Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on November 17, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1352 | S23 | E68 | 01 | 0150 | Beta | Nov 23, 2011 | Nov 30, 2011 | Dec 14, 2011 |
| № 1350 | N26 | E45 | 04 | 0140 | Beta | Nov 21, 2011 | Nov 28, 2011 | Dec 12, 2011 |
| № 1349 | N17 | W26 | 03 | 0010 | Beta | Nov 16, 2011 | Nov 23, 2011 | Dec 6, 2011 |
| № 1347 | N09 | E07 | 01 | 0010 | Alpha | Nov 18, 2011 | Nov 25, 2011 | Dec 9, 2011 |
| № 1346 | S18 | E13 | 06 | 0140 | Beta | Nov 19, 2011 | Nov 26, 2011 | Dec 9, 2011 |
| № 1343 | N28 | W48 | 01 | 0090 | Alpha | Nov 14, 2011 | Nov 21, 2011 | Dec 5, 2011 |
| № 1342 | N15 | W70 | 01 | 0170 | Alpha | Nov 12, 2011 | Nov 19, 2011 | Dec 3, 2011 |
| № 1341 | N09 | W61 | 05 | 0130 | Beta | Nov 13, 2011 | Nov 20, 2011 | Dec 4, 2011 |
| № 1340 | S08 | W80 | 01 | 0060 | Alpha | Nov 12, 2011 | Nov 19, 2011 | Dec 2, 2011 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1982 to November 2011. The gray background is the average SSN index.