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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on October 3, 2011. Coordinates are given as of the end of the day.
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 1309 | N23 | E67 | 02 | 0080 | Beta | Oct 9, 2011 | Oct 16, 2011 | Oct 30, 2011 |
| № 1308 | S25 | E43 | 01 | 0030 | Alpha | Oct 7, 2011 | Oct 14, 2011 | Oct 28, 2011 |
| № 1307 | N15 | E22 | 05 | 0030 | Beta | Oct 6, 2011 | Oct 12, 2011 | Oct 26, 2011 |
| № 1306 | N15 | W06 | 01 | 0020 | Alpha | Oct 4, 2011 | Oct 10, 2011 | Oct 24, 2011 |
| № 1305 | N12 | W26 | 09 | 0190 | Beta-Gamma | Oct 2, 2011 | Oct 9, 2011 | Oct 22, 2011 |
| № 1302 | N16 | W55 | 14 | 0410 | Beta-Gamma-Delta | Sep 30, 2011 | Oct 7, 2011 | Oct 20, 2011 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1982 to October 2011. The gray background is the average SSN index.
