Sunspots and active regions — May 01, 2017
Sunspots and active regions
By the end of the day, the following active regions with sunspots could be observed on the Sun's surface
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 2654 | N11 | E27 | 01 | 0010 | Alpha | May 4, 2017 | May 11, 2017 | May 24, 2017 |
| № 2653 | S09 | W44 | 01 | 0020 | Alpha | Apr 29, 2017 | May 5, 2017 | May 19, 2017 |
| № 2651 | N13 | W88 | 01 | 0030 | Alpha | Apr 25, 2017 | May 2, 2017 | May 16, 2017 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1988, January to 2017, May. Gray background - average solar cycle.
