Sunspot region AR12155
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2014/09/05 | 3 | 170 | DAO | S20E59 | |
| 2014/09/06 | 6 | 120 | DAO | S20E47 | |
| 2014/09/07 | 5 | 120 | DAO | S20E33 | |
| 2014/09/08 | 6 | 120 | CAO | S20E19 | |
| 2014/09/09 | 4 | 100 | CAO | S19E06 | |
| 2014/09/10 | 9 | 60 | DAC | S21W08 | |
| 2014/09/11 | 10 | 60 | CAI | S21W22 | |
| 2014/09/12 | 5 | 30 | BXO | S19W34 | |
| 2014/09/13 | 3 | 10 | BXO | S19W48 | |
| 2014/09/14 | 2 | 10 | BXO | S19W61 |
2014/09/05
2014/09/06
2014/09/07
2014/09/08
2014/09/09
2014/09/10
2014/09/11
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2014/09/13
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2014/09/05
2014/09/06
2014/09/07
2014/09/08
2014/09/09
2014/09/10
2014/09/11
2014/09/12
2014/09/13
2014/09/14
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| C |
|---|
| 2 |
The top 2 solar flares from sunspot region 12155
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C5.43 | 2014/09/05 | 01:44 | 01:50 | 01:52 | |
| 2 | C2.18 | 2014/09/04 | 14:45 | 14:49 | 14:53 |
Latest news
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
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| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/09 | M1.0 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| 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 | 88.1 +2.2 |
| Last 30 days | 93.2 +32.7 |
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