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 |
|---|---|---|---|---|---|---|---|
| № 2685 | S11 E74 | 01 | hax | 0050 | 02 | 128 | alpha |
H-alpha plages without spots
No H-alpha plages without spots can be currently observed on the Sun's surface
Solar cycle progression
Average monthly sunspot number (SSN) from 1988, January to 2017, October. Gray background - average solar cycle.
