Sunspot region AR12281
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2015/02/04 | 1 | 60 | CAO | N13E75 | |
| 2015/02/05 | 3 | 50 | CAO | N13E61 | |
| 2015/02/06 | 5 | 80 | CAO | N13E46 | |
| 2015/02/07 | 5 | 80 | CAO | N14E34 | |
| 2015/02/08 | 6 | 70 | DAO | N13E23 | |
| 2015/02/09 | 10 | 110 | DAC | N14E09 | |
| 2015/02/10 | 11 | 50 | DAC | N14W06 | |
| 2015/02/11 | 14 | 60 | EAC | N12W20 | |
| 2015/02/12 | 17 | 20 | CAO | N13W34 |
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| C |
|---|
| 4 |
The top 4 solar flares from sunspot region 12281
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.5 | 2015/02/09 | 07:04 | 07:13 | 07:16 | |
| 2 | C2.19 | 2015/02/09 | 09:02 | 09:05 | 09:08 | |
| 3 | C1.97 | 2015/02/07 | 01:05 | 01:21 | 01:29 | |
| 4 | C1.59 | 2015/02/06 | 03:05 | 03:15 | 03:24 |
Latest news
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/09 | M1.0 |
| Last geomagnetic storm | 2026/04/18 | 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 | 83.6 -2.3 |
| Last 30 days | 94.5 +32.8 |
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