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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Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1C6.7 Kp4- | 2C3.4 Kp4- | |||||
3C2.8 Kp4- | 4C2.1 Kp4- | 5C1.9 Kp3+ | 6M3.01 Kp3 | 7C5.8 Kp3 | 8M2.9 Kp2 | 9C9.0 Kp3 |
10M2.83 Kp3+ | 11M1.3 Kp2+ | 12C6.1 Kp1+ | 13C8.3 Kp2+ | 14M1.5 Kp2+ | 15C7.0 Kp2+ | 16C8.9 Kp2- |
17C7.0 Kp2- | 18C4.7 Kp5- | 19C3.9 Kp4- | 20C3.6 Kp2+ | 21M1.7 Kp3+ | 22C4.8 Kp2+ | 23C2.2 Kp8+ S1 |
24C2.8 Kp8 | 25C1.7 Kp3+ | 26C2.5 Kp3+ | 27M1.8 Kp4+ | 28C7.1 Kp4 | 29C8.8 Kp4 | 30M2.4 Kp3 |
Latest news
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Tuesday, 8 October 2024
Double X-flares, glancing blow possible
Latest forum messages
AR13889 13Filaments and prominences 373AR 13886 7Growth of Cycle 25 741Ask your obscure/"stupid" space weather questions. 40
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Space weather facts
| Last X-flare | 2024/11/06 | X2.3 |
| Last M-flare | 2024/11/07 | M2.3 |
| Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 194.5 +28.1 |
| Last 30 days | 160.1 +7.7 |