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. |
1B2.2 Kp6- | 2B1.9 Kp5 | 3C1.2 Kp5- | 4Kp4- | 5B1.8 Kp2 | 6B1.5 Kp4+ | 7B3.1 Kp4- |
8B1.1 Kp3 | 9C1.6 Kp1+ | 10B1.0 Kp1+ | 11B1.2 Kp3- | 12B2.6 Kp3+ | 13Kp4+ | 14Kp5 |
15B3.0 Kp3- | 16B3.2 Kp1 | 17Kp3- | 18Kp2 | 19Kp2+ | 20B2.1 Kp6- | 21B1.6 Kp5- |
22B5.0 Kp3- | 23B1.2 Kp3+ | 24B3.7 Kp3+ | 25B8.3 Kp5 | 26B1.2 Kp3+ | 27B1.2 Kp4 | 28Kp3+ |
29Kp2- | 30B7.4 Kp2 | 31Kp3 | ||||
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
AR13883 2024/11/04 CME 14AR 13883 106Unspecified geomagnetic activity 1556Coronal holes 32The 2024 Aurora Summit prize winner is... 2
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Space weather facts
| Last X-flare | 2024/10/31 | X2.03 |
| Last M-flare | 2024/11/05 | M4.1 |
| 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 | 160.9 +7.7 |