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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1C2.84 Kp3+ | ||||||
2C3.59 Kp4+ | 3C4.65 Kp4+ | 4M1.42 Kp4 | 5C2.18 Kp3+ | 6B6.31 Kp5- | 7C3.61 Kp3- | 8M1.72 Kp3- |
9M1.37 Kp3- | 10C1.39 Kp2+ | 11C1.02 Kp6+ | 12Kp5 | 13Kp4+ | 14B5.39 Kp4 | 15B3.25 Kp5- |
16C2.35 Kp4- | 17B7.12 Kp2- | 18B7.27 Kp3 | 19B5.06 Kp3 | 20B4.8 Kp2 | 21B8.93 Kp3- | 22C2.74 Kp3 |
23B6.49 Kp3- | 24C1.03 Kp3+ | 25M1.15 Kp2+ | 26X1.64 Kp2- | 27C3.59 Kp4 | 28C4.22 Kp4 | 29B6.97 Kp5+ |
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
Ask your obscure/"stupid" space weather questions. 19Incoming & Unnumbered Active Regions 1177Unspecified geomagnetic activity 1543Aurora photography hints for those of us with smartphones 36AR 13871 1
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Space weather facts
| Last X-flare | 2024/10/31 | X2.0 |
| Last M-flare | 2024/11/02 | M1.2 |
| 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 | 210 +68.6 |
| Last 30 days | 158.8 +9.2 |