Sunspot region AR10387
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2003/06/19 | 7 | 100 | CSO | N18E62 | |
| 2003/06/20 | 7 | 200 | DKO | N18E49 | |
| 2003/06/21 | 19 | 250 | DAI | N18E36 | |
| 2003/06/22 | 21 | 260 | ESO | N18E23 | |
| 2003/06/23 | 21 | 270 | EAO | N18E10 | |
| 2003/06/24 | 22 | 230 | EKO | N17W03 | |
| 2003/06/25 | 16 | 160 | EAO | N19W16 | |
| 2003/06/26 | 12 | 230 | EAO | N18W29 | |
| 2003/06/27 | 9 | 170 | ESO | N19W42 | |
| 2003/06/28 | 4 | 120 | DAO | N18W55 | |
| 2003/06/29 | 4 | 130 | CSO | N19W70 | |
| 2003/06/30 | 1 | 110 | HSX | N16W83 | |
| 2003/07/01 | 2 | 60 | CAO | N15W92 |
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
Unspecified geomagnetic activity 74AR4366 1032AR4374 23Incoming & Unnumbered Active Regions 171Do the high-resolution sunspot counts point to more complex sunspots? 73
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/16 | M2.4 |
| Last geomagnetic storm | 2026/02/16 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 100.6 -12 |
| Last 30 days | 117.7 +9.9 |