Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 1, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 517 | S07 | E69 | 02 | 0160 | Beta | Dec 7, 2003 | Dec 14, 2003 | Dec 27, 2003 |
| № 516 | S17 | E46 | 07 | 0090 | Beta | Dec 5, 2003 | Dec 12, 2003 | Dec 26, 2003 |
| № 515 | S02 | E44 | 08 | 0030 | Beta | Dec 5, 2003 | Dec 12, 2003 | Dec 25, 2003 |
| № 513 | N13 | E20 | 02 | 0070 | Alpha | Dec 3, 2003 | Dec 10, 2003 | Dec 24, 2003 |
| № 512 | N06 | W34 | 01 | 0010 | Alpha | Nov 29, 2003 | Dec 6, 2003 | Dec 20, 2003 |
| № 511 | S15 | W42 | 06 | 0030 | Beta | Nov 29, 2003 | Dec 5, 2003 | Dec 19, 2003 |
| № 510 | S23 | W14 | 27 | 0090 | Beta | Dec 1, 2003 | Dec 8, 2003 | Dec 22, 2003 |
| № 509 | S11 | W22 | 02 | 0040 | Alpha | Nov 30, 2003 | Dec 7, 2003 | Dec 21, 2003 |
| № 508 | S19 | W69 | 15 | 0230 | Beta-Gamma | Nov 27, 2003 | Dec 3, 2003 | Dec 17, 2003 |
| № 507 | N07 | W80 | 08 | 0320 | Beta-Gamma-Delta | Nov 26, 2003 | Dec 3, 2003 | Dec 16, 2003 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1974 to December 2003. The gray background is the average SSN index.