Sunspot region AR10187
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/11/07 | 4 | 20 | CSO | N07E07 | |
| 2002/11/08 | 4 | 20 | BXO | N07W07 | |
| 2002/11/09 | 4 | 10 | BXO | N08W18 |
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 10187
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.27 | 2002/11/06 | 19:40 | 19:46 | 19:56 |
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
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Space weather facts
| Last X-flare | 2025/05/13 | X1.1 |
| Last M-flare | 2025/05/12 | M1.9 |
| 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 | 76.7 -63.9 |
| Last 30 days | 101.4 -29.5 |