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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1M1.59 Kp4- | 2M4.1 G1 | 3M1.6 G1 | 4M9.79 Kp2+ | 5M2.29 Kp3+ | 6C1.35 Kp3+ | 7B5.86 Kp2 |
8C6.1 Kp2 | 9M1.33 Kp3- | 10M1.26 Kp3- | 11M1.12 Kp2 | 12M1.54 Kp4 | 13M1.59 Kp4 | 14M1.56 Kp4- |
15M6.36 Kp4+ | 16M4.69 Kp4+ | 17M1.1 G2 | 18M3.96 Kp3+ | 19M1.66 Kp2+ | 20M1.09 Kp2+ | 21M1.17 Kp2 |
22C9.14 Kp3- | 23M1.36 G3 | 24M1.87 G4 | 25C5.16 G1 | 26C8.73 Kp4- | 27C3.43 Kp3- | 28M1.24 Kp3- |
29C2.44 G1 | 30C7.23 Kp4+ | 31C6.87 Kp4 | ||||
Latest news
Saturday, 23 March 2024
X1.1 solar flare with earth-directed CME
Wednesday, 20 March 2024
Sunspot region 3615, G1 watch
Thursday, 22 February 2024
X6.3 solar flare
Latest forum messages
Unspecified geomagnetic activity 934Growth of Cycle 25 424GONG Farside Images added to the SWL site? 5Changelog/Featurelog 152Imagery from Total Solar Eclipse 08/04/2024 5
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Space weather facts
| Last X-flare | 2024/03/28 | X1.1 |
| Last M-flare | 2024/04/19 | M1.0 |
| Last geomagnetic storm | 2024/04/16 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2024 | 104.9 -19.8 |