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. |
1M1.1 Kp4 | 2C1.0 Kp3+ | |||||
3B4.7 Kp4 | 4B4.2 Kp3 | 5B3.0 Kp2+ | 6C1.1 Kp0+ | 7C2.7 Kp0 | 8B8.4 Kp5 | 9B7.8 Kp3 |
10Kp2+ | 11C1.0 Kp2 | 12B8.8 Kp1+ | 13C2.9 Kp1 | 14M1.8 Kp6- | 15C4.3 Kp5- | 16C2.6 Kp4+ |
17C2.8 Kp3 | 18M1.5 Kp5 | 19B5.9 Kp5+ | 20M5.5 Kp3+ S1 | 21B9.5 Kp3+ | 22B6.3 Kp3 | 23B1.7 Kp3 |
24C1.1 Kp2 | 25C9.95 Kp3+ | 26C7.3 Kp3 | 27C1.4 Kp3 | 28C3.1 Kp4- | 29M1.1 Kp4 | 30C6.7 Kp3 |
31C2.7 Kp3 | ||||||
Latest news
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Tuesday, 8 October 2024
Double X-flares, glancing blow possible
Latest forum messages
AR 13883 92Incoming & Unnumbered Active Regions 1182Unspecified geomagnetic activity 1555Space Weather Memes 556AR13883 2024/11/04 CME 12
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Space weather facts
| Last X-flare | 2024/10/31 | X2.0 |
| Last M-flare | 2024/11/05 | M2.6 |
| Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2024 | 141.4 -74.1 |
| November 2024 | 215.8 +74.4 |
| Last 30 days | 161.1 +7.2 |