Sunspot region AR10657
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2004/08/07 | 1 | 80 | HAX | N10E82 | |
| 2004/08/08 | 1 | 60 | HAX | N11E65 | |
| 2004/08/09 | 1 | 40 | HAX | N11E51 | |
| 2004/08/10 | 1 | 40 | HAX | N11E38 | |
| 2004/08/11 | 1 | 30 | HSX | N11E25 | |
| 2004/08/12 | 1 | 60 | HSX | N10E12 | |
| 2004/08/13 | 1 | 30 | HSX | N10W02 | |
| 2004/08/14 | 1 | 30 | HSX | N10W15 | |
| 2004/08/15 | 2 | 20 | HSX | N10W28 | |
| 2004/08/16 | 1 | 20 | HSX | N10W41 |
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What makes AR3684 magnetically distinct from AR3685? 5Filaments and prominences 127Unproven theories 481AR3664 1072AR3685 53
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Space weather facts
| Last X-flare | 2024/05/15 | X2.9 |
| Last M-flare | 2024/05/17 | M7.1 |
| Last geomagnetic storm | 2024/05/17 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2024 | 136.5 +31.6 |
| May 2024 | 157.2 +20.7 |
| Last 30 days | 171.9 +57.9 |