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 |
|---|---|---|---|---|---|---|---|
| № 1917 | S15 W37 | 33 | Dkc | 0340 | 10 | 077 | Beta-Gamma |
| № 1918 | S10 W15 | 11 | Cao | 0170 | 06 | 055 | Beta-Gamma |
| № 1920 | N13 W07 | 03 | Hsx | 0050 | 02 | 047 | Alpha |
| № 1921 | N07 W03 | 09 | Hkx | 0400 | 07 | 043 | Alpha |
| № 1922 | N10 W84 | 02 | Cao | 0040 | 08 | 124 | Beta |
| № 1923 | N17 W37 | 10 | Cro | 0030 | 07 | 077 | Beta |
| № 1925 | S07 E28 | 03 | Hrx | 0020 | 02 | 012 | Alpha |
| № 1926 | N09 W14 | 07 | Bxo | 0010 | 06 | 054 | Beta |
H-alpha plages without spots
No H-alpha plages without spots can be currently observed on the Sun's surface