Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on November 18, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1354 | S15 | E73 | 06 | 0130 | Beta | Nov 25, 2011 | Dec 1, 2011 | Dec 15, 2011 |
| № 1353 | N08 | E76 | 01 | 0030 | Alpha | Nov 25, 2011 | Dec 2, 2011 | Dec 15, 2011 |
| № 1352 | S24 | E53 | 03 | 0140 | Beta | Nov 23, 2011 | Nov 30, 2011 | Dec 14, 2011 |
| № 1350 | N26 | E29 | 02 | 0080 | Beta | Nov 21, 2011 | Nov 28, 2011 | Dec 12, 2011 |
| № 1347 | N08 | W10 | 01 | 0020 | Alpha | Nov 18, 2011 | Nov 25, 2011 | Dec 9, 2011 |
| № 1346 | S18 | W03 | 03 | 0060 | Beta | Nov 19, 2011 | Nov 26, 2011 | Dec 9, 2011 |
| № 1343 | N27 | W64 | 01 | 0050 | Alpha | Nov 14, 2011 | Nov 21, 2011 | Dec 5, 2011 |
| № 1342 | N16 | W87 | 01 | 0110 | Alpha | Nov 12, 2011 | Nov 19, 2011 | Dec 3, 2011 |
| № 1341 | N09 | W76 | 03 | 0080 | Beta | Nov 13, 2011 | Nov 20, 2011 | Dec 4, 2011 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1982 to November 2011. The gray background is the average SSN index.
