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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February 2005 |
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Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1Kp3 | 2Kp3+ | 3B5.62 Kp4 | 4M1.02 Kp2- | 5C1.79 Kp1 | 6C1.83 Kp3+ | |
7C5.35 Kp6- | 8C2.85 Kp5+ | 9C1.05 Kp5- | 10C2.49 Kp4 | 11C1.44 Kp3+ | 12C1.28 Kp2+ | 13C3.93 Kp2 |
14C2.79 Kp2+ | 15C1.51 Kp2- | 16C7.11 Kp4- | 17C3.31 Kp4- | 18C2.93 Kp6+ | 19M4.72 Kp4 | 20B5.5 Kp4 |
21B9.16 Kp3 | 22C1.23 Kp2- | 23C3.84 Kp1+ | 24B3.52 Kp3 | 25Kp3+ | 26Kp3 | 27Kp3 |
28Kp4- | ||||||
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 10AR4299 M8.1 CME 2025/12/06 278AR4294 / 4296 / 4298 440AR 4299 154Geomagnetic Data / Monitoring 6
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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 | |
|---|---|
| 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 +10.6 |