| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2015/04/22 | 10 | 30 | BXI | S10E10 | |
| 2015/04/23 | 15 | 40 | DAC | S10W04 | |
| 2015/04/24 | 11 | 90 | DAI | S09W19 | |
| 2015/04/25 | 12 | 150 | DAI | S10W33 | |
| 2015/04/26 | 18 | 220 | DAI | S09W47 | |
| 2015/04/27 | 9 | 240 | DAI | S10W59 | |
| 2015/04/28 | 7 | 190 | DAO | S09W73 | |
| 2015/04/29 | 2 | 210 | DAO | S09W87 | |
| 2015/04/30 | 2 | 210 | DAO | S09W87 |
| C |
|---|
| 6 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C2.67 | 2015/04/28 | 05:13 | 05:19 | 05:22 | |
| 2 | C2.08 | 2015/04/26 | 20:51 | 20:57 | 21:03 | |
| 3 | C1.91 | 2015/04/24 | 22:52 | 22:59 | 23:04 | |
| 4 | C1.47 | 2015/04/24 | 18:02 | 18:11 | 18:35 | |
| 5 | C1.41 | 2015/04/26 | 11:44 | 11:49 | 11:53 | |
| 6 | C1.17 | 2015/04/26 | 13:47 | 14:12 | 14:21 |
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| Ultimo brillamento X | 2026/01/18 | X1.9 |
| Ultimo brillamento M | 2026/01/21 | M3.4 |
| Ultima tempesta geomagnetica | 2026/01/28 | 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 | 119.2 -4.8 |
| Ultimi 30 giorni | 119.2 +0.9 |