Sunspot region AR10300
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2003/03/04 | 1 | 10 | AXX | N16E66 | |
| 2003/03/05 | 1 | 30 | HSX | N16E53 | |
| 2003/03/06 | 1 | 10 | HRX | N16E38 | |
| 2003/03/07 | 2 | 10 | AXX | N17E25 | |
| 2003/03/08 | 3 | 10 | BXO | N16E14 | |
| 2003/03/11 | 6 | 20 | BXO | N16W26 | |
| 2003/03/12 | 9 | 30 | DAO | N16W39 | |
| 2003/03/13 | 9 | 40 | CAO | N16W51 | |
| 2003/03/14 | 1 | 50 | HAX | N16W65 | |
| 2003/03/15 | 2 | 20 | AXX | N17W81 |
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
Space Weather Memes 789Current Farside Activity 354Incoming & Unnumbered Active Regions 151AR4362 17AR 4371 18
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/05 | M1.1 |
| 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 | 141.3 +17.3 |
| Last 30 days | 123.9 +16.5 |