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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on June 26, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 8256 | S26 | E66 | 02 | 0010 | ALPHA | Jul 2, 1998 | Jul 9, 1998 | Jul 23, 1998 |
| № 8255 | S23 | E49 | 06 | 0020 | BETA | Jul 1, 1998 | Jul 8, 1998 | Jul 22, 1998 |
| № 8254 | N23 | W69 | 01 | 0000 | ALPHA | Jun 22, 1998 | Jun 29, 1998 | Jul 13, 1998 |
| № 8253 | N18 | E37 | 12 | 0270 | BETA-GAMMA | Jun 30, 1998 | Jul 7, 1998 | Jul 21, 1998 |
| № 8249 | S27 | W57 | 01 | 0060 | ALPHA | Jun 23, 1998 | Jun 30, 1998 | Jul 14, 1998 |
| № 8243 | N17 | W93 | 02 | 0100 | BETA | Jun 20, 1998 | Jun 27, 1998 | Jul 11, 1998 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1969 to June 1998. The gray background is the average SSN index.
