Sunspots and active regions — December 30, 2015
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) | |
|---|---|---|---|---|---|---|---|---|
| № 2473 | S21 | W33 | 28 | 0470 | Beta | Dec 28, 2015 | Jan 4, 2016 | Jan 18, 2016 |
| № 2472 | N04 | W30 | 06 | 0010 | Beta | Dec 29, 2015 | Jan 5, 2016 | Jan 18, 2016 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1986, January to 2015, December. Gray background - average solar cycle.
