No image for the selected date
Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on July 31, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1536 | S23 | E28 | 07 | 0100 | Beta | Aug 3, 2012 | Aug 10, 2012 | Aug 24, 2012 |
| № 1535 | N18 | E66 | 07 | 0110 | Beta | Aug 6, 2012 | Aug 13, 2012 | Aug 26, 2012 |
| № 1533 | S28 | W19 | 03 | 0010 | Beta | Jul 30, 2012 | Aug 6, 2012 | Aug 20, 2012 |
| № 1532 | S19 | E16 | 14 | 0350 | Beta | Aug 2, 2012 | Aug 9, 2012 | Aug 23, 2012 |
| № 1530 | S18 | W11 | 01 | 0150 | Alpha | Jul 31, 2012 | Aug 7, 2012 | Aug 21, 2012 |
| № 1529 | S11 | W21 | 02 | 0060 | Alpha | Jul 30, 2012 | Aug 6, 2012 | Aug 20, 2012 |
| № 1528 | N17 | W26 | 02 | 0030 | Beta | Jul 30, 2012 | Aug 6, 2012 | Aug 19, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to July 2012. The gray background is the average SSN index.
