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. |
1B7.13 Kp1- | 2B6.8 Kp0 | 3B2.98 Kp1 | ||||
4C3.3 Kp1 | 5B6.95 Kp2+ | 6Kp2+ | 7B1.86 Kp1+ | 8B1.96 Kp3 | 9B4.23 Kp2 | 10B7.47 Kp2 |
11Kp4+ | 12Kp4- | 13B5.37 Kp2 | 14B5.28 Kp1- | 15B1.42 Kp2 | 16M4.24 Kp3- | 17C2.42 Kp4- |
18C3.53 Kp3- | 19C1.87 Kp3- | 20C2.12 Kp2 | 21B4.08 Kp2- | 22B2.28 Kp3 | 23B6.31 Kp5 | 24B5.58 Kp4 |
25C3.25 Kp3- | 26C1.59 Kp3 | 27C1.69 Kp3- | 28B2.75 Kp1+ | 29B5.63 Kp2 | 30B9.26 Kp2- | 31C8.19 Kp2+ |
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
[CME] AR 13664, flare flurry, CMEs galore, 2024-05-08/09 144Unproven theories 396Is there any truth to this "Internet/Electrical Grid Apocalypse"? 92AR3664 584Weakening of Earths magnetic field due to geomagnetic excursion 19
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Space weather facts
| Last X-flare | 2024/05/09 | X1.1 |
| Last M-flare | 2024/05/10 | M1.3 |
| 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 | 167.9 +77.8 |