Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 31, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3322 | N16 | W36 | 05 | 0010 | Beta | May 29, 2023 | Jun 5, 2023 | Jun 19, 2023 |
| № 3321 | S16 | E68 | 01 | 0120 | Alpha | Jun 6, 2023 | Jun 13, 2023 | Jun 27, 2023 |
| № 3320 | N09 | E60 | 01 | 0040 | Alpha | Jun 5, 2023 | Jun 12, 2023 | Jun 26, 2023 |
| № 3319 | S18 | W13 | 13 | 0070 | Beta | May 31, 2023 | Jun 7, 2023 | Jun 20, 2023 |
| № 3318 | N25 | W44 | 03 | 0110 | Beta | May 28, 2023 | Jun 4, 2023 | Jun 18, 2023 |
| № 3317 | N27 | W52 | 03 | 0030 | Beta | May 28, 2023 | Jun 4, 2023 | Jun 18, 2023 |
| № 3316 | N08 | W18 | 02 | 0000 | Alpha | May 30, 2023 | Jun 6, 2023 | Jun 20, 2023 |
| № 3315 | S17 | W46 | 14 | 0540 | Beta-Gamma-Delta | May 28, 2023 | Jun 4, 2023 | Jun 18, 2023 |
| № 3313 | N24 | W64 | 01 | 0020 | Alpha | May 27, 2023 | Jun 3, 2023 | Jun 17, 2023 |
| № 3311 | N21 | W78 | 01 | 0050 | Alpha | May 26, 2023 | Jun 2, 2023 | Jun 16, 2023 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1994 to May 2023. The gray background is the average SSN index.
