Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 11, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3516 | S18 | E54 | 03 | 0040 | Beta | Dec 16, 2023 | Dec 23, 2023 | Jan 6, 2024 |
| № 3515 | S15 | E50 | 01 | 0010 | Alpha | Dec 16, 2023 | Dec 22, 2023 | Jan 5, 2024 |
| № 3514 | N10 | E09 | 06 | 0030 | Beta | Dec 13, 2023 | Dec 19, 2023 | Jan 2, 2024 |
| № 3513 | N19 | E01 | 16 | 0220 | Beta-Gamma | Dec 12, 2023 | Dec 19, 2023 | Jan 2, 2024 |
| № 3511 | S23 | W69 | 09 | 0140 | Beta-Gamma | Dec 7, 2023 | Dec 13, 2023 | Dec 27, 2023 |
| № 3510 | S15 | W73 | 03 | 0010 | Alpha | Dec 6, 2023 | Dec 13, 2023 | Dec 27, 2023 |
| № 3508 | S16 | W80 | 01 | 0030 | Alpha | Dec 6, 2023 | Dec 13, 2023 | Dec 26, 2023 |
| № 3507 | N07 | W78 | 01 | 0070 | Alpha | Dec 6, 2023 | Dec 13, 2023 | Dec 26, 2023 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1994 to December 2023. The gray background is the average SSN index.
