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. |
1C6.7 Kp4- | 2C3.4 Kp4- | |||||
3C2.8 Kp4- | 4C2.1 Kp4- | 5C1.9 Kp3+ | 6M3.01 Kp3 | 7C5.8 Kp3 | 8M2.9 Kp2 | 9C9 Kp3 |
10M2.83 Kp3+ | 11M1.3 Kp2+ | 12C6.1 Kp1+ | 13C8.3 Kp2+ | 14M1.5 Kp2+ | 15C7 Kp2+ | 16C8.9 Kp2- |
17C7 Kp2- | 18C4.7 Kp5- | 19C3.9 Kp4- | 20C3.6 Kp2+ | 21M1.7 Kp3+ | 22C4.8 Kp2+ | 23C2.2 Kp8+ S1 |
24C2.8 Kp8 | 25C1.7 Kp3+ | 26C2.5 Kp3+ | 27M1.8 Kp4+ | 28C7.1 Kp4 | 29C8.8 Kp4 | 30M2.4 Kp3 |
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
2024/12/23 CME by AR 13932's M8.9 flare. 2AR 13932 46Incoming & Unnumbered Active Regions 1365Space Weather Memes 614Strong far side CME 342
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/23 | M8.9 |
| 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 | 106.6 -45.9 |
| Last 30 days | 114.4 -44.3 |