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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1C1.82 Kp2- | 2B4.58 Kp1+ | 3C7.13 Kp2- | 4M2.33 Kp2- | 5M1.48 Kp1+ | 6M7.77 Kp1- | 7C7.78 Kp2- |
8B2.41 Kp2 | 9B4.19 Kp2 | 10C1.28 Kp3 | 11C6.86 Kp5- | 12C6.74 Kp4- | 13C1.87 Kp3- | 14C1.68 Kp3 |
15C3.32 Kp4- | 16B6.36 Kp3+ | 17C1.11 Kp3- | 18B5.64 Kp2+ | 19B2.77 Kp1+ | 20B3.87 Kp2- | 21B2.97 Kp2- |
22Kp2 | 23B1.75 Kp3 | 24Kp3- | 25B4.08 Kp1+ | 26Kp1 | 27Kp5- | 28B3.38 Kp3+ |
29B3.54 Kp2 | 30C1.14 Kp1 | |||||
Latest news
Sunday, 7 December 2025
M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
X4.0 solar flare
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AR4299 M8.1 CME 2025/12/06 216Geomagnetic Data / Monitoring 4AR4294 / 4296 / 4298 434AR 4299 150Space Weather Memes 762
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/09 | M1.6 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 160.6 +68.8 |
| Last 30 days | 108.7 +12.8 |