| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2021/05/07 | 5 | 130 | CSO | N18E70 | |
| 2021/05/08 | 7 | 180 | CSI | N18E57 | |
| 2021/05/09 | 8 | 180 | DSI | N18E45 | |
| 2021/05/10 | 10 | 130 | DAO | N18E32 | |
| 2021/05/11 | 9 | 190 | DAO | N19E18 | |
| 2021/05/12 | 9 | 190 | DAO | N18E04 | |
| 2021/05/13 | 3 | 100 | DAO | N18W10 | |
| 2021/05/14 | 3 | 60 | CAO | N17W22 | |
| 2021/05/15 | 3 | 50 | CAO | N16W35 | |
| 2021/05/16 | 1 | 50 | HSX | N17W49 | |
| 2021/05/17 | 1 | 40 | HSX | N17W63 | |
| 2021/05/18 | 1 | 40 | HSX | N18W76 | |
| 2021/05/19 | 1 | 40 | HSX | N18W91 | |
| 2021/05/20 | 1 | 40 | HSX | N18W0* |
| B | C | M |
|---|---|---|
| 23 | 6 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | M3.9 | 2021/05/07 | 18:43 | 19:04 | 19:19 | |
| 2 | C8.7 | 2021/05/08 | 18:22 | 18:45 | 18:58 | |
| 3 | C4.0 | 2021/05/09 | 13:37 | 13:58 | 14:09 | |
| 4 | C2.0 | 2021/05/09 | 14:20 | 14:49 | 15:25 | |
| 5 | C1.6 | 2021/05/09 | 04:18 | 04:36 | 04:42 | |
| 6 | C1.5 | 2021/05/08 | 12:33 | 13:00 | 13:19 | |
| 7 | C1.5 | 2021/05/12 | 09:15 | 09:35 | 09:47 | |
| 8 | B3.5 | 2021/05/11 | 08:23 | 08:40 | 09:04 | |
| 9 | B3.5 | 2021/05/13 | 02:33 | 02:44 | 02:51 | |
| 10 | B3.1 | 2021/05/08 | 20:56 | 21:07 | 21:11 |
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| Ultimo brillamento X | 2025/12/08 | X1.1 |
| Ultimo brillamento M | 2025/12/28 | M1.3 |
| Ultima tempesta geomagnetica | 2025/12/22 | Kp5 (G1) |
| Giorni senza macchie | |
|---|---|
| Ultimo giorno senza macchie | 2022/06/08 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| novembre 2025 | 91.8 -22.8 |
| dicembre 2025 | 115.5 +23.7 |
| Ultimi 30 giorni | 115.2 +29.6 |