Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 16, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3407 | S18 | E22 | 06 | 0030 | Beta | Aug 19, 2023 | Aug 26, 2023 | Sep 8, 2023 |
| № 3406 | S17 | W18 | 03 | 0010 | Beta | Aug 16, 2023 | Aug 22, 2023 | Sep 5, 2023 |
| № 3405 | N10 | E65 | 03 | 0160 | Beta | Aug 22, 2023 | Aug 29, 2023 | Sep 11, 2023 |
| № 3404 | S07 | E45 | 03 | 0060 | Beta | Aug 20, 2023 | Aug 27, 2023 | Sep 10, 2023 |
| № 3403 | N26 | E05 | 18 | 0200 | Beta | Aug 17, 2023 | Aug 24, 2023 | Sep 7, 2023 |
| № 3397 | N18 | W58 | 02 | 0060 | Beta | Aug 13, 2023 | Aug 19, 2023 | Sep 2, 2023 |
| № 3395 | N12 | W87 | 02 | 0010 | Alpha | Aug 10, 2023 | Aug 17, 2023 | Aug 31, 2023 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1994 to August 2023. The gray background is the average SSN index.
