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 |
|---|---|---|---|---|---|---|---|
| № 544 | N08 W57 | 03 | bxo | 0010 | 06 | 252 | beta |
| № 543 | S16 W72 | 01 | hsx | 0020 | 01 | 267 | alpha |
| № 542 | N09 W71 | 03 | cso | 0040 | 04 | 266 | beta |
| № 540 | S15 W91 | 01 | hsx | 0060 | 01 | 286 | 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 1975, January to 2004, January. Gray background - average solar cycle.
