Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 10, 2012. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1544 | S30 | W06 | 10 | 0070 | Beta | Aug 11, 2012 | Aug 18, 2012 | Sep 1, 2012 |
| № 1543 | N21 | E45 | 06 | 0260 | Beta-Gamma | Aug 14, 2012 | Aug 21, 2012 | Sep 4, 2012 |
| № 1542 | S14 | E37 | 14 | 0190 | Beta | Aug 14, 2012 | Aug 21, 2012 | Sep 3, 2012 |
| № 1540 | S26 | W21 | 06 | 0090 | Beta | Aug 9, 2012 | Aug 16, 2012 | Aug 30, 2012 |
| № 1539 | S20 | W29 | 01 | 0010 | Alpha | Aug 9, 2012 | Aug 16, 2012 | Aug 29, 2012 |
| № 1538 | S22 | W47 | 05 | 0160 | Beta | Aug 7, 2012 | Aug 14, 2012 | Aug 28, 2012 |
| № 1537 | N13 | W42 | 01 | 0030 | Alpha | Aug 8, 2012 | Aug 15, 2012 | Aug 28, 2012 |
| № 1535 | N19 | W70 | 01 | 0080 | Alpha | Aug 6, 2012 | Aug 13, 2012 | Aug 26, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to August 2012. The gray background is the average SSN index.
