Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 4, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 213 | N15 | E81 | 03 | 0070 | Beta | Dec 11, 2002 | Dec 18, 2002 | Dec 31, 2002 |
| № 212 | N14 | E64 | 08 | 0180 | Beta | Dec 10, 2002 | Dec 17, 2002 | Dec 30, 2002 |
| № 209 | S19 | E22 | 06 | 0110 | Beta | Dec 7, 2002 | Dec 13, 2002 | Dec 27, 2002 |
| № 208 | N11 | E24 | 24 | 0120 | Beta-Gamma | Dec 7, 2002 | Dec 13, 2002 | Dec 27, 2002 |
| № 207 | S19 | W04 | 18 | 0240 | Beta | Dec 5, 2002 | Dec 11, 2002 | Dec 25, 2002 |
| № 205 | N20 | W14 | 05 | 0020 | Beta | Dec 4, 2002 | Dec 11, 2002 | Dec 24, 2002 |
| № 202 | N12 | W49 | 01 | 0000 | Alpha | Dec 1, 2002 | Dec 8, 2002 | Dec 22, 2002 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1973 to December 2002. The gray background is the average SSN index.
