No image for the selected date
Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 31, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 274 | S07 | E47 | 01 | 0090 | Alpha | Feb 4, 2003 | Feb 11, 2003 | Feb 25, 2003 |
| № 273 | N06 | W57 | 10 | 0120 | Beta | Jan 28, 2003 | Feb 3, 2003 | Feb 17, 2003 |
| № 272 | S06 | W30 | 12 | 0060 | Beta | Jan 30, 2003 | Feb 5, 2003 | Feb 19, 2003 |
| № 271 | S06 | W76 | 01 | 0060 | Alpha | Jan 26, 2003 | Feb 2, 2003 | Feb 15, 2003 |
| № 269 | S07 | W43 | 01 | 0060 | Alpha | Jan 29, 2003 | Feb 4, 2003 | Feb 18, 2003 |
| № 267 | S17 | W50 | 09 | 0020 | Beta | Jan 28, 2003 | Feb 4, 2003 | Feb 18, 2003 |
| № 266 | S21 | W81 | 01 | 0060 | Alpha | Jan 26, 2003 | Feb 2, 2003 | Feb 15, 2003 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1974 to January 2003. The gray background is the average SSN index.
