2777
2778
Beta
2779
Beta
47
47
  • Area = 10
  • Zurich = E
  • Penumbra = small symmetric (s) north to south diameter < 2.5
  • Leading = 5
  • NN = 10
48
48
  • Area = 7
  • Zurich = D
  • Penumbra = small symmetric (s) north to south diameter < 2.5
  • Leading = 4
  • NN = 7

Catania sunspot groups
2020-10-30 08:00:00
NOAA AR/sunspot
NOAA Halpha plage
NOAA expected region
2020-10-30 00:30:00
PROBA2/SWAP 17.4nm
2020-10-30T18:01:03.039