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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 4, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 245 | N12 | E76 | 01 | 0070 | Alpha | Jan 11, 2003 | Jan 17, 2003 | Jan 31, 2003 |
| № 244 | S15 | E60 | 09 | 0050 | Beta | Jan 9, 2003 | Jan 16, 2003 | Jan 30, 2003 |
| № 243 | S19 | W32 | 05 | 0050 | Beta | Jan 2, 2003 | Jan 9, 2003 | Jan 23, 2003 |
| № 242 | S08 | E50 | 15 | 0090 | Beta | Jan 9, 2003 | Jan 15, 2003 | Jan 29, 2003 |
| № 241 | S24 | W51 | 02 | 0020 | Alpha | Jan 1, 2003 | Jan 8, 2003 | Jan 22, 2003 |
| № 239 | S09 | W28 | 05 | 0040 | Beta | Jan 3, 2003 | Jan 10, 2003 | Jan 23, 2003 |
| № 234 | N19 | W58 | 01 | 0010 | Alpha | Dec 31, 2002 | Jan 7, 2003 | Jan 21, 2003 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1974 to January 2003. The gray background is the average SSN index.
