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. |
Saturday Sat. |
Sunday Sun. |
1Kp1+ | ||||||
2B1 Kp5- | 3Kp4- | 4B5.9 Kp2 | 5B1.4 Kp1 | 6B2.5 Kp3- | 7B5.4 Kp3- | 8B1.1 Kp2+ |
9C1.3 Kp2- | 10Kp2+ | 11Kp2+ | 12Kp2- | 13C1.4 Kp2+ | 14Kp1+ | 15Kp3+ |
16B3.4 Kp3 | 17Kp2+ | 18B2.8 Kp3- | 19B2 Kp1+ | 20C3.1 Kp3- | 21B5.1 Kp1+ | 22C1.9 Kp1- |
23B2.1 Kp1 | 24C1.5 Kp2+ | 25C1.1 Kp3+ | 26C4 Kp2 | 27C7.4 Kp4+ | 28M4.79 Kp5 | 29C8.2 Kp4- |
30C3 Kp3- | 31B7.3 Kp3- | |||||
Latest news
Sunday, 8 December 2024
X2.2 solar flare, SDO outage
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Monday, 11 November 2024
Coronal hole faces Earth
Latest forum messages
Incoming & Unnumbered Active Regions 1360Strong far side CME 338Unspecified geomagnetic activity 175150 mhz F2 51AR 13932 13
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/23 | M1.0 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 106.6 -45.9 |
| Last 30 days | 116.1 -41.8 |