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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Sunday Sun. |
1B6.97 Kp3 | 2Kp2- | 3Kp2- | 4Kp1 | |||
5Kp2 | 6Kp3- | 7Kp4- | 8C1.84 Kp3+ | 9Kp3- | 10Kp2 | 11Kp2- |
12Kp3 | 13Kp6- | 14Kp4+ | 15B1.74 Kp4+ | 16C2.64 Kp3 | 17Kp3- | 18C1.11 Kp2- |
19C1.74 Kp2- | 20Kp1 | 21Kp1- | 22Kp2- | 23Kp2- | 24Kp2 | 25Kp2- |
26Kp3+ | 27B3.03 Kp4 | 28Kp4+ | ||||
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 |