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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January 2021 |
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Monday Mon. |
Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1B3.1 Kp1+ | 2Kp0+ | 3Kp0+ | ||||
4Kp1- | 5Kp4 | 6Kp4- | 7Kp2+ | 8Kp0+ | 9Kp1+ | 10A1.0 Kp1 |
11Kp4 | 12Kp4- | 13A4.3 Kp1+ | 14Kp0+ | 15Kp2- | 16Kp1 | 17B2.8 Kp1+ |
18B1.2 Kp2 | 19C1.0 Kp3- | 20C1.4 Kp2+ | 21B5.4 Kp1 | 22B1.5 Kp1 | 23B3.0 Kp2 | 24Kp2 |
25B5.0 Kp5- | 26B1.3 Kp4 | 27Kp3+ | 28B3.1 Kp3 | 29B4.3 Kp1 | 30Kp1- | 31Kp1- |
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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 | |
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Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
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August 2024 | 215.5 +19 |
September 2024 | 149.4 -66.1 |
Last 30 days | 156.7 -55.8 |