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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Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1Kp2+ | 2Kp3- | 3A1.43 Kp3- | 4Kp2 | 5Kp2 | ||
6Kp1 | 7Kp3 | 8Kp2- | 9Kp1+ | 10A1.43 Kp1+ | 11Kp4- | 12Kp2 |
13Kp1+ | 14B1.28 Kp1+ | 15Kp4 | 16B1.21 Kp4- | 17Kp4 | 18Kp3+ | 19Kp3- |
20Kp4 | 21Kp3- | 22Kp2+ | 23A9.13 Kp2- | 24B2.36 Kp3- | 25B5.88 Kp4+ | 26Kp7+ |
27Kp6- | 28Kp4- | 29Kp2+ | 30Kp2- | 31Kp2+ | ||
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 | 2024/12/25 | M4.9 |
| 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 | 115.2 -37.3 |
| Last 30 days | 120.1 -38.2 |