| Кол-во пятен | Размер | Класс пятна по магнитуде | Класс пятна по системе Zürich/Macintosh | Координаты | |
|---|---|---|---|---|---|
| 15/12/1997 | 3 | 10 | BXO | N19E61 | |
| 16/12/1997 | 7 | 60 | DSO | N18E46 | |
| 17/12/1997 | 10 | 150 | DSO | N18E32 | |
| 18/12/1997 | 10 | 130 | DSO | N18E20 | |
| 19/12/1997 | 14 | 100 | DSO | N19E06 | |
| 20/12/1997 | 6 | 70 | CSO | N18W08 | |
| 21/12/1997 | 6 | 70 | DSO | N18W20 | |
| 22/12/1997 | 3 | 40 | CSO | N18W36 | |
| 23/12/1997 | 1 | 20 | HSX | N18W51 | |
| 24/12/1997 | 1 | 0 | AXX | N18W64 | |
| 25/12/1997 | 1 | 0 | AXX | N18W77 |
| B | C |
|---|---|
| 4 | 1 |
| Начало | Максимум | Конец | ||||
|---|---|---|---|---|---|---|
| 1 | C1.5 | 15/12/1997 | 18:34 | 18:46 | 18:50 | |
| 2 | B6.31 | 15/12/1997 | 19:33 | 19:38 | 19:50 | |
| 3 | B5.07 | 19/12/1997 | 07:07 | 07:10 | 07:15 | |
| 4 | B5.01 | 15/12/1997 | 13:50 | 13:59 | 14:05 | |
| 5 | B3.57 | 15/12/1997 | 12:16 | 12:21 | 12:25 |
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| Последняя X-вспышка | 04/02/2026 | X4.21 |
| Последняя M-вспышка | 25/02/2026 | M2.4 |
| Последняя геомагнитная буря | 22/02/2026 | Kp5+ (G1) |
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|---|---|
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