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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Monday Mon. |
Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1B5.41 Kp3- | 2B3.74 Kp3- | 3Kp2+ | 4B6.54 Kp2 | |||
5B3.72 Kp2+ | 6B2.84 Kp2+ | 7B7.12 Kp1+ | 8C1.02 Kp1- | 9Kp1+ | 10Kp2 | 11C6.08 Kp5 |
12M2.41 Kp4 | 13M9.71 Kp4+ | 14M8.91 Kp2+ | 15X2.58 Kp3 | 16X5.24 Kp4+ | 17X1.51 Kp6 | 18M2.86 Kp2 |
19C6.6 Kp3 | 20X1.23 Kp3- | 21M1.28 Kp2- | 22X1.3 Kp7 | 23M3.23 Kp6 | 24M3.63 Kp6 | 25X1.02 Kp8 S1 |
26M1.88 Kp7+ S3 | 27M2.2 Kp9- S2 | 28C9.03 Kp4- | 29M2.93 Kp2+ | 30C1.85 Kp3+ | 31M1.21 Kp2+ | |
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 203AR 3825 186Incoming & Unnumbered Active Regions 996AR 3824 15Filaments and prominences 328
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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 | 2024/09/13 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| August 2024 | 215.5 +19 |
| September 2024 | 158.7 -56.8 |
| Last 30 days | 166.5 -55 |