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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Sunday Sun. |
1B1.6 Kp4- | 2B1.43 Kp5- | |||||
3B1.59 Kp3- | 4B2.88 Kp2 | 5Kp3+ | 6Kp4 | 7Kp4+ | 8B4.34 Kp2 | 9Kp1- |
10Kp1- | 11Kp1- | 12Kp1 | 13Kp1 | 14Kp2+ | 15Kp2 | 16Kp1+ |
17Kp2 | 18Kp3 | 19Kp2- | 20Kp4 | 21Kp4- | 22Kp4- | 23Kp4+ |
24Kp4- | 25Kp3- | 26Kp2 | 27Kp5 | 28Kp5 | 29Kp5 | 30Kp4- |
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
AR 13932 34Space Weather Memes 613Strong far side CME 341Unexplained proton activity 10Unspecified geomagnetic activity 1752
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/23 | M8.9 |
| 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 | 106.6 -45.9 |
| Last 30 days | 116.1 -41.8 |