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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June 1999 |
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Tuesday Tues. |
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Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1C8.89 Kp2+ | 2M1.31 Kp4+ S1 | 3M1.54 Kp3+ S1 | 4M5.63 Kp3- S1 | 5C2.5 Kp2 S1 | 6C2.96 Kp1+ | |
7C3.6 Kp2+ | 8C3.79 Kp4- | 9C4.39 Kp4 | 10C2.86 Kp2+ | 11M1.26 Kp2 | 12M1.56 Kp2+ | 13C4.27 Kp2 |
14C2.07 Kp1 | 15C1.74 Kp3+ | 16C5.6 Kp3- | 17M5.23 Kp2+ | 18M1.01 Kp3- | 19C7.37 Kp2- | 20M4.19 Kp1+ |
21C7.03 Kp1- | 22M2.54 Kp1+ | 23M2.44 Kp2 | 24C9.33 Kp2- | 25C3.47 Kp2- | 26M3.37 Kp5- | 27M1.47 Kp5+ |
28C8.96 Kp6 | 29M4.5 Kp2+ | 30M3.09 Kp1+ | ||||
Latest news
Thursday, 11 September 2025
Coronal hole faces Earth
Sunday, 31 August 2025
M2.7 solar flare with earth-directed CME!
Tuesday, 5 August 2025
M4.4 solar flare from sunspot region 4168
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Space weather facts
| Last X-flare | 2025/06/19 | X1.9 |
| Last M-flare | 2025/11/04 | M3.5 |
| Last geomagnetic storm | 2025/10/30 | Kp5+ (G1) |
| Spotless days | |
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| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2025 | 129.8 -3.7 |
| November 2025 | 51.3 -78.5 |
| Last 30 days | 95.5 -32.8 |