| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2004/11/12 | 2 | 80 | CSO | S16E70 | |
| 2004/11/13 | 2 | 100 | CSO | S17E60 | |
| 2004/11/14 | 3 | 100 | CAO | S17E45 | |
| 2004/11/15 | 2 | 70 | HAX | S15E30 | |
| 2004/11/16 | 3 | 70 | CSO | S15E17 | |
| 2004/11/17 | 1 | 60 | HSX | S15E04 | |
| 2004/11/18 | 1 | 50 | HSX | S15W09 | |
| 2004/11/19 | 1 | 60 | HSX | S15W22 | |
| 2004/11/20 | 1 | 50 | HSX | S16W34 | |
| 2004/11/21 | 2 | 50 | HSX | S16W48 | |
| 2004/11/22 | 1 | 30 | HSX | S15W61 | |
| 2004/11/23 | 1 | 30 | HSX | S17W74 | |
| 2004/11/24 | 1 | 30 | HSX | S15W83 |
| B |
|---|
| 1 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B3.66 | 2004/11/21 | 10:22 | 10:26 | 10:31 |
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| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/09 | M1.0 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2026 | 85.9 +7.7 |
| April 2026 | 107.7 +21.8 |
| Last 30 days | 100 +44.8 |