| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 1999/05/22 | 2 | 60 | CSO | N32E62 | |
| 1999/05/23 | 3 | 50 | CSO | N33E50 | |
| 1999/05/24 | 6 | 40 | CSO | N32E36 | |
| 1999/05/25 | 9 | 70 | CSO | N32E25 | |
| 1999/05/26 | 5 | 60 | CSO | N32E10 | |
| 1999/05/27 | 5 | 50 | CSO | N31W02 | |
| 1999/05/28 | 6 | 50 | CSO | N32W14 | |
| 1999/05/29 | 1 | 20 | HSX | N32W25 | |
| 1999/05/30 | 1 | 20 | HSX | N31W37 | |
| 1999/05/31 | 3 | 10 | AXX | N30W49 | |
| 1999/06/02 | 1 | 0 | AXX | N32W77 | |
| 1999/06/03 | 1 | 0 | AXX | N32W90 |
| C |
|---|
| 8 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C4.93 | 1999/05/23 | 14:25 | 14:40 | 14:54 | |
| 2 | C3.54 | 1999/06/02 | 07:05 | 07:10 | 07:13 | |
| 3 | C2.69 | 1999/05/23 | 10:35 | 10:43 | 10:52 | |
| 4 | C2.34 | 1999/05/24 | 08:06 | 08:13 | 08:38 | |
| 5 | C1.71 | 1999/06/02 | 10:54 | 10:57 | 11:00 | |
| 6 | C1.66 | 1999/05/30 | 06:05 | 06:12 | 06:23 | |
| 7 | C1.56 | 1999/05/24 | 06:44 | 06:48 | 06:51 | |
| 8 | C1.5 | 1999/05/24 | 13:25 | 13:28 | 13:31 |
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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 |