NGC 4559

Introduction | Map | My Own Photos | My Own Observations | References

On this page I collect my observations of the barred spiral galaxy NGC 4559 (Koi Fish Galaxy) in the constellation Coma Berenices.

 

Introduction

The barred spiral galaxy NGC 4559 (Koi Fish Galaxy) in the constellation Coma Berenices has large regions where new stars are born.

Nearby (2°), there is the irregular Needle Galaxy NGC 4565, one of the most prominent and famous edge-on spiral galaxies in the sky.

NGC 4559 (Koi Fish Galaxy)      NGC 4565 (Needle Galaxy)

Size: 10.7' x 4.4' (Wikipedia)
Distance: 37/29 million light years (Wikipedia)
Rating: ---

  Size: 13' x 1' / 15,8' × 2,1' (Stoyan/Wikipedia)
Distance: 44/57 million light years (Stoyan/Wikipedia)
Rating: * (Stoyan)

 

Map

The barred spiral galaxy NGC 4559 (Koi Fish Galaxy) in the constellation Coma Berenices (selected - and many other galaxies that are in the vicinity) (Image Courtesy of SkySafari Astronomy, www.simulationcurriculum.com)

 

My Own Photos

eVscope

         

NGC 4559 - Apr 21, 2020

 

NGC 4559 - May 21, 2020, processed

 

NGC 4559 - May 21, 2020, processed

   

NGC 4559 - Apr 21, 2020, processed

 

NGC 4559 - May 21, 2020, processed

 

NGC 4559 - May 21, 2020, processed

Vespera Pro

    

NGC 4559, May 19, 2025 - 2000p, 20:30 min

 

NGC 4559, May 19, 2025 - 1200p, section, 20:30 min

 

NGC 4559, May 19, 2025 - 1200p, section, 20:30 min, processed

 

NGC 4559, May 19, 2025 - 1200p, section 20:30 min, processed and denoised (PAI)

 

My Own Observations

Observations April 2020

Observations May 2025

 

References

On this Site