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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Sunday Sun. |
1Kp2- | 2B2.38 Kp3+ | 3B5.34 Kp4 | ||||
4C3.75 Kp4- | 5C2.04 Kp2 | 6C3.62 Kp2- | 7B3.12 Kp1 | 8B4.5 Kp2+ | 9C1.8 Kp3+ | 10C2.89 Kp3+ |
11B3.82 Kp4- | 12B1.88 Kp3+ | 13C1.54 Kp5 | 14C2.48 Kp4+ | 15B4.21 Kp3 | 16B9.49 Kp3- | 17B6.79 Kp1- |
18B5.21 Kp2+ | 19C2.73 Kp2- | 20M3.76 Kp4- | 21M1.42 Kp3+ | 22M3.11 Kp3- | 23M1.42 Kp2- | 24M3.37 Kp4- |
25C9.81 Kp3+ | 26C3.19 Kp1 | 27C2.48 Kp2- | 28C5.53 Kp1+ | 29C4.95 Kp3 | 30X1.73 Kp4 | 31M3.35 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
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AR 13932 77Ask your obscure/"stupid" space weather questions. 124AR 3938 22024/12/23 AR13932 M8.9 & M4.1 associated CMEs 13jsoc 73
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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 | 115.2 -37.3 |
| Last 30 days | 120.1 -38.2 |