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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August 1999 |
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Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1M1.32 Kp4+ | ||||||
2X2.03 Kp2+ | 3M1.87 Kp2 | 4M8.61 Kp3+ | 5M2.71 Kp2+ | 6M2.69 Kp4 | 7M2.44 Kp4- | 8C6.01 Kp4- |
9C6.5 Kp4- | 10C6.9 Kp2+ | 11C2.19 Kp3- | 12C3.56 Kp3- | 13C7.6 Kp3 | 14M1.03 Kp2- | 15C6.6 Kp5- |
16C1.97 Kp5+ | 17C8.47 Kp5+ | 18M1.12 Kp5 | 19M1.5 Kp4+ | 20X1.41 Kp6- | 21M8.46 Kp2 | 22M1.41 Kp4+ |
23C8.21 Kp6- | 24C7.69 Kp6- | 25M5.23 Kp4 | 26M1.02 Kp4 | 27M7.94 Kp3+ | 28X1.61 Kp3 | 29M1.37 Kp3 |
30M5.49 Kp5 | 31M1.26 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 85Sunspot Latitudes at or near Solar Maximum 76Incoming & Unnumbered Active Regions 1244The 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 |