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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on November 7, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 8759 | N10 | E78 | 03 | 0110 | BETA | Nov 14, 1999 | Nov 21, 1999 | Dec 4, 1999 |
| № 8758 | N18 | E64 | 04 | 0100 | BETA | Nov 13, 1999 | Nov 20, 1999 | Dec 3, 1999 |
| № 8757 | N38 | W03 | 09 | 0030 | BETA | Nov 8, 1999 | Nov 15, 1999 | Nov 30, 1999 |
| № 8756 | N18 | W02 | 04 | 0010 | BETA | Nov 8, 1999 | Nov 15, 1999 | Nov 28, 1999 |
| № 8755 | N21 | E57 | 01 | 0080 | ALPHA | Nov 12, 1999 | Nov 19, 1999 | Dec 3, 1999 |
| № 8754 | S09 | E41 | 05 | 0060 | BETA | Nov 11, 1999 | Nov 18, 1999 | Dec 1, 1999 |
| № 8753 | N20 | E29 | 07 | 0020 | BETA | Nov 10, 1999 | Nov 17, 1999 | Dec 1, 1999 |
| № 8752 | S13 | W39 | 02 | 0020 | BETA | Nov 5, 1999 | Nov 12, 1999 | Nov 25, 1999 |
| № 8751 | N22 | W23 | 09 | 0060 | BETA | Nov 6, 1999 | Nov 13, 1999 | Nov 27, 1999 |
| № 8749 | S18 | W64 | 12 | 0260 | BETA-GAMMA | Nov 3, 1999 | Nov 10, 1999 | Nov 24, 1999 |
| № 8747 | N10 | W64 | 06 | 0070 | BETA | Nov 3, 1999 | Nov 10, 1999 | Nov 24, 1999 |
| № 8745 | S13 | W76 | 06 | 0010 | BETA | Nov 2, 1999 | Nov 9, 1999 | Nov 23, 1999 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1970 to November 1999. The gray background is the average SSN index.
