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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on June 4, 2013. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1764 | N12 | W34 | 10 | 0130 | Beta | Jun 2, 2013 | Jun 9, 2013 | Jun 23, 2013 |
| № 1763 | S14 | W27 | 05 | 0020 | Beta | Jun 3, 2013 | Jun 10, 2013 | Jun 23, 2013 |
| № 1762 | S29 | W33 | 19 | 0300 | Beta-Gamma-Delta | Jun 2, 2013 | Jun 9, 2013 | Jun 23, 2013 |
| № 1761 | S17 | W14 | 03 | 0010 | Beta | Jun 4, 2013 | Jun 11, 2013 | Jun 24, 2013 |
| № 1760 | N12 | W01 | 01 | 0000 | Alpha | Jun 5, 2013 | Jun 12, 2013 | Jun 25, 2013 |
| № 1757 | S06 | W49 | 01 | 0000 | Alpha | Jun 1, 2013 | Jun 8, 2013 | Jun 21, 2013 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1984 to June 2013. The gray background is the average SSN index.
