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. |
1Kp5+ | 2Kp3 | |||||
3Kp2+ | 4Kp2- | 5Kp3+ | 6Kp1+ | 7Kp1+ | 8Kp4 | 9Kp6- |
10Kp4 | 11B8.43 Kp4 | 12Kp4- | 13Kp3+ | 14Kp4 | 15Kp3+ | 16Kp3- |
17Kp2+ | 18Kp4- | 19Kp3 | 20Kp3+ | 21Kp3- | 22Kp3- | 23Kp3+ |
24B7.34 Kp2- | 25M2.47 Kp2 | 26C1.09 Kp5 | 27B6.98 Kp5 | 28B2.36 Kp4+ | 29B4.53 Kp3 | 30B2.08 Kp4- |
31B3.54 Kp2- | ||||||
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
jsoc 72AR 13932 732024/12/23 AR13932 M8.9 & M4.1 associated CMEs 11Ask your obscure/"stupid" space weather questions. 122Changelog/Featurelog 163
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/24 | 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 | 110.7 -41.8 |
| Last 30 days | 116.5 -41.7 |