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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 3, 2015. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2394 | N12 | E30 | 03 | 0140 | Alpha | Aug 6, 2015 | Aug 13, 2015 | Aug 27, 2015 |
| № 2393 | N18 | E10 | 05 | 0030 | Beta | Aug 5, 2015 | Aug 11, 2015 | Aug 25, 2015 |
| № 2391 | N07 | W08 | 01 | 0010 | Alpha | Aug 3, 2015 | Aug 10, 2015 | Aug 24, 2015 |
| № 2390 | S15 | W89 | 02 | 0050 | Beta | Jul 28, 2015 | Aug 4, 2015 | Aug 18, 2015 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1986 to August 2015. The gray background is the average SSN index.
