Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 17, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3194 | S23 | E23 | 07 | 0010 | Beta | Jan 20, 2023 | Jan 27, 2023 | Feb 10, 2023 |
| № 3193 | S21 | W45 | 06 | 0060 | Beta | Jan 15, 2023 | Jan 21, 2023 | Feb 4, 2023 |
| № 3192 | N19 | E40 | 13 | 0400 | Beta-Gamma | Jan 21, 2023 | Jan 28, 2023 | Feb 11, 2023 |
| № 3191 | N12 | E22 | 13 | 0360 | Beta | Jan 20, 2023 | Jan 26, 2023 | Feb 9, 2023 |
| № 3190 | S14 | E34 | 21 | 0880 | Beta-Gamma-Delta | Jan 21, 2023 | Jan 27, 2023 | Feb 10, 2023 |
| № 3188 | S24 | E09 | 10 | 0030 | Beta | Jan 19, 2023 | Jan 26, 2023 | Feb 9, 2023 |
| № 3186 | N25 | W15 | 14 | 0440 | Beta-Gamma | Jan 17, 2023 | Jan 24, 2023 | Feb 7, 2023 |
| № 3184 | S13 | W24 | 07 | 0210 | Beta | Jan 16, 2023 | Jan 23, 2023 | Feb 6, 2023 |
| № 3182 | S17 | W75 | 05 | 0020 | Beta | Jan 12, 2023 | Jan 19, 2023 | Feb 2, 2023 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1994 to January 2023. The gray background is the average SSN index.
