M 53

About image 

M53 is a globular cluster in the Coma Berenices: its apparent diameter is 12.6' and its magnitude is 7.6.
It is one of the farthest globular clusters from us, being about 58,000 light years from the Solar System and 60,000 light years from the galactic center: its linear extent is 150 light years
(info from Wikipedia)

Technical data
Optic         GSO RC12 Truss - Aperture 304mm, focal lenght 2432mm, f/8
Mount       10Micron GM2000 HPSII
Camera        ZWO ASI 2600 MM Pro with filter wheel 7 positions
Filters        Astrodon Gen2 E-Serie Tru-Balance 50mm unmounted RGB  
Guiding system   ZWO OAG-L with guide camera ASI 174MM Mini
Exposure details   L 44x60" bin3 -15C 

         R 18x60" bin3 -15C
            G 18x60" bin3 -15C
         B 18x60" bin3 -15C
Total integration  1h38'
Acquisition      Voyager, PHD2
Processing      Pixinsight 1.8, Photoshop CS5, NoiseXTerminator
SQM-L       19.8    
Location       Promiod (Aosta Valley, Italy), own remote observatory
Date           20 February/5 March 2023


© Roberto Marinoni 2019 - All rights reserved