Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 8, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2341 | S19 | E69 | 01 | 0060 | Alpha | May 15, 2015 | May 21, 2015 | Jun 4, 2015 |
| № 2340 | S06 | E61 | 01 | 0030 | Alpha | May 14, 2015 | May 21, 2015 | Jun 3, 2015 |
| № 2339 | N13 | E43 | 20 | 0730 | Beta-Gamma | May 13, 2015 | May 19, 2015 | Jun 2, 2015 |
| № 2338 | N03 | W02 | 04 | 0040 | Beta | May 9, 2015 | May 16, 2015 | May 29, 2015 |
| № 2337 | S18 | W01 | 05 | 0030 | Beta | May 9, 2015 | May 16, 2015 | May 30, 2015 |
| № 2336 | N11 | W48 | 03 | 0010 | Alpha | May 6, 2015 | May 12, 2015 | May 26, 2015 |
| № 2335 | S16 | W21 | 27 | 0180 | Beta | May 8, 2015 | May 15, 2015 | May 28, 2015 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1986 to May 2015. The gray background is the average SSN index.
