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.
July 1996 |
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1Kp3+ | 2Kp3- | 3Kp3+ | 4Kp3+ | 5Kp4- | 6Kp2- | 7Kp3- |
8Kp3+ | 9Kp2- | 10Kp1- | 11Kp2- | 12Kp3- | 13Kp3 | 14Kp3 |
15Kp3+ | 16Kp2 | 17Kp3 | 18Kp2+ | 19Kp2- | 20Kp3- | 21Kp3- |
22Kp3- | 23Kp2 | 24Kp2 | 25Kp2+ | 26Kp2 | 27Kp1+ | 28Kp4+ |
29Kp2- | 30Kp3- | 31B5.09 Kp4 | ||||
Latest news
Saturday, 14 September 2024
X4.5 solar flare with a fast coronal mass ejection
Thursday, 12 September 2024
G3 geomagnetic storm watch due to CME passage
Monday, 12 August 2024
Severe G4 geomagnetic storm
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Space weather facts
| Last X-flare | 2024/09/14 | X4.54 |
| Last M-flare | 2024/09/14 | M3.0 |
| Last geomagnetic storm | 2024/09/17 | Kp8- (G4) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| August 2024 | 215.5 +19 |
| September 2024 | 146.1 -69.4 |
| Last 30 days | 152.7 -59.2 |