Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 6, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1369 | N22 | E45 | 04 | 0020 | Beta | Dec 10, 2011 | Dec 17, 2011 | Dec 31, 2011 |
| № 1368 | S18 | E60 | 05 | 0020 | Beta | Dec 11, 2011 | Dec 18, 2011 | Jan 1, 2012 |
| № 1367 | S18 | E24 | 04 | 0015 | Beta | Dec 9, 2011 | Dec 16, 2011 | Dec 29, 2011 |
| № 1366 | N18 | E40 | 01 | 0070 | Alpha | Dec 10, 2011 | Dec 17, 2011 | Dec 30, 2011 |
| № 1365 | N19 | W24 | 16 | 0110 | Beta | Dec 5, 2011 | Dec 12, 2011 | Dec 26, 2011 |
| № 1364 | N18 | W03 | 01 | 0060 | Alpha | Dec 7, 2011 | Dec 13, 2011 | Dec 27, 2011 |
| № 1363 | S21 | W07 | 35 | 0620 | Beta-Gamma | Dec 6, 2011 | Dec 13, 2011 | Dec 27, 2011 |
| № 1362 | N07 | W30 | 19 | 0170 | Beta | Dec 5, 2011 | Dec 11, 2011 | Dec 25, 2011 |
| № 1361 | N18 | W69 | 10 | 0090 | Beta | Dec 2, 2011 | Dec 8, 2011 | Dec 22, 2011 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1982 to December 2011. The gray background is the average SSN index.
