Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on November 21, 2003. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 508 | S20 | E58 | 18 | 0680 | Beta-Gamma | Nov 26, 2003 | Dec 3, 2003 | Dec 17, 2003 |
| № 507 | N07 | E49 | 22 | 0840 | Beta-Gamma-Delta | Nov 26, 2003 | Dec 2, 2003 | Dec 16, 2003 |
| № 506 | S23 | E44 | 10 | 0120 | Beta | Nov 25, 2003 | Dec 2, 2003 | Dec 16, 2003 |
| № 505 | S23 | E19 | 03 | 0030 | Beta | Nov 23, 2003 | Nov 30, 2003 | Dec 14, 2003 |
| № 501 | N02 | W18 | 15 | 0340 | Beta-Gamma-Delta | Nov 21, 2003 | Nov 27, 2003 | Dec 11, 2003 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1974 to November 2003. The gray background is the average SSN index.