Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on September 10, 2023. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3427 | S28 | E32 | 04 | 0010 | Beta | Sep 14, 2023 | Sep 21, 2023 | Oct 5, 2023 |
| № 3425 | N20 | E27 | 13 | 0120 | Beta | Sep 13, 2023 | Sep 20, 2023 | Oct 4, 2023 |
| № 3423 | N12 | W03 | 32 | 0380 | Beta | Sep 11, 2023 | Sep 18, 2023 | Oct 1, 2023 |
| № 3421 | N11 | W64 | 12 | 0100 | Beta | Sep 6, 2023 | Sep 13, 2023 | Sep 27, 2023 |
| № 3418 | N19 | W66 | 08 | 0010 | Beta | Sep 6, 2023 | Sep 13, 2023 | Sep 27, 2023 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1994 to September 2023. The gray background is the average SSN index.
