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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October 2023 |
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Monday Mon. |
Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1M2.5 Kp4- | ||||||
2M1.9 Kp3 | 3C3.5 Kp2+ | 4C3.0 Kp3+ | 5C4.7 Kp5 | 6C4.2 Kp3 | 7M1.7 Kp2- | 8C6.6 Kp2+ |
9C9.1 Kp3 | 10M2.3 Kp2 | 11C7.2 Kp1 | 12M1.1 Kp1 | 13C1.7 Kp4- | 14C9.8 Kp3 | 15C3.9 Kp2- |
16C9.7 Kp2 | 17C2.2 Kp1- | 18B7.3 Kp3 | 19C2.7 Kp3+ | 20C2.3 Kp3- | 21C2.8 Kp5 | 22B9.2 Kp3 |
23C2.3 Kp1- | 24C1.5 Kp1 | 25C4.2 Kp2- | 26M1.4 Kp5- | 27C2.1 Kp4 | 28C1.6 Kp4 | 29C7.8 Kp5- |
30C1.9 Kp4 | 31C5.6 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 90Unspecified geomagnetic activity 1555Incoming & Unnumbered Active Regions 1181Space 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 |