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 |
|---|---|---|---|---|---|---|---|
| № 1912 | S21 W52 | 01 | Hsx | 0080 | 02 | 144 | Alpha |
| № 1916 | S12 W78 | 20 | Ekc | 0320 | 12 | 171 | Beta-Gamma |
| № 1917 | S15 E17 | 13 | Dai | 0210 | 07 | 075 | Beta |
| № 1918 | S09 E38 | 07 | Dao | 0160 | 05 | 054 | Beta |
| № 1919 | S06 W52 | 03 | Cro | 0020 | 04 | 145 | Beta |
| № 1920 | N12 E44 | 01 | Hax | 0090 | 02 | 048 | Alpha |
| № 1921 | N07 E50 | 02 | Hkx | 0350 | 04 | 042 | Alpha |
| № 1922 | N10 W32 | 08 | Dso | 0090 | 07 | 124 | Beta-Gamma |
| № 1923 | N18 E14 | 09 | Bxo | 0010 | 05 | 079 | Beta |
| № 1924 | S13 W59 | 02 | Cro | 0020 | 04 | 151 | Beta |
H-alpha plages without spots
No H-alpha plages without spots can be currently observed on the Sun's surface