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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 30, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2278 | S09 | E26 | 06 | 0010 | Beta | Feb 2, 2015 | Feb 9, 2015 | Feb 22, 2015 |
| № 2277 | N07 | E63 | 17 | 0260 | Beta-Gamma | Feb 5, 2015 | Feb 11, 2015 | Feb 25, 2015 |
| № 2276 | S07 | E14 | 06 | 0010 | Beta | Feb 1, 2015 | Feb 8, 2015 | Feb 21, 2015 |
| № 2275 | S17 | W51 | 10 | 0140 | Beta-Gamma | Jan 27, 2015 | Feb 3, 2015 | Feb 17, 2015 |
| № 2273 | S04 | W39 | 05 | 0040 | Beta | Jan 28, 2015 | Feb 4, 2015 | Feb 17, 2015 |
| № 2272 | N12 | E20 | 02 | 0020 | Alpha | Feb 1, 2015 | Feb 8, 2015 | Feb 22, 2015 |
| № 2271 | N17 | W42 | 20 | 0170 | Beta-Gamma | Jan 28, 2015 | Feb 4, 2015 | Feb 17, 2015 |
| № 2268 | S10 | W15 | 35 | 0510 | Beta-Gamma | Jan 30, 2015 | Feb 6, 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.
