Sunspot region AR9091
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2000/07/17 | 1 | 30 | HSX | S07E69 | |
| 2000/07/18 | 5 | 110 | CAO | S06E54 | |
| 2000/07/19 | 4 | 70 | CSO | S07E41 | |
| 2000/07/20 | 3 | 40 | CAO | S06E27 | |
| 2000/07/21 | 5 | 60 | CSO | S06E15 | |
| 2000/07/22 | 1 | 50 | HSX | S06E04 | |
| 2000/07/23 | 1 | 30 | HSX | S06W11 | |
| 2000/07/24 | 2 | 30 | HSX | S06W24 | |
| 2000/07/25 | 2 | 20 | HSX | S06W37 | |
| 2000/07/26 | 1 | 0 | AXX | S06W51 | |
| 2000/07/27 | 1 | 0 | AXX | S04W64 |
| C |
|---|
| 2 |
The top 2 solar flares from sunspot region 9091
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C7.1 | 2000/07/16 | 20:44 | 20:52 | 20:57 | |
| 2 | C5.37 | 2000/07/17 | 18:40 | 18:43 | 18:46 |
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| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/05/17 | M1.4 |
| Last geomagnetic storm | 2026/05/16 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2026 | 79.3 -6.6 |
| May 2026 | 92.2 +12.9 |
| Last 30 days | 97 +6.4 |
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