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. |
1C2.09 Kp2+ | 2C1.32 Kp2- | 3B3.15 Kp4- | 4Kp4+ | 5B1.73 Kp4- | 6B1.84 Kp4+ | |
7Kp2 | 8Kp2 | 9Kp1+ | 10Kp2 | 11Kp3 | 12Kp3+ | 13Kp2+ |
14C4.46 Kp2 | 15C1.8 Kp1 | 16B8.23 Kp2 | 17B9.83 Kp5- | 18C7.29 Kp5- | 19M1.15 Kp5- | 20M1.95 Kp5 |
21C8.49 Kp3 | 22C3.11 Kp5- | 23C3.68 Kp5- | 24C4.9 Kp4- | 25C8.01 Kp2- | 26B7.46 Kp1+ | 27C9.05 Kp3 |
28C1.43 Kp1- | 29C4.02 Kp4 | 30C7.52 Kp2 | 31C1.1 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
Latest forum messages
Ask your obscure/"stupid" space weather questions. 138AR 3938 24Sunspot Latitudes at or near Solar Maximum 7850 mhz F2 542024/12/23 AR13932 M8.9 & M4.1 associated CMEs 50
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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 | 121.3 -34.5 |