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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Saturday Sat. |
Sunday Sun. |
1C3.8 Kp4 | ||||||
2C9.5 Kp3 | 3C4 Kp3- | 4C8.4 Kp5- | 5C6.8 Kp3 | 6X1.22 Kp1+ | 7M1.6 Kp3- | 8M1.4 Kp3 |
9X1.9 Kp2 | 10X1 Kp3 | 11M5.67 Kp3- | 12M1.59 Kp3 | 13M3.9 Kp4 | 14M4.6 Kp3+ | 15M6.03 Kp5 |
16C8.6 Kp4 | 17M1.8 Kp3+ | 18M1.7 Kp4 | 19M1.7 Kp3- | 20C7.3 Kp3- | 21C5.6 Kp4 | 22M1.6 Kp3+ |
23C6.4 Kp3 | 24C9.4 Kp1+ | 25M4.65 Kp3 | 26M2.8 Kp3- | 27C5.2 Kp3+ | 28C3.3 Kp3 | 29C2.3 Kp2 |
30C3.1 Kp3- | 31C4.9 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 |