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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 3, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 8294 | N18 | E14 | 03 | 0010 | BETA | Aug 5, 1998 | Aug 12, 1998 | Aug 26, 1998 |
| № 8293 | S20 | E67 | 01 | 0080 | ALPHA | Aug 9, 1998 | Aug 16, 1998 | Aug 30, 1998 |
| № 8292 | N25 | E01 | 03 | 0010 | BETA | Aug 4, 1998 | Aug 11, 1998 | Aug 25, 1998 |
| № 8291 | S22 | W22 | 01 | 0000 | ALPHA | Aug 2, 1998 | Aug 9, 1998 | Aug 23, 1998 |
| № 8290 | N16 | E34 | 02 | 0010 | ALPHA | Aug 7, 1998 | Aug 14, 1998 | Aug 27, 1998 |
| № 8288 | S28 | E20 | 02 | 0010 | ALPHA | Aug 6, 1998 | Aug 13, 1998 | Aug 27, 1998 |
| № 8286 | N18 | W25 | 03 | 0010 | BETA | Aug 2, 1998 | Aug 9, 1998 | Aug 23, 1998 |
| № 8283 | N24 | W12 | 01 | 0040 | ALPHA | Aug 3, 1998 | Aug 10, 1998 | Aug 24, 1998 |
| № 8282 | N30 | W74 | 04 | 0130 | BETA | Jul 29, 1998 | Aug 5, 1998 | Aug 20, 1998 |
| № 8280 | S24 | W83 | 01 | 0220 | ALPHA | Jul 29, 1998 | Aug 5, 1998 | Aug 19, 1998 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1969 to August 1998. The gray background is the average SSN index.
