Sunspot region AR12275
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2015/01/27 | 3 | 10 | CSO | S16W14 | |
| 2015/01/28 | 11 | 90 | DAI | S17W26 | |
| 2015/01/29 | 11 | 200 | DAI | S17W40 | |
| 2015/01/30 | 10 | 140 | DAO | S17W53 | |
| 2015/01/31 | 7 | 140 | DAO | S17W67 | |
| 2015/02/01 | 5 | 80 | DAO | S17W80 | |
| 2015/02/02 | 2 | 60 | CAO | S17W94 | |
| 2015/02/03 | 2 | 60 | CAO | S17W0* |
2015/01/27
2015/01/28
2015/01/29
2015/01/30
2015/01/31
2015/02/01
|
2015/01/27
2015/01/28
2015/01/29
2015/01/30
2015/01/31
2015/02/01
|
| C |
|---|
| 2 |
The top 2 solar flares from sunspot region 12275
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.61 | 2015/02/01 | 08:41 | 08:46 | 08:51 | |
| 2 | C2.32 | 2015/01/31 | 16:35 | 16:41 | 16:50 |
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Space weather facts
| Last X-flare | 2025/03/28 | 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 | 77.8 -62.8 |
| Last 30 days | 102.2 -30.7 |