| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2023/02/16 | 2 | 240 | DAO | N30E70 | |
| 2023/02/17 | 6 | 400 | DKO | N30E56 | |
| 2023/02/18 | 14 | 280 | DKI | N26E45 | |
| 2023/02/19 | 16 | 300 | EKI | N26E32 | |
| 2023/02/20 | 16 | 310 | EKC | N26E18 | |
| 2023/02/21 | 18 | 240 | ESI | N24E07 | |
| 2023/02/22 | 17 | 200 | ESI | N25W06 | |
| 2023/02/23 | 12 | 140 | ESO | N25W20 | |
| 2023/02/24 | 12 | 150 | ESO | N25W32 | |
| 2023/02/25 | 12 | 150 | ESO | N25W46 | |
| 2023/02/26 | 7 | 130 | ESO | N25W60 | |
| 2023/02/27 | 53 | 40 | CSO | N25W74 |
| C | M | X |
|---|---|---|
| 18 | 3 | 1 |
| Inizio | Massimo | Fine | ||||
|---|---|---|---|---|---|---|
| 1 | X2.28 | 2023/02/17 | 19:38 | 20:16 | 20:50 | |
| 2 | M6.3 | 2023/02/25 | 18:40 | 19:44 | 20:27 | |
| 3 | M3.7 | 2023/02/24 | 20:03 | 20:30 | 21:29 | |
| 4 | M1.1 | 2023/02/16 | 00:19 | 00:32 | 00:43 | |
| 5 | C9.1 | 2023/02/16 | 20:39 | 21:16 | 22:03 | |
| 6 | C8.0 | 2023/02/25 | 04:12 | 04:22 | 04:32 | |
| 7 | C6.0 | 2023/02/21 | 12:17 | 12:21 | 12:25 | |
| 8 | C5.4 | 2023/02/20 | 17:37 | 17:43 | 17:47 | |
| 9 | C4.7 | 2023/02/19 | 20:53 | 21:03 | 21:10 | |
| 10 | C3.8 | 2023/02/17 | 01:31 | 01:35 | 01:42 |
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| Ultimo brillamento X | 2025/12/08 | X1.1 |
| Ultimo brillamento M | 2025/12/31 | M7.11 |
| Ultima tempesta geomagnetica | 2026/01/02 | 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 | 113.6 -10.4 |
| Ultimi 30 giorni | 107.6 -0.4 |