Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on November 20, 2018. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2727 | N01 | W71 | 02 | 0010 | Alpha | Nov 16, 2018 | Nov 22, 2018 | Dec 6, 2018 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1989 to November 2018. The gray background is the average SSN index.
