The aurora and solar activity archive
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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October 2024 |
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1X7.1 | 2M3.6 | 3X9.0 | 4M4.0 | 5M2.4 | 6M1.5 | |
7X2.1 | 8M1.2 | 9X1.8 S3 | ||||
Latest news
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Tuesday, 8 October 2024
Double X-flares, glancing blow possible
Saturday, 5 October 2024
Incoming CME, G3 geomagnetic storm watch
Latest forum messages
AR3848 X1.84 9th Oct 2024 Earth directed CME 456How did you get into space weather? 7UTC/ and Date vs Local times 3AR 3852 7Space weather and anxiety. What is true? What is false? 16
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Space weather facts
| Last X-flare | 2024/10/09 | X1.4 |
| Last M-flare | 2024/10/09 | M7.6 |
| Last geomagnetic storm | 2024/10/08 | Kp7+ (G3) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2024 | 141.4 -74.1 |
| October 2024 | 175 +33.6 |
| Last 30 days | 148.9 -28.3 |