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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 23, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 269 | S09 | E63 | 02 | 0110 | Beta | Jan 29, 2003 | Feb 5, 2003 | Feb 18, 2003 |
| № 268 | N12 | E10 | 09 | 0030 | Beta | Jan 25, 2003 | Feb 1, 2003 | Feb 14, 2003 |
| № 267 | S20 | E51 | 10 | 0150 | Beta | Jan 28, 2003 | Feb 4, 2003 | Feb 18, 2003 |
| № 266 | S23 | E30 | 16 | 0080 | Beta | Jan 26, 2003 | Feb 2, 2003 | Feb 16, 2003 |
| № 263 | S13 | W53 | 08 | 0060 | Beta | Jan 20, 2003 | Jan 27, 2003 | Feb 9, 2003 |
| № 260 | N14 | W13 | 12 | 0040 | Beta | Jan 23, 2003 | Jan 30, 2003 | Feb 12, 2003 |
| № 259 | N10 | W34 | 03 | 0010 | Beta | Jan 21, 2003 | Jan 28, 2003 | Feb 11, 2003 |
| № 258 | N07 | W54 | 01 | 0060 | Alpha | Jan 20, 2003 | Jan 27, 2003 | Feb 9, 2003 |
| № 254 | S14 | W90 | 01 | 0060 | Alpha | Jan 17, 2003 | Jan 24, 2003 | Feb 7, 2003 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1974 to January 2003. The gray background is the average SSN index.
