1. Forum
  2. Usenet
  3. UK.SCI.ASTRONOMY

  • CHALLENGE !! Can you count a number of sunspots on the attached image o

    From a a@21:1/5 to All on Thu Nov 3 10:57:16 2022
    Can you count a number of sunspots on the attached image of solar disc ?
    152 views
    Subscribe


    18:45 (8 minutes ago)
    to
    swc.nict.go.jp/en/trend/sunspot.html

    --- SoupGate-Win32 v1.05
    * Origin: fsxNet Usenet Gateway (21:1/5)