No image for the selected date
Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on October 2, 1998. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 8350 | N20 | E78 | 01 | 0100 | ALPHA | Oct 9, 1998 | Oct 16, 1998 | Oct 30, 1998 |
| № 8349 | S26 | E29 | 02 | 0010 | ALPHA | Oct 5, 1998 | Oct 12, 1998 | Oct 26, 1998 |
| № 8348 | N16 | E33 | 01 | 0000 | ALPHA | Oct 6, 1998 | Oct 12, 1998 | Oct 26, 1998 |
| № 8346 | S29 | W55 | 03 | 0030 | BETA | Sep 29, 1998 | Oct 6, 1998 | Oct 20, 1998 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1969 to October 1998. The gray background is the average SSN index.
