Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on September 24, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3446 | N23 | E47 | 02 | 0010 | Alpha | Sep 29, 2023 | Oct 6, 2023 | Oct 19, 2023 |
| № 3445 | S15 | E19 | 24 | 0180 | Beta | Sep 26, 2023 | Oct 3, 2023 | Oct 17, 2023 |
| № 3444 | N24 | E14 | 01 | 0010 | Alpha | Sep 26, 2023 | Oct 3, 2023 | Oct 17, 2023 |
| № 3443 | N28 | W54 | 15 | 0260 | Beta-Delta | Sep 21, 2023 | Sep 28, 2023 | Oct 12, 2023 |
| № 3442 | S09 | E12 | 01 | 0030 | Alpha | Sep 26, 2023 | Oct 3, 2023 | Oct 16, 2023 |
| № 3441 | N07 | W47 | 14 | 0050 | Beta-Gamma | Sep 21, 2023 | Sep 28, 2023 | Oct 12, 2023 |
| № 3440 | N18 | E07 | 01 | 0060 | Alpha | Sep 26, 2023 | Oct 2, 2023 | Oct 16, 2023 |
| № 3439 | S24 | W08 | 02 | 0020 | Alpha | Sep 24, 2023 | Oct 1, 2023 | Oct 15, 2023 |
| № 3438 | N12 | W19 | 05 | 0010 | Beta | Sep 24, 2023 | Sep 30, 2023 | Oct 14, 2023 |
| № 3437 | S19 | W83 | 02 | 0030 | Beta | Sep 19, 2023 | Sep 26, 2023 | Oct 9, 2023 |
| № 3435 | N09 | W10 | 10 | 0270 | Beta | Sep 24, 2023 | Oct 1, 2023 | Oct 15, 2023 |
| № 3433 | N28 | W79 | 01 | 0040 | Alpha | Sep 19, 2023 | Sep 26, 2023 | Oct 10, 2023 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1994 to September 2023. The gray background is the average SSN index.
