Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 4, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2493 | S06 | W31 | 05 | 0030 | Beta | Feb 3, 2016 | Feb 9, 2016 | Feb 23, 2016 |
| № 2492 | N15 | E49 | 05 | 0060 | Beta | Feb 9, 2016 | Feb 16, 2016 | Feb 29, 2016 |
| № 2491 | N03 | E30 | 06 | 0030 | Beta | Feb 7, 2016 | Feb 14, 2016 | Feb 28, 2016 |
| № 2490 | S21 | W56 | 10 | 0060 | Beta | Feb 1, 2016 | Feb 8, 2016 | Feb 21, 2016 |
| № 2489 | N09 | W72 | 02 | 0200 | Alpha | Jan 31, 2016 | Feb 6, 2016 | Feb 20, 2016 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1987 to February 2016. The gray background is the average SSN index.
