| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2023/04/13 | 17 | 80 | DAI | S11W27 | |
| 2023/04/14 | 20 | 180 | DAI | S09W42 | |
| 2023/04/15 | 14 | 240 | DSI | N07W48 | |
| 2023/04/16 | 8 | 200 | CSI | S08W69 | |
| 2023/04/17 | 3 | 160 | CSO | S07W84 | |
| 2023/04/18 | 3 | 160 | CSO | S08W94 |
| C |
|---|
| 19 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C5.4 | 2023/04/15 | 17:12 | 17:23 | 17:33 | |
| 2 | C4.9 | 2023/04/15 | 06:27 | 06:47 | 06:59 | |
| 3 | C4.7 | 2023/04/18 | 15:21 | 15:29 | 15:36 | |
| 4 | C4.3 | 2023/04/15 | 06:59 | 07:03 | 07:07 | |
| 5 | C4.1 | 2023/04/17 | 04:08 | 04:16 | 04:29 | |
| 6 | C3.6 | 2023/04/16 | 19:44 | 19:53 | 20:01 | |
| 7 | C3.5 | 2023/04/15 | 09:45 | 09:54 | 09:58 | |
| 8 | C3.3 | 2023/04/15 | 03:00 | 03:03 | 03:08 | |
| 9 | C3.3 | 2023/04/15 | 03:00 | 03:06 | 03:10 | |
| 10 | C3.2 | 2023/04/14 | 13:37 | 13:45 | 13:52 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/17 | M1.4 |
| Ultima tempesta geomagnetica | 2026/05/16 | Kp6- (G2) |
| Giorni senza macchie | |
|---|---|
| Ultimi 365 giorni | 3 giorni |
| 2026 | 3 giorni (2%) |
| Ultimo giorno senza macchie | 2026/02/24 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| aprile 2026 | 79.3 -6.6 |
| maggio 2026 | 92.2 +12.9 |
| Ultimi 30 giorni | 97 +6.4 |