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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Thursday Thurs. |
Friday Fri. |
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Sunday Sun. |
1Kp1+ | 2Kp1 | 3A1 Kp3- | 4Kp2+ | 5Kp3+ | ||
6Kp3+ | 7Kp2 | 8Kp3- | 9Kp4- | 10B1.1 Kp2+ | 11Kp2+ | 12Kp2- |
13Kp1- | 14Kp1- | 15Kp2 | 16A7.8 Kp2+ | 17Kp1+ | 18Kp2- | 19B1 Kp1- |
20Kp0+ | 21Kp3- | 22Kp3 | 23Kp2+ | 24B1.3 Kp1 | 25B1.1 Kp2+ | 26Kp2- |
27Kp1 | 28Kp3 | 29Kp3+ | 30Kp3+ | 31A9.6 Kp4- | ||
Latest news
Sunday, 8 December 2024
X2.2 solar flare, SDO outage
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Monday, 11 November 2024
Coronal hole faces Earth
Latest forum messages
Incoming & Unnumbered Active Regions 1351Power transmission for all of us. And why I believe we are better prepared than ever for major solar events 7Unspecified geomagnetic activity 1747Strong far side CME 322jsoc 64
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/22 | 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 | 103.3 -49.2 |
| Last 30 days | 115.4 -40.8 |