| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2015/04/15 | 1 | 130 | HSX | N04E67 | |
| 2015/04/16 | 4 | 200 | CSO | N05E56 | |
| 2015/04/17 | 4 | 200 | CSO | N05E44 | |
| 2015/04/18 | 8 | 140 | DAI | N04E32 | |
| 2015/04/19 | 9 | 160 | CAI | N05E18 | |
| 2015/04/20 | 12 | 220 | CAI | N05E06 | |
| 2015/04/21 | 8 | 220 | CKO | N05W09 | |
| 2015/04/22 | 8 | 210 | DAO | N06W24 | |
| 2015/04/23 | 7 | 205 | CAO | N06W39 | |
| 2015/04/24 | 1 | 240 | HSX | N05W52 | |
| 2015/04/25 | 1 | 160 | HSX | N05W67 | |
| 2015/04/26 | 1 | 220 | HSX | N04W79 | |
| 2015/04/27 | 1 | 220 | HSX | N04W94 | |
| 2015/04/28 | 1 | 220 | HSX | N04W0* |
| C | M |
|---|---|
| 9 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | M1.81 | 2015/04/21 | 21:58 | 22:01 | 22:04 | |
| 2 | C7.17 | 2015/04/21 | 20:50 | 20:59 | 21:13 | |
| 3 | C6.66 | 2015/04/22 | 02:00 | 02:07 | 02:15 | |
| 4 | C4.77 | 2015/04/16 | 19:07 | 19:18 | 19:34 | |
| 5 | C4.41 | 2015/04/23 | 14:56 | 15:20 | 15:29 | |
| 6 | C3.73 | 2015/04/17 | 01:09 | 01:37 | 01:44 | |
| 7 | C3.29 | 2015/04/22 | 01:11 | 01:15 | 01:19 | |
| 8 | C3.28 | 2015/04/18 | 13:26 | 13:37 | 13:46 | |
| 9 | C1.61 | 2015/04/17 | 09:27 | 09:32 | 09:39 | |
| 10 | C1.39 | 2015/04/17 | 12:31 | 12:37 | 12:44 |
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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 | 122 -2 |
| Ultimi 30 giorni | 111.1 +8.3 |