| Кол-во пятен | Размер | Класс пятна по магнитуде | Класс пятна по системе Zürich/Macintosh | Координаты | |
|---|---|---|---|---|---|
| 10/12/1999 | 1 | 50 | HSX | S15E58 | |
| 11/12/1999 | 1 | 30 | HSX | S14E44 | |
| 12/12/1999 | 2 | 30 | CSO | S15E31 | |
| 13/12/1999 | 2 | 30 | CSO | S14E19 | |
| 14/12/1999 | 5 | 20 | CSO | S13E05 | |
| 15/12/1999 | 1 | 10 | HSX | S13W08 | |
| 16/12/1999 | 6 | 20 | BXO | S14W20 | |
| 17/12/1999 | 10 | 30 | BXO | S14W27 | |
| 18/12/1999 | 10 | 20 | BXO | S14W40 | |
| 19/12/1999 | 2 | 0 | AXX | S16W53 |
| C |
|---|
| 4 |
| Начало | Максимум | Конец | ||||
|---|---|---|---|---|---|---|
| 1 | C3.21 | 09/12/1999 | 19:49 | 19:58 | 20:17 | |
| 2 | C3.17 | 16/12/1999 | 08:31 | 08:36 | 08:45 | |
| 3 | C3.01 | 19/12/1999 | 19:27 | 19:31 | 19:35 | |
| 4 | C1.67 | 11/12/1999 | 07:30 | 07:39 | 07:45 |
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| Последняя X-вспышка | 24/04/2026 | X2.5 |
| Последняя M-вспышка | 17/05/2026 | M1.4 |
| Последняя геомагнитная буря | 16/05/2026 | Kp6- (G2) |
| Безупречные дни | |
|---|---|
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| 2026 | 3 дней (2%) |
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|---|---|
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