Sunspot region AR12556
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2016/06/18 | 1 | 30 | HSX | N05E72 | |
| 2016/06/19 | 1 | 30 | HSX | N05E57 | |
| 2016/06/20 | 1 | 30 | HSX | N06E43 | |
| 2016/06/21 | 1 | 40 | HAX | N06E29 | |
| 2016/06/22 | 1 | 10 | HAX | N06E16 | |
| 2016/06/23 | 1 | 10 | HSX | N05E03 |
2016/06/18
2016/06/19
2016/06/20
2016/06/21
2016/06/22
2016/06/23
|
2016/06/18
2016/06/19
2016/06/20
2016/06/21
2016/06/22
2016/06/23
|
| B |
|---|
| 3 |
The top 3 solar flares from sunspot region 12556
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B5.34 | 2016/06/16 | 17:46 | 17:53 | 18:06 | |
| 2 | B4.07 | 2016/06/18 | 14:30 | 14:35 | 14:39 | |
| 3 | B3.45 | 2016/06/17 | 04:56 | 05:19 | 05:40 |
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
Incoming & Unnumbered Active Regions 236CMes from ar 4392 (19-21st of march) 267Growth of Cycle 25 994AR4401 15Space Weather Watch App 4
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/18 | M2.7 |
| Last geomagnetic storm | 2026/03/23 | 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 | 77.7 -0.5 |
| Last 30 days | 72.3 -15.7 |