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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 5, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1367 | S18 | E38 | 03 | 0000 | Beta | Dec 9, 2011 | Dec 16, 2011 | Dec 29, 2011 |
| № 1366 | N17 | E53 | 01 | 0080 | Alpha | Dec 10, 2011 | Dec 17, 2011 | Dec 30, 2011 |
| № 1365 | N20 | W10 | 12 | 0120 | Beta | Dec 5, 2011 | Dec 12, 2011 | Dec 26, 2011 |
| № 1364 | N18 | E10 | 01 | 0050 | Alpha | Dec 7, 2011 | Dec 13, 2011 | Dec 27, 2011 |
| № 1363 | S21 | E06 | 30 | 0430 | Beta-Gamma-Delta | Dec 6, 2011 | Dec 13, 2011 | Dec 27, 2011 |
| № 1362 | N08 | W16 | 17 | 0180 | Beta | Dec 5, 2011 | Dec 11, 2011 | Dec 25, 2011 |
| № 1361 | N19 | W56 | 07 | 0060 | Beta | Dec 2, 2011 | Dec 8, 2011 | Dec 22, 2011 |
| № 1358 | N20 | W80 | 03 | 0040 | Beta | Nov 30, 2011 | Dec 7, 2011 | Dec 20, 2011 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1982 to December 2011. The gray background is the average SSN index.
