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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Monday Mon. |
Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1M7.1 Kp3+ | 2C5.5 Kp3+ | 3M7.2 Kp2 | 4M3.9 Kp2+ | 5M2.1 Kp2- | 6C5.2 Kp6 | 7M1.64 Kp4 |
8M2.3 Kp4+ S1 | 9M6.5 Kp4+ S1 | 10M2.2 Kp5+ S1 | 11M2.2 Kp3- S1 | 12C5.6 Kp5+ | 13C9.0 Kp4 | 14C7.0 Kp3+ |
15C3.4 Kp3- | 16M9.62 Kp3- | 17C9.5 Kp1 | 18M4.5 Kp1- | 19M5.3 Kp4 | 20M8.96 Kp6- | 21M2.6 Kp6- |
22M1.9 Kp5- | 23M3.0 Kp4- | 24M1.85 Kp3 | 25M1.1 Kp3 | 26M1.3 Kp2- | 27C8.4 Kp2 | 28M1.0 Kp3 |
29C6.5 Kp1+ | 30M1.4 Kp2 | 31M4.2 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 11AR 13886 7Growth of Cycle 25 741Filaments and prominences 370Ask 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 | 160.2 +7.5 |