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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Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1Kp5 | 2Kp4+ | 3Kp4+ | 4B1.74 Kp3+ | 5Kp4- | ||
6B1.6 Kp4- | 7Kp3- | 8A9.38 Kp2- | 9C1.89 Kp2+ | 10Kp2+ | 11Kp3- | 12B1.6 Kp2- |
13B2.06 Kp2+ | 14Kp1- | 15B2.71 Kp1+ | 16Kp3+ | 17B1.76 Kp4+ | 18B3.82 Kp4+ | 19B3.78 Kp3+ |
20C1.02 Kp3+ | 21B3.8 Kp2 | 22C5.92 Kp4- | 23C1.88 Kp3+ | 24C1.52 Kp5- | 25Kp3- | 26B4.01 Kp1 |
27C1.28 Kp3 | 28C1.05 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 88Incoming & Unnumbered Active Regions 1245Sunspot Latitudes at or near Solar Maximum 76The 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 |