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 |
|---|---|---|---|---|---|---|---|
| № 639 | N08 W10 | 04 | Hsx | 0060 | 02 | 253 | Alpha |
| № 640 | S09 W13 | 07 | Bxo | 0030 | 06 | 256 | Beta |
H-alpha plages without spots
No H-alpha plages without spots can be currently observed on the Sun's surface