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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Monday Mon. |
Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1B4.34 Kp3- | 2B2.9 Kp1- | 3C1.77 Kp1+ | 4B7.16 Kp4+ | 5B1.95 Kp5 | 6Kp5- | |
7Kp4- | 8Kp3 | 9Kp4- | 10Kp3 | 11Kp2+ | 12Kp3+ | 13Kp3 |
14Kp1+ | 15Kp3 | 16B3.1 Kp4 | 17Kp3+ | 18Kp2+ | 19Kp3- | 20Kp2 |
21Kp2+ | 22Kp3 | 23Kp5+ | 24Kp4- | 25Kp3- | 26B5.54 Kp3+ | 27Kp3- |
28Kp4- | 29Kp3 | 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
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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 |