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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on October 30, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 8375 | N18 | E71 | 03 | 0190 | BETA | Nov 5, 1998 | Nov 12, 1998 | Nov 26, 1998 |
| № 8374 | S18 | E67 | 01 | 0060 | ALPHA | Nov 5, 1998 | Nov 12, 1998 | Nov 26, 1998 |
| № 8373 | S24 | E57 | 02 | 0000 | ALPHA | Nov 4, 1998 | Nov 11, 1998 | Nov 25, 1998 |
| № 8372 | N21 | E17 | 07 | 0010 | BETA | Nov 1, 1998 | Nov 8, 1998 | Nov 22, 1998 |
| № 8371 | S21 | E22 | 03 | 0020 | BETA | Nov 2, 1998 | Nov 9, 1998 | Nov 22, 1998 |
| № 8369 | N19 | E05 | 05 | 0050 | BETA | Oct 31, 1998 | Nov 7, 1998 | Nov 21, 1998 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1969 to October 1998. The gray background is the average SSN index.
