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. |
1Kp3- | 2B3.97 Kp0+ | 3B2.69 Kp1 | 4B6.06 Kp3+ | 5Kp5 | 6C2.37 Kp3 | |
7A8.88 Kp2+ | 8Kp2+ | 9Kp2- | 10Kp1+ | 11Kp3+ | 12A1.57 Kp1 | 13Kp1 |
14Kp3- | 15Kp3- | 16Kp3- | 17Kp3- | 18Kp2 | 19A1.57 Kp3- | 20Kp2- |
21Kp2- | 22Kp2 | 23A9.93 Kp4 | 24B1.44 Kp4+ | 25B9.93 Kp3+ | 26C7.2 Kp3 | 27Kp2 |
28B2.85 Kp1- | 29C3.01 Kp2- | 30C7.56 Kp1 | 31C1.03 Kp5+ | |||
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 |