Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 7, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 215 | S19 | E61 | 02 | 0080 | Alpha | Dec 13, 2002 | Dec 19, 2002 | Jan 2, 2003 |
| № 214 | N12 | W39 | 09 | 0090 | Beta | Dec 5, 2002 | Dec 12, 2002 | Dec 25, 2002 |
| № 213 | N14 | E40 | 04 | 0040 | Beta | Dec 11, 2002 | Dec 18, 2002 | Dec 31, 2002 |
| № 212 | N12 | E23 | 13 | 0170 | Beta | Dec 10, 2002 | Dec 16, 2002 | Dec 30, 2002 |
| № 209 | S19 | W24 | 01 | 0090 | Alpha | Dec 6, 2002 | Dec 13, 2002 | Dec 27, 2002 |
| № 208 | N09 | W22 | 08 | 0090 | Beta-Gamma | Dec 6, 2002 | Dec 13, 2002 | Dec 27, 2002 |
| № 207 | S20 | W48 | 05 | 0140 | Beta | Dec 4, 2002 | Dec 11, 2002 | Dec 25, 2002 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1973 to December 2002. The gray background is the average SSN index.
