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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1Kp3 | 2Kp4- | |||||
3A1.57 Kp3 | 4Kp3 | 5B2.06 Kp2 | 6Kp2 | 7B1.15 Kp3+ | 8Kp3+ | 9B3.37 Kp4- |
10Kp3+ | 11A4.43 Kp3- | 12Kp2+ | 13Kp1 | 14Kp1- | 15B1.42 Kp0+ | 16Kp1- |
17Kp2+ | 18Kp3- | 19Kp2 | 20A8.23 Kp3 | 21Kp2 | 22Kp1 | 23Kp0+ |
24Kp1+ | 25Kp2- | 26A3 Kp1 | 27Kp2+ | 28Kp4+ | 29A1.57 Kp3 | 30Kp3 |
31Kp3 | ||||||
Latest news
Monday, 23 December 2024
M9.0 solar flare with earth-directed CME
Sunday, 8 December 2024
X2.2 solar flare, SDO outage
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/26 | M7.3 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 119.3 -33.2 |
| Last 30 days | 122 -35.7 |