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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Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1M2.5 Kp4- | ||||||
2M1.9 Kp3 | 3C3.5 Kp2+ | 4C3 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
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Latest forum messages
AR 13901 82Sunspot Latitudes at or near Solar Maximum 76Incoming & Unnumbered Active Regions 1244The Rotations of AR 13780 and AR 13902 1Space Weather Memes 580
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 142.7 -23.8 |
| Last 30 days | 155.2 +4.4 |