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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Sunday Sun. |
1C9.64 Kp4 | ||||||
2C3.34 Kp3+ | 3M1.51 Kp3+ | 4C3.67 Kp6+ | 5M1.24 Kp3+ | 6M1.32 Kp3- | 7C7.76 Kp7+ S2 | 8M2.2 Kp7+ S1 |
9M3.09 Kp4 | 10M4.27 Kp5- | 11M3.23 Kp5 | 12C5.9 Kp3+ | 13C4.13 Kp3+ | 14C6.5 Kp3 | 15M1.49 Kp2+ |
16M1.96 Kp3 | 17M1.27 Kp3 | 18C6.9 Kp4- | 19C6.75 Kp5- | 20M2.66 Kp2 | 21C4.37 Kp3- | 22C3.51 Kp3- |
23C2.38 Kp1 | 24C4.5 Kp1+ | 25C3.24 Kp1+ | 26C5.81 Kp3- | 27M2.67 Kp3 | 28C4.93 Kp2 | 29M3.84 Kp2- |
30M3.01 Kp5 | ||||||
Latest news
Saturday, 14 September 2024
X4.5 solar flare with a fast coronal mass ejection
Thursday, 12 September 2024
G3 geomagnetic storm watch due to CME passage
Monday, 12 August 2024
Severe G4 geomagnetic storm
Latest forum messages
AR13825 2024/09/14 CME 528Unspecified geomagnetic activity 1440Some weird thing on farside seismic signature 7Sunspot Latitudes at or near Solar Maximum 52Quick question 1
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Space weather facts
| Last X-flare | 2024/09/14 | X4.54 |
| Last M-flare | 2024/09/14 | M3.0 |
| Last geomagnetic storm | 2024/09/17 | Kp8- (G4) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| August 2024 | 215.5 +19 |
| September 2024 | 154.3 -61.2 |
| Last 30 days | 161.6 -51.3 |