Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on June 28, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3355 | S16 | E58 | 01 | 0040 | Alpha | Jul 3, 2023 | Jul 10, 2023 | Jul 24, 2023 |
| № 3354 | N15 | E13 | 19 | 0450 | Beta-Gamma | Jun 30, 2023 | Jul 7, 2023 | Jul 20, 2023 |
| № 3351 | N20 | E07 | 02 | 0010 | Beta | Jun 29, 2023 | Jul 6, 2023 | Jul 20, 2023 |
| № 3348 | S33 | W04 | 05 | 0010 | Beta | Jun 29, 2023 | Jul 6, 2023 | Jul 20, 2023 |
| № 3345 | N09 | W35 | 01 | 0010 | Alpha | Jun 26, 2023 | Jul 3, 2023 | Jul 17, 2023 |
| № 3341 | S15 | W31 | 02 | 0050 | Beta | Jun 26, 2023 | Jul 3, 2023 | Jul 17, 2023 |
| № 3340 | N23 | W56 | 17 | 0260 | Beta-Gamma | Jun 25, 2023 | Jul 1, 2023 | Jul 15, 2023 |
| № 3339 | S20 | W63 | 03 | 0060 | Beta | Jun 24, 2023 | Jul 1, 2023 | Jul 15, 2023 |
| № 3337 | N15 | W88 | 01 | 0010 | Alpha | Jun 22, 2023 | Jun 29, 2023 | Jul 13, 2023 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1994 to June 2023. The gray background is the average SSN index.