| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/06/28 | 7 | 10 | BXO | S16E55 | |
| 2012/06/29 | 5 | 10 | BXO | S15E42 | |
| 2012/06/30 | 11 | 60 | DAO | S16E30 | |
| 2012/07/01 | 11 | 70 | DSI | S15E15 | |
| 2012/07/02 | 7 | 10 | BXO | S15E02 | |
| 2012/07/03 | 3 | 10 | AXX | S14W13 | |
| 2012/07/04 | 7 | 10 | AXX | S14W27 |
| B | C |
|---|---|
| 1 | 7 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C8.84 | 2012/07/04 | 04:03 | 04:10 | 04:21 | |
| 2 | C6.37 | 2012/06/30 | 08:22 | 08:30 | 08:37 | |
| 3 | C6.34 | 2012/07/08 | 03:28 | 03:32 | 03:35 | |
| 4 | C4.26 | 2012/07/02 | 10:33 | 10:37 | 10:41 | |
| 5 | C3.95 | 2012/06/30 | 10:48 | 10:57 | 11:02 | |
| 6 | C3.45 | 2012/07/01 | 15:26 | 15:32 | 15:37 | |
| 7 | C2.7 | 2012/07/02 | 12:19 | 12:28 | 12:42 | |
| 8 | B8.83 | 2012/06/28 | 03:18 | 03:23 | 03:33 |
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| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/04 | M7.6 |
| Last geomagnetic storm | 2026/04/02 | Kp6- (G2) |
| 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 | 141 +55.1 |
| Last 30 days | 95.4 +31.2 |