Sunspot region AR11855
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/10/01 | 8 | 10 | BXO | S13E16 | |
| 2013/10/02 | 17 | 80 | DSI | S14E01 | |
| 2013/10/03 | 16 | 130 | DSI | S14W11 | |
| 2013/10/04 | 14 | 90 | DSO | S13W26 | |
| 2013/10/05 | 15 | 80 | DAI | S13W39 | |
| 2013/10/06 | 9 | 70 | DAO | S13W53 | |
| 2013/10/07 | 7 | 40 | CAO | S13W67 | |
| 2013/10/08 | 2 | 30 | CRO | S13W82 |
2013/10/01
2013/10/02
2013/10/03
2013/10/04
2013/10/05
2013/10/06
2013/10/07
2013/10/08
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2013/10/01
2013/10/02
2013/10/03
2013/10/04
2013/10/05
2013/10/06
2013/10/07
2013/10/08
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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
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| 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 |
| April 2026 | 130 +51.8 |
| Last 30 days | 91.6 +20.3 |
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