Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 18, 2016. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2525 | N12 | E13 | 02 | 0010 | Alpha | Mar 20, 2016 | Mar 27, 2016 | Apr 9, 2016 |
| № 2524 | N14 | E63 | 06 | 0210 | Beta | Mar 24, 2016 | Mar 31, 2016 | Apr 13, 2016 |
| № 2523 | S09 | W35 | 03 | 0010 | Alpha | Mar 16, 2016 | Mar 23, 2016 | Apr 6, 2016 |
| № 2521 | N18 | W49 | 02 | 0010 | Alpha | Mar 15, 2016 | Mar 22, 2016 | Apr 5, 2016 |
| № 2519 | N04 | W33 | 03 | 0080 | Beta | Mar 17, 2016 | Mar 23, 2016 | Apr 6, 2016 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1987 to March 2016. The gray background is the average SSN index.