Sunspot region AR9940
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/05/05 | 1 | 70 | HAX | N14E72 | |
| 2002/05/06 | 2 | 40 | HSX | N13E55 | |
| 2002/05/07 | 1 | 40 | HAX | N13E42 | |
| 2002/05/08 | 1 | 20 | HSX | N15E28 | |
| 2002/05/09 | 11 | 50 | DSO | N15E15 | |
| 2002/05/10 | 14 | 80 | DSO | N15E03 | |
| 2002/05/11 | 13 | 40 | DSO | N17W11 | |
| 2002/05/12 | 7 | 30 | ESO | N17W24 | |
| 2002/05/13 | 6 | 30 | CSO | N18W38 | |
| 2002/05/14 | 3 | 10 | BXO | N19W51 | |
| 2002/05/15 | 1 | 10 | AXX | N19W67 |
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 9940
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.54 | 2002/05/08 | 06:24 | 06:28 | 06:33 |
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Space weather facts
| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| 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 |
| January 2026 | 119.2 -4.8 |
| Last 30 days | 119.5 +1.5 |