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. |
1M1.0 Kp3 | 2M3.8 Kp4- | 3X2.07 Kp4 | 4M5.2 Kp4 | 5M5.04 Kp4+ | ||
6M5.8 Kp4- | 7C4.7 Kp3 | 8M1.3 Kp3 | 9C6.2 Kp4 | 10C7.1 Kp3+ | 11C4.9 Kp3- | 12C3.2 Kp3 |
13C3.1 Kp1+ S1 | 14C3.0 Kp4+ S1 | 15C1.0 Kp6- S1 | 16C1.4 Kp4- | 17M1.0 Kp2+ | 18C9.3 Kp3- | 19C4.9 Kp3+ |
20M1.2 Kp4 | 21C4.6 Kp2+ | 22C2.5 Kp4- | 23B9.6 Kp7 | 24C2.2 Kp8 | 25C1.6 Kp4- | 26C3.0 Kp3- |
27C4.6 Kp1 | 28C2.7 Kp2- | 29X1.2 Kp2 | 30M5.41 Kp5 | 31C9.7 Kp4+ | ||
Latest news
Thursday, 9 May 2024
Severe G4 geomagnetic storm watch
Wednesday, 8 May 2024
Sunspot region 3664, major flares and CMEs!
Monday, 6 May 2024
X4.5 solar flare
Latest forum messages
AR3664 545[CME] AR 13664, flare flurry, CMEs galore, 2024-05-08/09 104Unproven theories 389Space Weather Memes 349Sporadic E and Flare activity 24
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Space weather facts
| Last X-flare | 2024/05/09 | X1.1 |
| Last M-flare | 2024/05/09 | M3.7 |
| Last geomagnetic storm | 2024/05/06 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2024 | 136.5 +31.6 |
| Last 30 days | 163.9 +73.1 |