Sunspot region AR11854
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/09/29 | 5 | 50 | DSO | N06E65 | |
| 2013/09/30 | 3 | 30 | CAO | N06E51 | |
| 2013/10/01 | 1 | 10 | HRX | N05E34 | |
| 2013/10/02 | 1 | 10 | HSX | N05E19 | |
| 2013/10/03 | 1 | 20 | HSX | N05E04 |
2013/09/29
2013/09/30
2013/10/01
2013/10/02
2013/10/03
|
2013/09/29
2013/09/30
2013/10/01
2013/10/02
2013/10/03
|
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Latest forum messages
JHelioviewer Tips and Settings 40AR4366 609X8 CME 1X1.9 CME 1359New satellites - Proba-3, PUNCH, SWFO-L1, GOES-U/19 71
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Space weather facts
| Last X-flare | 2026/02/02 | X1.6 |
| Last M-flare | 2026/02/02 | M2.5 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| February 2026 | 114 -10 |
| Last 30 days | 118.1 +6.2 |