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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 21, 2014. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2148 | N06 | E43 | 05 | 0030 | Beta | Aug 25, 2014 | Sep 1, 2014 | Sep 14, 2014 |
| № 2147 | S09 | E35 | 02 | 0040 | Beta | Aug 24, 2014 | Aug 31, 2014 | Sep 14, 2014 |
| № 2146 | N09 | E23 | 06 | 0120 | Beta | Aug 24, 2014 | Aug 30, 2014 | Sep 13, 2014 |
| № 2143 | S04 | W24 | 08 | 0050 | Beta | Aug 20, 2014 | Aug 27, 2014 | Sep 9, 2014 |
| № 2141 | N16 | W18 | 05 | 0050 | Beta | Aug 20, 2014 | Aug 27, 2014 | Sep 10, 2014 |
| № 2139 | N15 | W47 | 03 | 0030 | Beta | Aug 18, 2014 | Aug 25, 2014 | Sep 8, 2014 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1985 to August 2014. The gray background is the average SSN index.
