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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Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1C4.79 Kp4+ | 2M1.35 Kp4+ | 3C4.6 Kp4 | 4M8.82 Kp2 | 5C7.08 Kp1+ | 6M1.37 Kp1+ | 7M1.38 Kp3 |
8C8.84 Kp1- | 9M3.12 Kp1 | 10X1.17 Kp3- | 11M1.42 Kp4 | 12M5.79 Kp4+ | 13C5.15 Kp4- | 14M2.07 Kp4+ |
15M5.32 Kp2+ | 16M3.66 Kp3- | 17M3.79 Kp7+ S1 | 18M1.35 Kp7 S1 | 19C4.88 Kp7- | 20C5.91 Kp7+ | 21X2.2 Kp2+ S3 |
22M1.1 Kp4 S3 | 23C2.67 Kp6 S2 | 24M2.5 Kp3+ S2 | 25C4.11 Kp2 S1 | 26C3.01 Kp1+ S1 | 27C5.84 Kp3+ | 28C1.97 Kp5- |
29C6.87 Kp3 | 30M1.95 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
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 |