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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on November 20, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1356 | N14 | E81 | 01 | 0060 | Alpha | Nov 27, 2011 | Dec 4, 2011 | Dec 18, 2011 |
| № 1355 | N14 | E58 | 01 | 0090 | Alpha | Nov 25, 2011 | Dec 2, 2011 | Dec 16, 2011 |
| № 1354 | S17 | E44 | 12 | 0220 | Beta | Nov 24, 2011 | Dec 1, 2011 | Dec 15, 2011 |
| № 1353 | N07 | E44 | 01 | 0040 | Alpha | Nov 24, 2011 | Dec 1, 2011 | Dec 15, 2011 |
| № 1352 | S24 | E26 | 06 | 0110 | Beta | Nov 23, 2011 | Nov 30, 2011 | Dec 14, 2011 |
| № 1351 | S24 | W17 | 02 | 0010 | Alpha | Nov 20, 2011 | Nov 27, 2011 | Dec 11, 2011 |
| № 1350 | N25 | E03 | 04 | 0040 | Beta | Nov 21, 2011 | Nov 28, 2011 | Dec 12, 2011 |
| № 1349 | N15 | W67 | 02 | 0010 | Beta | Nov 16, 2011 | Nov 23, 2011 | Dec 6, 2011 |
| № 1347 | N06 | W37 | 03 | 0010 | Alpha | Nov 18, 2011 | Nov 25, 2011 | Dec 9, 2011 |
| № 1346 | S18 | W29 | 06 | 0060 | Alpha | Nov 19, 2011 | Nov 26, 2011 | Dec 9, 2011 |
| № 1343 | N27 | W87 | 01 | 0040 | Alpha | Nov 14, 2011 | Nov 21, 2011 | Dec 5, 2011 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1982 to November 2011. The gray background is the average SSN index.
