Total number of A-spots registered: 158 we show here from pos 0 to pos 20
Stefano Zottele -
S-Spots Data from Jan Alvested Solen info
Position data from Agostino Frosini - Agopax.it Images: Jan Alvested from Solen.info AND Courtesy of NASA/SDO and the AIA, EVE, and HMI science teams.