Sunspot region AR12734
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2019/03/06 | 4 | 20 | CRO | N08E27 | |
| 2019/03/07 | 7 | 30 | CRO | N09E13 | |
| 2019/03/08 | 4 | 20 | CAO | N09W01 | |
| 2019/03/09 | 1 | 10 | HAX | N08W17 | |
| 2019/03/10 | 1 | 10 | HSX | N08W30 | |
| 2019/03/11 | 1 | 10 | HSX | N08W44 | |
| 2019/03/12 | 1 | 10 | AXX | N08W59 | |
| 2019/03/13 | 1 | 10 | AXX | N08W72 |
2019/03/06
2019/03/07
2019/03/08
2019/03/09
2019/03/10
2019/03/11
2019/03/12
2019/03/13
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2019/03/06
2019/03/07
2019/03/08
2019/03/09
2019/03/10
2019/03/11
2019/03/12
2019/03/13
|
| A | B | C |
|---|---|---|
| 1 | 1 | 1 |
The top 3 solar flares from sunspot region 12734
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.94 | 2019/03/08 | 03:06 | 03:18 | 03:58 | |
| 2 | B8.99 | 2019/03/09 | 12:15 | 12:26 | 12:37 | |
| 3 | A6.67 | 2019/03/09 | 04:28 | 04:32 | 04:38 |
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
Latest forum messages
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/26 | M4.0 |
| Last geomagnetic storm | 2026/03/25 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (4%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 81.4 +3.2 |
| Last 30 days | 80 -0.8 |