| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 1999/12/25 | 1 | 30 | HSX | N35E75 | |
| 1999/12/26 | 5 | 150 | ESO | N36E64 | |
| 1999/12/27 | 8 | 350 | EKO | N36E54 | |
| 1999/12/28 | 11 | 410 | FKO | N38E44 | |
| 1999/12/29 | 11 | 400 | FKO | N38E32 | |
| 1999/12/30 | 17 | 350 | FKO | N37E19 | |
| 1999/12/31 | 16 | 320 | FAO | N37E06 | |
| 2000/01/01 | 16 | 330 | FAO | N38W05 | |
| 2000/01/02 | 11 | 270 | FAO | N38W18 | |
| 2000/01/03 | 7 | 180 | EAO | N37W29 | |
| 2000/01/04 | 4 | 160 | ESO | N38W42 | |
| 2000/01/05 | 3 | 170 | FSO | N38W51 | |
| 2000/01/06 | 3 | 140 | ESO | N38W65 | |
| 2000/01/07 | 3 | 120 | FSO | N38W78 | |
| 2000/01/08 | 2 | 40 | HAX | N38W83 |
| C |
|---|
| 5 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C4.81 | 1999/12/26 | 08:46 | 09:02 | 09:26 | |
| 2 | C2.9 | 2000/01/04 | 11:09 | 11:14 | 11:19 | |
| 3 | C1.67 | 2000/01/04 | 14:28 | 14:42 | 14:54 | |
| 4 | C1.54 | 1999/12/30 | 06:32 | 06:36 | 06:39 | |
| 5 | C1.38 | 1999/12/28 | 09:18 | 09:21 | 09:23 |
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| Ultimo brillamento X | 2025/12/08 | X1.1 |
| Ultimo brillamento M | 2025/12/31 | M7.11 |
| Ultima tempesta geomagnetica | 2026/01/02 | Kp5 (G1) |
| Giorni senza macchie | |
|---|---|
| Ultimo giorno senza macchie | 2022/06/08 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| dicembre 2025 | 124 +32.2 |
| gennaio 2026 | 110 -14 |
| Ultimi 30 giorni | 104.3 -5.3 |