Sunspot 3415

Date
2023.08.24
Filters
540nm continuum filter and ND1.8 filter
Taken by
Martin

Additional information

Sunspot 3415 near the edge, revealing a complex structure, a penumbra, light bridges, surrounding faculae, and convection cells (essentially all the import white light phenomena). Equipment: 130mm f/7 apo, Baader Herschel wedge, Baader FFC Barlow at 3.5X, ZWO ASI 120MM-mini camera.