Messier 101 (M 101)

Introduction | Map | My Best Own Photos | My Own Observations | References || Appendix: My Own Photos

On this page I collect my observations of the spiral galaxy M 101 (Pinwheel Galaxy) in the constellation Ursa Major.

 

Introduction

The spiral galaxy M 101 (Pinwheel Galaxy) in the constellation Ursa Major is seen face-on, similar to M 99 and M 100, but much larger than both; quite impressive in the eVscope. In the Vespera, you can also see the dwarf spiral galaxy NGC 5474.

Size: 18' x 11' (Stoyan)
Distance: 25 million light years
Rating: ** (Stoyan)

 

Map

The spiral galaxy M 101 (Pinwheel Galaxy) in the constellation Ursa Major (Image Courtesy of SkySafari Astronomy, www.simulationcurriculum.com)

 

My Best Own Photos

eVscope

         

M 101 - Jun 11, 2020

 

M 101 - Sep 8, 2020

 

M 101 - Sep 8, 2020

   

M 101 - Jun 11, 2020, photo on top processed

 

M 101 - Sep 8, 2020, photo on top processed

 

M 101 - Sep 8, 2020, photo on top processed

   

M 101 - Mar 6, 2021

 

M 101 - Mar 6, 2021

 

M 101 - Mar 6, 2021

   

M 101 - Mar 6, 2021, photo on top processed

 

M 101 - Mar 6, 2021, photo on top processed

 

M 101 - Mar 6, 2021, photo on top processed

     

M 101 - May 30, 2021

 

M 101 - May 30, 2021, photo left processed

   

eVscope 2 (3)

    

M 101 - Aug 22, 2022

 

M 101 - Aug 22, 2022, photo left processed

Vespera

   

M 101, 29.7.2022 - original (82 frames = 820 seconds)

 

M 101, 7.8.2022 - original (191 frames = 1910 seconds)

Spiralgalaxy NGC 5474 to the left

 

My Own Observations

Observations March to September 2020

Observations March to May 2021

Observations July to September 2021

Observations April 2022

Observations July/August 2022

 

References

On this Site


Appendix: My Own Photos

eVscope

         

M 101 - Mar 15, 2020

 

M 101 - Mar 23, 2020

 

M 101 - Mar 25, 2020

         

M 101 - Mar 15, 2020, photo on top processed

 

M 101 - Mar 23, 2020, photo on top processed

 

M 101 - Mar 25, 2020, photo on top processed

   

M 101 - Apr 19, 2020, fuzzy, processed

 

M 101 - Apr 21, 2020

 

M 101 - Apr 21, 2020, photo left processed

   

M 101 - Apr 22, 2020

 

M 101 - May 5, 2020

 

M 101 - Jun 11, 2020

   

M 101 - Apr 22, 2020, photo on top processed

 

M 101 - May 5, 2020, photo on top processed

 

M 101 - Jun 11, 2020, photo on top processed

   

M 101 - Jun 12, 2020

 

M 101 - Jul 3, 2020, sky too bright

 

M 101 - Jul 9, 2020, poor conditions

   

M 101 - Jun 12, 2020, photo on top processed

 

M 101 - Jul 3, 2020, photo on top processed

 

M 101 - Jul 9, 2020, photo on top processed

   

M 101 - Jul 9, 2020

 

M 101 - Aug 8, 2020, poor conditions

 

M 101 - Aug 19, 2020

   

M 101 - Jul 9, 2020, photo on top processed

 

M 101 - Aug 8, 2020, photo on top processed

 

M 101 - Aug 19, 2020, photo on top processed

   

M 101 - Aug 19, 2020

 

M 101 - Sep 8, 2020

 

M 101 - Sep 8, 2020

   

M 101 - Aug 19, 2020, photo on top processed

 

M 101 - Sep 8, 2020, photo on top processed

 

M 101 - Sep 8, 2020, photo on top processed

   

M 101 - Mar 6, 2021

 

M 101 - Mar 6, 2021

 

M 101 - Mar 6, 2021

   

M 101 - Mar 6, 2021, photo on top processed

 

M 101 - Mar 6, 2021, photo on top processed

 

M 101 - Mar 6, 2021, photo on top processed

   

M 101 - May 30, 2021

 

M 101 - July 18, 2021

 

M 101 - July 29, 2021

   

M 101 - May 30, 2021, photo on top processed

 

M 101 - July 18, 2021, photo on top processed

 

M 101 - July 29, 2021, photo on top processed

     

M 101 - Aug 20, 2021

 

M 101 - Aug 20, 2021, photo left processed

   
     

M 101 - Sep 8, 2021

 

M 101 - Sep 8, 2021, photo left processed

   

eVscope 2

         

M 101 - Apr 9, 2022

 

M 101 - Apr 10, 2022

 

M 101 - Apr 17, 2022

      

M 101 - Apr 9, 2022, photo on top processed

 

M 101 - Apr 10, 2022, photo on top processed

 

M 101 - Apr 17, 2022, photo on top processed

eVscope 2 (3)

    

M 101 - Aug 22, 2022

 

M 101 - Aug 22, 2022, photo left processed

Vespera

    

M 101, 29.7.2022 - original (82 frames = 820 seconds)

 

M 101, 7.8.2022 - original (191 frames = 1910 seconds)

Spiralgalaxy NGC 5474 to the left