Sunspot region AR9931
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/05/02 | 8 | 30 | CAO | N15E19 | |
| 2002/05/03 | 9 | 60 | DAO | N16E06 | |
| 2002/05/04 | 13 | 120 | DSO | N16W09 | |
| 2002/05/05 | 14 | 90 | ESO | N15W23 | |
| 2002/05/06 | 10 | 70 | CAO | N16W37 | |
| 2002/05/07 | 3 | 50 | CSO | N15W51 | |
| 2002/05/08 | 1 | 30 | HSX | N15W66 | |
| 2002/05/09 | 1 | 60 | HSX | N15W79 | |
| 2002/05/10 | 1 | 60 | HAX | N15W90 |
Latest news
Tuesday, 13 May 2025
X1.1 solar flare from sunspot region 4086
Tuesday, 15 April 2025
CME arrival, G3 storm watch
Friday, 28 March 2025
X1.1 solar flare
Latest forum messages
Unspecified geomagnetic activity 2423AR4087 6AR4086 47Incoming & Unnumbered Active Regions 1880Current Farside Activity 13
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Space weather facts
| Last X-flare | 2025/05/13 | X1.1 |
| Last M-flare | 2025/05/14 | M5.2 |
| Last geomagnetic storm | 2025/05/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2025 | 140.6 +6.4 |
| May 2025 | 74.9 -65.7 |
| Last 30 days | 99.8 -31.1 |