Sunspot region AR10102
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/09/03 | 1 | 50 | HSX | N09E65 | |
| 2002/09/04 | 2 | 40 | HSX | N08E53 | |
| 2002/09/05 | 1 | 20 | HAX | N08E39 | |
| 2002/09/06 | 1 | 10 | HSX | N08E26 | |
| 2002/09/14 | 2 | 10 | AXX | N08W78 | |
| 2002/09/15 | 1 | 30 | HSX | N08W94 |
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 10102
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C7.37 | 2002/09/05 | 16:18 | 17:06 | 17:35 |
Latest news
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
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Complex sunspot region 4366
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Space weather facts
| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/04/28 | M1.11 |
| Last geomagnetic storm | 2026/04/20 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2026 | 79.3 -6.6 |
| May 2026 | 158 +78.7 |
| Last 30 days | 89.5 -5.8 |
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