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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on June 14, 1999. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 8585 | N38 | E64 | 04 | 0140 | BETA | Jun 20, 1999 | Jun 28, 1999 | Jul 12, 1999 |
| № 8583 | S13 | E41 | 12 | 0140 | BETA | Jun 18, 1999 | Jun 25, 1999 | Jul 9, 1999 |
| № 8582 | N26 | E03 | 12 | 0060 | BETA | Jun 15, 1999 | Jun 22, 1999 | Jul 6, 1999 |
| № 8580 | S20 | E12 | 06 | 0270 | BETA | Jun 16, 1999 | Jun 23, 1999 | Jul 7, 1999 |
| № 8578 | N20 | W65 | 07 | 0140 | BETA | Jun 10, 1999 | Jun 17, 1999 | Jul 1, 1999 |
| № 8576 | S28 | W43 | 16 | 0080 | BETA | Jun 12, 1999 | Jun 19, 1999 | Jul 3, 1999 |
| № 8575 | N14 | W60 | 03 | 0010 | BETA | Jun 11, 1999 | Jun 18, 1999 | Jul 1, 1999 |
| № 8574 | N30 | W66 | 06 | 0100 | BETA | Jun 10, 1999 | Jun 17, 1999 | Jul 1, 1999 |
| № 8571 | S19 | W47 | 04 | 0020 | BETA | Jun 12, 1999 | Jun 19, 1999 | Jul 2, 1999 |
| № 8570 | S14 | W48 | 02 | 0020 | ALPHA | Jun 12, 1999 | Jun 18, 1999 | Jul 2, 1999 |
| № 8569 | N19 | W48 | 29 | 0360 | BETA-GAMMA | Jun 12, 1999 | Jun 18, 1999 | Jul 2, 1999 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1970 to June 1999. The gray background is the average SSN index.
