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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September 1997 |
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Tuesday Tues. |
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Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1C2.99 Kp2- | 2M1.49 Kp2 | 3C3.59 Kp6+ | 4B9.57 Kp5 | 5C2.27 Kp2 | 6C1.7 Kp3- | 7C4.44 Kp2 |
8M1.36 Kp4- | 9M1.3 Kp4- | 10C1.36 Kp5- | 11B6.6 Kp3 | 12C1.66 Kp4+ | 13C3.56 Kp3+ | 14C3.94 Kp3+ |
15C6.33 Kp3+ | 16C4.49 Kp3 | 17M2.26 Kp4- | 18C3.94 Kp5 | 19M1.18 Kp2- | 20C3.1 Kp2+ | 21C3.71 Kp5 |
22C6.83 Kp4+ | 23C2.64 Kp2 | 24M8.14 Kp2 | 25C9.69 Kp1+ | 26C5.89 Kp2- | 27B2.4 Kp4 | 28C1.32 Kp4 |
29C3.54 Kp3 | 30B2.07 Kp3+ | |||||
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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Light pillar 4AR4299 M8.1 CME 2025/12/06 268AR 4299 153Geomagnetic Data / Monitoring 6AR4294 / 4296 / 4298 437
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/09 | M1.5 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
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| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
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| November 2025 | 91.8 -22.8 |
| December 2025 | 160.6 +68.8 |
| Last 30 days | 108.7 +12.8 |