Sunspot numbers derived from individual drawings are shown below in the form of a colour table from blue through to red via green and yellow. A sunspot number of 0 is , a sunspot number of 50 is , a sunspot number of 100 is , a sunspot number of 150 is while a sunspot number of 200 or more is . The numbers are given for each solar rotation so that active longitudes can be identified. Dates can be seen by placing the mouse icon over each coloured square.

2014

2015

2016

2017

Cycles 23 & 24

 

 

 

 

 

 

 

Rotation

                                                       

2186





















2187

























2188


























2189




























2190




























2191




























2192

























2193
























2194


 









 

   





 
     

2195


 
 
   
 
 
       




       
   

2196

       

 


     

   

   
   
 

2197



           

     
       

               

2198

                                                       

Page created on 24 January 2016.