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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 29, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2277 | N07 | E67 | 01 | 0030 | Alpha | Feb 4, 2015 | Feb 11, 2015 | Feb 24, 2015 |
| № 2276 | S07 | E25 | 03 | 0010 | Beta | Feb 1, 2015 | Feb 8, 2015 | Feb 21, 2015 |
| № 2275 | S17 | W40 | 11 | 0200 | Beta-Gamma | Jan 27, 2015 | Feb 3, 2015 | Feb 17, 2015 |
| № 2273 | N03 | W26 | 04 | 0050 | Beta | Jan 28, 2015 | Feb 4, 2015 | Feb 17, 2015 |
| № 2272 | N12 | E31 | 01 | 0030 | Alpha | Feb 1, 2015 | Feb 8, 2015 | Feb 22, 2015 |
| № 2271 | N18 | W30 | 10 | 0110 | Beta-Gamma | Jan 28, 2015 | Feb 4, 2015 | Feb 17, 2015 |
| № 2269 | N07 | W51 | 01 | 0010 | Alpha | Jan 26, 2015 | Feb 2, 2015 | Feb 15, 2015 |
| № 2268 | S10 | W05 | 29 | 0410 | Beta-Gamma | Jan 30, 2015 | Feb 5, 2015 | Feb 19, 2015 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1986 to January 2015. The gray background is the average SSN index.
