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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on November 21, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1357 | N17 | W18 | 05 | 0020 | Beta | Nov 21, 2011 | Nov 27, 2011 | Dec 11, 2011 |
| № 1356 | N14 | E63 | 01 | 0110 | Alpha | Nov 27, 2011 | Dec 4, 2011 | Dec 17, 2011 |
| № 1355 | N14 | E44 | 01 | 0090 | Alpha | Nov 25, 2011 | Dec 2, 2011 | Dec 16, 2011 |
| № 1354 | S17 | E30 | 12 | 0220 | Beta-Gamma | Nov 24, 2011 | Dec 1, 2011 | Dec 15, 2011 |
| № 1353 | N07 | E32 | 02 | 0020 | Alpha | Nov 24, 2011 | Dec 1, 2011 | Dec 15, 2011 |
| № 1352 | S25 | E15 | 07 | 0120 | Beta | Nov 23, 2011 | Nov 30, 2011 | Dec 14, 2011 |
| № 1346 | S18 | W44 | 03 | 0040 | Beta | Nov 19, 2011 | Nov 26, 2011 | Dec 9, 2011 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1982 to November 2011. The gray background is the average SSN index.
