| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2021/09/28 | 5 | 10 | CRO | N32E54 | |
| 2021/09/29 | 18 | 390 | DKC | N30E42 | |
| 2021/09/30 | 13 | 210 | DAO | N32E30 | |
| 2021/10/01 | 4 | 260 | DHO | N32E16 | |
| 2021/10/02 | 3 | 230 | ESO | N32E04 | |
| 2021/10/03 | 6 | 230 | DSO | N31W07 | |
| 2021/10/04 | 8 | 160 | ESO | N31W21 | |
| 2021/10/05 | 6 | 120 | CSO | N31W34 | |
| 2021/10/06 | 1 | 20 | HRX | N31W50 | |
| 2021/10/07 | 1 | 10 | AXX | N31W64 |
| B | C |
|---|---|
| 12 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | C1.4 | 2021/09/29 | 02:08 | 02:18 | 02:23 | |
| 2 | B4.9 | 2021/09/30 | 10:18 | 10:23 | 10:28 | |
| 3 | B4.1 | 2021/09/29 | 00:13 | 00:18 | 00:24 | |
| 4 | B3.9 | 2021/09/29 | 01:25 | 01:32 | 01:43 | |
| 5 | B3.2 | 2021/10/01 | 21:29 | 21:39 | 21:47 | |
| 6 | B3.1 | 2021/10/03 | 16:20 | 16:30 | 16:34 | |
| 7 | B2.7 | 2021/10/02 | 08:39 | 08:47 | 08:51 | |
| 8 | B2.4 | 2021/10/03 | 10:18 | 10:28 | 10:35 | |
| 9 | B2.4 | 2021/10/04 | 09:53 | 10:03 | 10:09 | |
| 10 | B2.1 | 2021/10/02 | 08:30 | 08:35 | 08:39 |
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| Ultimo brillamento X | 2026/04/24 | X2.5 |
| Ultimo brillamento M | 2026/05/29 | M1.1 |
| 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 | 96.6 +17.3 |
| Ultimi 30 giorni | 97.8 +4.4 |