Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 18, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3310 | S20 | E74 | 03 | 0250 | Beta | May 25, 2023 | Jun 1, 2023 | Jun 14, 2023 |
| № 3309 | S18 | W53 | 04 | 0020 | Beta | May 15, 2023 | May 22, 2023 | Jun 5, 2023 |
| № 3308 | N12 | W14 | 04 | 0020 | Beta | May 18, 2023 | May 25, 2023 | Jun 7, 2023 |
| № 3307 | S08 | E03 | 01 | 0010 | Alpha | May 19, 2023 | May 26, 2023 | Jun 9, 2023 |
| № 3305 | N12 | W30 | 19 | 0110 | Beta-Gamma | May 17, 2023 | May 24, 2023 | Jun 6, 2023 |
| № 3302 | N18 | W33 | 01 | 0050 | Alpha | May 16, 2023 | May 23, 2023 | Jun 6, 2023 |
| № 3301 | N15 | W37 | 04 | 0010 | Alpha | May 16, 2023 | May 23, 2023 | Jun 6, 2023 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1994 to May 2023. The gray background is the average SSN index.
