A new active region (AR2771) belonging to Cycle 25

A new active region (AR2771) belonging to Cycle 25 is forming in the southeast quadrant today and will be monitored. A…
Опубликовано SolarHam Среда, 12 августа 2020 г.
A new active region (AR2771) belonging to Cycle 25 is forming in the southeast quadrant today and will be monitored. A…
Опубликовано SolarHam Среда, 12 августа 2020 г.