Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 11, 2002. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 68 | S07 | E73 | 01 | 0090 | Alpha | Aug 17, 2002 | Aug 24, 2002 | Sep 7, 2002 |
| № 67 | N09 | E73 | 01 | 0070 | Alpha | Aug 17, 2002 | Aug 24, 2002 | Sep 7, 2002 |
| № 66 | N13 | E59 | 06 | 0080 | Beta | Aug 16, 2002 | Aug 23, 2002 | Sep 6, 2002 |
| № 65 | S09 | E28 | 02 | 0010 | Beta | Aug 14, 2002 | Aug 21, 2002 | Sep 3, 2002 |
| № 63 | N17 | E28 | 11 | 0220 | Beta | Aug 14, 2002 | Aug 21, 2002 | Sep 4, 2002 |
| № 61 | N08 | W13 | 28 | 0290 | Beta-Gamma | Aug 11, 2002 | Aug 18, 2002 | Aug 31, 2002 |
| № 59 | N15 | W37 | 03 | 0030 | Beta | Aug 9, 2002 | Aug 16, 2002 | Aug 30, 2002 |
| № 58 | S06 | W46 | 08 | 0080 | Beta | Aug 8, 2002 | Aug 15, 2002 | Aug 29, 2002 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1973 to August 2002. The gray background is the average SSN index.
