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
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
Latest forum messages
2024/12/23 AR13932 M8.9 & M4.1 associated CMEs 13jsoc 73AR 13932 73Ask your obscure/"stupid" space weather questions. 122Changelog/Featurelog 163
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/24 | M1.0 |
| 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 | 115.2 -37.3 |
| Last 30 days | 120.1 -38.2 |