Sunspot region AR9435
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/04/20 | 4 | 20 | CSO | S21E28 | |
| 2001/04/21 | 7 | 30 | DAO | S20E14 | |
| 2001/04/22 | 15 | 210 | DAO | S20E01 | |
| 2001/04/23 | 14 | 250 | DAO | S20W12 | |
| 2001/04/24 | 8 | 220 | DAO | S19W26 | |
| 2001/04/25 | 8 | 200 | DSO | S19W39 | |
| 2001/04/26 | 5 | 180 | DAO | S21W51 | |
| 2001/04/27 | 4 | 180 | DAO | S21W65 | |
| 2001/04/28 | 3 | 160 | CAO | S20W80 | |
| 2001/04/29 | 1 | 100 | HAX | S20W92 |
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
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/25 | M2.4 |
| Last geomagnetic storm | 2026/02/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (5%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 76.8 -35.8 |
| Last 30 days | 83.6 -38.4 |