Active areas
Sunspots and active regions
By the end of the day, the following active regions with sunspots could be observed on the Sun's surface
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 8776 | S31 | E24 | 05 | 0030 | BETA | Nov 24, 1999 | Dec 1, 1999 | Dec 15, 1999 |
| № 8775 | S16 | W31 | 01 | 0000 | ALPHA | Nov 20, 1999 | Nov 26, 1999 | Dec 10, 1999 |
| № 8774 | N20 | E56 | 03 | 0010 | BETA | Nov 26, 1999 | Dec 3, 1999 | Dec 17, 1999 |
| № 8773 | S16 | E25 | 05 | 0030 | BETA | Nov 24, 1999 | Dec 1, 1999 | Dec 14, 1999 |
| № 8772 | N04 | E42 | 04 | 0030 | BETA | Nov 25, 1999 | Dec 2, 1999 | Dec 15, 1999 |
| № 8771 | S17 | E12 | 20 | 0180 | BETA-GAMMA | Nov 23, 1999 | Nov 30, 1999 | Dec 13, 1999 |
| № 8770 | S13 | W80 | 07 | 0060 | BETA | Nov 16, 1999 | Nov 23, 1999 | Dec 6, 1999 |
| № 8769 | S12 | E10 | 03 | 0020 | BETA | Nov 23, 1999 | Nov 30, 1999 | Dec 13, 1999 |
| № 8768 | N17 | W54 | 05 | 0120 | BETA | Nov 18, 1999 | Nov 25, 1999 | Dec 8, 1999 |
| № 8766 | N18 | W25 | 26 | 0180 | BETA-GAMMA | Nov 20, 1999 | Nov 27, 1999 | Dec 11, 1999 |
| № 8765 | S13 | W47 | 36 | 0910 | BETA-GAMMA-DELTA | Nov 18, 1999 | Nov 25, 1999 | Dec 9, 1999 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1970, January to 1999, November. Gray background - average solar cycle.
