Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on July 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) | |
|---|---|---|---|---|---|---|---|---|
| № 418 | S05 | W35 | 03 | 0020 | Beta | Jul 21, 2003 | Jul 28, 2003 | Aug 11, 2003 |
| № 417 | S21 | W62 | 18 | 0360 | Beta-Gamma | Jul 19, 2003 | Jul 26, 2003 | Aug 9, 2003 |
| № 416 | S07 | W66 | 03 | 0040 | Beta | Jul 19, 2003 | Jul 26, 2003 | Aug 8, 2003 |
| № 415 | N12 | W09 | 08 | 0070 | Beta | Jul 23, 2003 | Jul 30, 2003 | Aug 13, 2003 |
| № 414 | S03 | E07 | 01 | 0100 | Alpha | Jul 24, 2003 | Jul 31, 2003 | Aug 14, 2003 |
| № 413 | N20 | W30 | 01 | 0000 | Alpha | Jul 22, 2003 | Jul 28, 2003 | Aug 11, 2003 |
| № 412 | N16 | W57 | 09 | 0180 | Beta | Jul 20, 2003 | Jul 26, 2003 | Aug 9, 2003 |
| № 411 | N14 | W25 | 01 | 0060 | Alpha | Jul 22, 2003 | Jul 29, 2003 | Aug 11, 2003 |
| № 410 | S13 | W51 | 34 | 0800 | Beta-Gamma | Jul 20, 2003 | Jul 27, 2003 | Aug 9, 2003 |
| № 409 | N16 | W46 | 11 | 0060 | Beta | Jul 20, 2003 | Jul 27, 2003 | Aug 10, 2003 |
| № 405 | S09 | W82 | 01 | 0010 | Alpha | Jul 18, 2003 | Jul 24, 2003 | Aug 7, 2003 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1974 to July 2003. The gray background is the average SSN index.
