Sunspot region AR12144
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2014/08/15 | 5 | 20 | CRO | S17W19 | |
| 2014/08/16 | 9 | 60 | CAO | S17W33 | |
| 2014/08/17 | 8 | 130 | DAI | S17W47 | |
| 2014/08/18 | 5 | 220 | DSI | S17W61 | |
| 2014/08/19 | 3 | 180 | DAO | S17W73 | |
| 2014/08/20 | 2 | 100 | DAO | S17W87 | |
| 2014/08/21 | 2 | 100 | DAO | S17W0* |
2014/08/15
2014/08/16
2014/08/17
2014/08/18
2014/08/19
2014/08/20
|
2014/08/15
2014/08/16
2014/08/17
2014/08/18
2014/08/19
2014/08/20
|
| B | C |
|---|---|
| 2 | 8 |
The top 10 solar flares from sunspot region 12144
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.85 | 2014/08/16 | 09:25 | 09:29 | 09:32 | |
| 2 | C1.99 | 2014/08/15 | 22:34 | 22:38 | 22:40 | |
| 3 | C1.56 | 2014/08/15 | 13:00 | 13:47 | 13:50 | |
| 4 | C1.26 | 2014/08/15 | 10:05 | 10:10 | 10:17 | |
| 5 | C1.14 | 2014/08/17 | 22:05 | 22:09 | 22:15 | |
| 6 | C1.12 | 2014/08/18 | 07:54 | 07:59 | 08:05 | |
| 7 | C1.1 | 2014/08/17 | 07:01 | 07:04 | 07:06 | |
| 8 | C1.01 | 2014/08/17 | 01:51 | 01:56 | 02:01 | |
| 9 | B6.77 | 2014/08/15 | 00:30 | 00:45 | 01:14 | |
| 10 | B5.92 | 2014/08/18 | 09:22 | 09:25 | 09:27 |
Latest news
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
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| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/28 | M1.3 |
| Last geomagnetic storm | 2026/03/25 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 85.2 +7 |
| Last 30 days | 85.2 +9.8 |
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