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Solar activity in Ha and CaK from 21.02.2026

Pauli W.
4283174
Category:Sun
Published:
488
Solar activity in Ha and CaK from 21.02.2026
Resolution:
1080x1080 px
File size:
1555 KB

Photo description / processing

The Wolf number has reached a recent record low—only 17!

Technical information

Telescope/Lens
Acuter Elite Phoenix 40
Location
Москва, Юго-Западная, Россия
Date taken

Exposure

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