Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 9, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 285 | S10 | E77 | 01 | 0060 | Alpha | Feb 16, 2003 | Feb 22, 2003 | Mar 8, 2003 |
| № 284 | N12 | W12 | 04 | 0020 | Beta | Feb 9, 2003 | Feb 16, 2003 | Mar 1, 2003 |
| № 283 | N01 | E40 | 05 | 0050 | Beta | Feb 13, 2003 | Feb 20, 2003 | Mar 5, 2003 |
| № 281 | S13 | E48 | 01 | 0040 | Alpha | Feb 13, 2003 | Feb 20, 2003 | Mar 6, 2003 |
| № 280 | S07 | E02 | 09 | 0040 | Beta | Feb 10, 2003 | Feb 17, 2003 | Mar 2, 2003 |
| № 279 | S12 | W33 | 03 | 0010 | Beta | Feb 7, 2003 | Feb 14, 2003 | Feb 28, 2003 |
| № 278 | N18 | E28 | 14 | 0070 | Beta | Feb 12, 2003 | Feb 19, 2003 | Mar 5, 2003 |
| № 277 | S21 | E19 | 08 | 0020 | Beta | Feb 11, 2003 | Feb 18, 2003 | Mar 4, 2003 |
| № 276 | S13 | W12 | 14 | 0060 | Beta | Feb 9, 2003 | Feb 16, 2003 | Mar 1, 2003 |
| № 274 | S05 | W74 | 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.
