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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 7, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 281 | S14 | E73 | 01 | 0030 | Alpha | Feb 14, 2003 | Feb 20, 2003 | Mar 6, 2003 |
| № 280 | S08 | E29 | 05 | 0040 | Beta | Feb 10, 2003 | Feb 17, 2003 | Mar 3, 2003 |
| № 279 | S13 | W12 | 07 | 0020 | Beta | Feb 7, 2003 | Feb 14, 2003 | Feb 28, 2003 |
| № 278 | N18 | E53 | 16 | 0170 | Beta | Feb 12, 2003 | Feb 19, 2003 | Mar 5, 2003 |
| № 277 | S18 | E41 | 07 | 0020 | Beta | Feb 11, 2003 | Feb 18, 2003 | Mar 4, 2003 |
| № 276 | S13 | E15 | 26 | 0130 | Beta | Feb 9, 2003 | Feb 16, 2003 | Mar 2, 2003 |
| № 274 | S05 | W50 | 03 | 0100 | Beta | Feb 4, 2003 | Feb 11, 2003 | Feb 25, 2003 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1974 to February 2003. The gray background is the average SSN index.
