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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on June 9, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 8239 | N21 | E61 | 02 | 0010 | BETA | Jun 15, 1998 | Jun 21, 1998 | Jul 5, 1998 |
| № 8238 | S19 | E08 | 01 | 0000 | ALPHA | Jun 10, 1998 | Jun 17, 1998 | Jul 1, 1998 |
| № 8237 | S24 | E57 | 03 | 0020 | ALPHA | Jun 14, 1998 | Jun 21, 1998 | Jul 5, 1998 |
| № 8236 | N21 | W35 | 04 | 0040 | BETA | Jun 7, 1998 | Jun 14, 1998 | Jun 28, 1998 |
| № 8233 | N29 | E01 | 05 | 0010 | BETA | Jun 10, 1998 | Jun 17, 1998 | Jul 1, 1998 |
| № 8232 | S22 | W01 | 15 | 0340 | BETA | Jun 10, 1998 | Jun 17, 1998 | Jul 1, 1998 |
| № 8230 | S21 | W55 | 04 | 0100 | BETA | Jun 6, 1998 | Jun 13, 1998 | Jun 26, 1998 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1969 to June 1998. The gray background is the average SSN index.
