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. |
1B3.53 Kp6- | 2B1.21 Kp5+ | 3B1.88 Kp4 | 4B1.93 Kp4+ | 5Kp4+ | ||
6B3.14 Kp5 | 7B2.71 Kp3+ | 8B7.29 Kp4- | 9B2.71 Kp4- | 10Kp3+ | 11Kp4- | 12B3.14 Kp4- |
13Kp1+ | 14Kp2- | 15Kp3 | 16Kp3- | 17Kp1+ | 18Kp1 | 19Kp1- |
20B1.6 Kp1- | 21Kp5+ | 22B4.18 Kp4+ | 23Kp4 | 24Kp2+ | 25B3.56 Kp1+ | 26B5.26 Kp2- |
27C7.36 Kp6+ | 28C4.6 Kp5+ | 29B8.85 Kp4+ | 30B3.43 Kp4+ | 31C2.51 Kp5- | ||
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 |