Sunspot region AR10285
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2003/02/09 | 1 | 60 | HSX | S10E75 | |
| 2003/02/10 | 1 | 70 | HAX | S11E65 | |
| 2003/02/11 | 2 | 70 | CAO | S11E51 | |
| 2003/02/12 | 2 | 60 | CAO | S11E38 | |
| 2003/02/13 | 2 | 50 | CSO | S11E25 | |
| 2003/02/14 | 3 | 30 | CAO | S11E12 | |
| 2003/02/15 | 4 | 30 | CAO | S11W01 | |
| 2003/02/16 | 8 | 20 | BXO | S11W14 | |
| 2003/02/17 | 4 | 10 | CSO | S12W27 |
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
AR4409 146Comet C/2026 A1 (MAPS) for the southern hemisphere 47Current Farside Activity 438Incoming & Unnumbered Active Regions 257AR4405 240
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/04 | M1.3 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| 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 | 133.3 +47.4 |
| Last 30 days | 96.1 +32 |
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