Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on October 2, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3454 | S12 | E64 | 01 | 0020 | Alpha | Oct 8, 2023 | Oct 15, 2023 | Oct 28, 2023 |
| № 3453 | N12 | E11 | 06 | 0020 | Beta | Oct 4, 2023 | Oct 11, 2023 | Oct 24, 2023 |
| № 3452 | N11 | E47 | 12 | 0120 | Beta | Oct 7, 2023 | Oct 13, 2023 | Oct 27, 2023 |
| № 3451 | N16 | E48 | 07 | 0050 | Beta-Delta | Oct 7, 2023 | Oct 13, 2023 | Oct 27, 2023 |
| № 3450 | S19 | E18 | 20 | 0180 | Beta-Gamma | Oct 4, 2023 | Oct 11, 2023 | Oct 25, 2023 |
| № 3449 | N15 | W22 | 08 | 0040 | Beta | Oct 1, 2023 | Oct 8, 2023 | Oct 22, 2023 |
| № 3448 | N13 | W06 | 01 | 0080 | Alpha | Oct 3, 2023 | Oct 9, 2023 | Oct 23, 2023 |
| № 3447 | S23 | W72 | 01 | 0070 | Alpha | Sep 27, 2023 | Oct 4, 2023 | Oct 18, 2023 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1994 to October 2023. The gray background is the average SSN index.
