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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on October 3, 2012. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1585 | S16 | E64 | 04 | 0050 | Beta | Oct 9, 2012 | Oct 16, 2012 | Oct 29, 2012 |
| № 1584 | S22 | W00 | 01 | 0030 | Alpha | Oct 4, 2012 | Oct 11, 2012 | Oct 25, 2012 |
| № 1582 | S12 | W11 | 07 | 0310 | Beta | Oct 3, 2012 | Oct 10, 2012 | Oct 24, 2012 |
| № 1579 | S09 | W33 | 03 | 0160 | Beta | Oct 1, 2012 | Oct 8, 2012 | Oct 22, 2012 |
| № 1577 | N09 | W94 | 03 | 0040 | Beta | Sep 27, 2012 | Oct 4, 2012 | Oct 17, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to October 2012. The gray background is the average SSN index.
