Sunspot region AR11771
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/06/15 | 1 | 20 | HRX | S12E64 | |
| 2013/06/16 | 1 | 10 | AXX | S11E51 |
2013/06/15
2013/06/16
|
2013/06/15
2013/06/16
|
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
Latest forum messages
AR4420 31Incoming & Unnumbered Active Regions 281New satellites - Proba-3, PUNCH, SWFO-L1, GOES-U/19 77Coronal Holes 42/44 98Current Farside Activity 460
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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 | 2026/04/20 | Kp5 (G1) |
| 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 | 78.7 -7.2 |
| Last 30 days | 91.4 +21.7 |
