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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Friday Fri. |
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Sunday Sun. |
1Kp3- | 2Kp2 | 3Kp2- | 4C1.57 Kp2+ | |||
5C1.12 Kp3 | 6C1.51 Kp2+ | 7M1.17 Kp2- | 8C1.04 Kp1+ | 9C1.03 Kp3- | 10C6.59 Kp2+ | 11C1.17 Kp1- |
12C2.12 Kp2- | 13Kp1- | 14B1.83 Kp1+ | 15B1.88 Kp5- | 16B4.61 Kp2+ | 17B1.73 Kp4- | 18Kp4 |
19Kp4 | 20Kp3- | 21Kp2 | 22Kp4- | 23Kp4+ | 24Kp3+ | 25Kp2 |
26B4.47 Kp3 | 27Kp5+ | 28B3.29 Kp2+ | ||||
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 |