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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Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1M1.5 Kp3+ | 2M1.72 Kp5- | 3C5.3 Kp6+ S1 | 4C3.5 Kp8- | 5C2.3 Kp4- | 6C1.7 Kp4 | 7B6.8 Kp4 |
8C1.2 Kp3 | 9M2.0 Kp3- | 10B4.8 Kp3 | 11B4.3 Kp2 | 12B6.6 Kp2- | 13C1.2 Kp1- | 14B1.6 Kp1 |
15B2.6 Kp4 | 16B2.5 Kp4 | 17B2.7 Kp3+ | 18B1.5 Kp2+ | 19Kp2- | 20Kp3+ | 21B1.3 Kp3+ |
22Kp3 | 23B1.1 Kp3 | 24B1.5 Kp2- | 25B1.3 Kp2+ | 26B4.9 Kp1+ | 27B5.1 Kp3 | 28B8.6 Kp3+ |
29B5.5 Kp4- | 30B3.1 Kp5+ | |||||
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
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Space weather facts
| Last X-flare | 2024/10/31 | X2.0 |
| Last M-flare | 2024/11/04 | M3.6 |
| Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2024 | 141.4 -74.1 |
| November 2024 | 215.8 +74.4 |
| Last 30 days | 161.1 +7.2 |