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.
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November 1999 |
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1C3.7 Kp4- | 2C2.8 Kp3- | 3C8.9 Kp3 | 4C7.9 Kp2+ | 5M3.0 Kp3 | 6C5.0 Kp4- | 7C3.1 G1 |
8C8.5 G1 | 9M1.1 G1 | 10M1.5 Kp4- | 11C8.6 G1 | 12M1.7 Kp3 | 13M1.3 G2 | 14M8.0 Kp3 |
15M2.9 Kp2+ | 16M3.8 Kp4+ | 17M7.4 Kp3 | 18M1.4 Kp4- | 19C2.1 Kp4 | 20M3.2 Kp3+ | 21M3.4 Kp3+ |
22C8.9 Kp4- | 23C2.0 G1 | 24M3.0 G1 | 25M2.0 G1 | 26M6.0 Kp2 | 27X1.4 Kp1+ | 28M3.5 Kp3- |
29M1.1 Kp2+ | 30C2.7 Kp3+ | |||||
Latest news
Wednesday, 29 November 2023
M9.8 solar flare with earth-directed CME
Friday, 10 November 2023
Coronal mass ejection impact expected on 11 November
Monday, 6 November 2023
Strong geomagnetic storm sparks aurora all over Europe
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Space weather facts
| Last X-flare | 2023/08/07 | X1.51 |
| Last M-flare | 2023/11/28 | M9.8 |
| Last geomagnetic storm | 2023/11/25 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2023 | 99.4 -34.2 |