Active areas
Sunspots and active regions
Group number | Sunspots Location on the Sun | The number of spots in the group | The classification by the Zurich's modified system | Area (millions of shares of the solar hemisphere) | Group length (in degrees) | Carrington Longitude (in degrees) | Group's magnet type |
---|---|---|---|---|---|---|---|
№ 2664 | N18 W71 | 01 | Hsx | 0020 | 01 | 313 | Alpha |
H-alpha plages without spots
No H-alpha plages without spots can be currently observed on the Sun's surface