Searching for historical solar and auroral activity data? The archive is filled with data between the year 1996 and yesterday. You can choose a viewing mode to quickly look for days with interesting space weather and pick a day to view the archived data for that day with more detailed space weather data.
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May 2024 |
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Sunday Sun. |
1M1.9 | 2M2.7 | 3X1.6 | 4M9.13 | 5X1.32 | ||
6X4.52 | 7M8.29 | 8X1.02 | 9X2.2 | 10X3.98 S2 | 11X5.89 S2 | 12X1.02 S1 |
13M6.6 S1 | 14X8.79 S2 | 15X3.3 S1 | ||||
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Last X-flare | 2024/05/15 | X2.9 |
Last M-flare | 2024/05/15 | M3.2 |
Last geomagnetic storm | 2024/05/13 | Kp6 (G2) |
Spotless days | |
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Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
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April 2024 | 136.5 +31.6 |
May 2024 | 153.1 +16.6 |
Last 30 days | 176.7 +74.1 |