| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 1999/06/21 | 1 | 400 | HHX | N14E84 | |
| 1999/06/22 | 7 | 260 | DAO | N14E67 | |
| 1999/06/23 | 11 | 280 | FAO | N14E56 | |
| 1999/06/24 | 10 | 240 | DAO | N14E40 | |
| 1999/06/25 | 13 | 200 | DAI | N14E26 | |
| 1999/06/26 | 19 | 210 | DAO | N14E14 | |
| 1999/06/27 | 20 | 120 | DAI | N13E00 | |
| 1999/06/28 | 22 | 120 | DAI | N13W13 | |
| 1999/06/29 | 17 | 50 | DAO | N14W25 | |
| 1999/06/30 | 15 | 50 | CSO | N15W38 | |
| 1999/07/01 | 5 | 30 | AXX | N14W51 | |
| 1999/07/02 | 5 | 10 | BXO | N14W64 | |
| 1999/07/03 | 4 | 20 | BXO | N16W76 |
| C |
|---|
| 3 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C4.99 | 1999/06/21 | 00:00 | 00:07 | 00:28 | |
| 2 | C4.86 | 1999/06/24 | 20:00 | 20:04 | 20:11 | |
| 3 | C2.29 | 1999/06/21 | 09:10 | 09:15 | 09:17 |
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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 | 90.4 +11.1 |
| Ultimi 30 giorni | 99.3 +8.3 |