Active areas
Sunspots and active regions
By the end of the day, the following active regions with sunspots could be observed on the Sun's surface
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 1322 | S27 | W51 | 04 | 0010 | Beta | Oct 13, 2011 | Oct 20, 2011 | Nov 3, 2011 |
| № 1321 | N13 | E52 | 02 | 0010 | Beta | Oct 21, 2011 | Oct 28, 2011 | Nov 10, 2011 |
| № 1320 | S21 | W65 | 04 | 0010 | Alpha | Oct 12, 2011 | Oct 19, 2011 | Nov 2, 2011 |
| № 1319 | N11 | E01 | 30 | 0240 | Beta | Oct 17, 2011 | Oct 24, 2011 | Nov 6, 2011 |
| № 1318 | N25 | W46 | 04 | 0020 | Beta | Oct 13, 2011 | Oct 20, 2011 | Nov 3, 2011 |
| № 1317 | S26 | E15 | 01 | 0080 | Alpha | Oct 18, 2011 | Oct 25, 2011 | Nov 8, 2011 |
| № 1316 | S12 | E03 | 11 | 0340 | Beta | Oct 17, 2011 | Oct 24, 2011 | Nov 7, 2011 |
| № 1314 | N28 | W04 | 04 | 0330 | Beta | Oct 17, 2011 | Oct 24, 2011 | Nov 7, 2011 |
| № 1313 | S16 | W64 | 05 | 0070 | Beta | Oct 12, 2011 | Oct 19, 2011 | Nov 2, 2011 |
| № 1312 | N23 | W68 | 01 | 0180 | Alpha | Oct 12, 2011 | Oct 19, 2011 | Nov 2, 2011 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1982, January to 2011, October. Gray background - average solar cycle.
