Active areas
Sunspots and active regions
By the end of the day, the following active regions with sunspots could be observed on the Sun's surface
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 519 | S08 | W15 | 08 | 0070 | Beta | Dec 5, 2003 | Dec 12, 2003 | Dec 25, 2003 |
| № 518 | S21 | W03 | 01 | 0000 | Alpha | Dec 6, 2003 | Dec 13, 2003 | Dec 26, 2003 |
| № 517 | S06 | E20 | 12 | 0290 | Beta | Dec 8, 2003 | Dec 14, 2003 | Dec 28, 2003 |
| № 516 | S16 | W11 | 05 | 0040 | Beta | Dec 5, 2003 | Dec 12, 2003 | Dec 26, 2003 |
| № 515 | S03 | W16 | 01 | 0010 | Alpha | Dec 5, 2003 | Dec 12, 2003 | Dec 25, 2003 |
| № 513 | N12 | W34 | 01 | 0040 | Alpha | Dec 3, 2003 | Dec 10, 2003 | Dec 24, 2003 |
| № 510 | S24 | W69 | 06 | 0110 | Beta | Dec 1, 2003 | Dec 8, 2003 | Dec 22, 2003 |
| № 509 | S10 | W80 | 01 | 0020 | Alpha | Nov 30, 2003 | Dec 7, 2003 | Dec 20, 2003 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1974, January to 2003, December. Gray background - average solar cycle.
