration: 0

Avg. Moon age: 20.13 days

Avg. Moon phase: 70.83%


Basic astrometry details

Astrometry.net job: 3330382

RA center: 1h 33' 40"

DEC center: +30° 39' 50"

Pixel scale: 0.540 arcsec/pixel

Orientation: 359.825 degrees

Field radius: 0.677 degrees


Resolution: 5135x7418

Data source: Professional, scientific grade data

Description

Messier 33

Credit: Dss2/Giuseppe Donatiello, Tim Stone.

Composite Archive and amateur data

LRGB + H-α 656.3 nm, OIII 495.9 nm /500.7 nm, H-β 486.1 nm

>>> Please, watch (and navigate) in full resolution. You will notice several green points: they are planetary nebulae recognizable by the OIII emission.

(J2000) RA: 01h 33m 50.02s Dec: +30° 39′ 36.7″

Messier 33 is a spiral galaxy at 3 million light-years in Triangulum. It is catalogued also as NGC 598 and known as Triangulum Galaxy. The galaxy is the smallest spiral galaxy in the Local Group and it is believed to be a big satellite of the Andromeda Galaxy.

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Messier 33, 



    
        

            Giuseppe Donatiello