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. |
1B6.9 Kp5- | 2C2.57 Kp4+ | 3B4.02 Kp4+ | 4C3.59 Kp2 | 5C9.44 Kp2 | 6M1.93 Kp2 | 7C1.2 Kp2- |
8C3.41 Kp2+ | 9C1.93 Kp6- | 10C1.21 Kp6+ | 11C1.94 Kp6+ | 12C4.45 Kp6- | 13C1.55 Kp4+ | 14B5.54 Kp4+ |
15B3.73 Kp4- | 16C1.04 Kp3 | 17C3.6 Kp3- | 18M2.35 Kp3 | 19C3.69 Kp4- | 20C2.46 Kp4 | 21C9.14 Kp3+ |
22M1.23 Kp3+ | 23C2.11 Kp3+ | 24M2.15 Kp1+ | 25M3.43 Kp2+ | 26C1.38 Kp5- | 27C2.75 Kp5+ | 28C2.66 Kp5+ |
29M1.17 Kp3+ | 30C8.52 Kp4+ | 31M1.06 Kp3+ | ||||
Latest news
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Tuesday, 8 October 2024
Double X-flares, glancing blow possible
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Space weather facts
| Last X-flare | 2024/10/31 | X2.0 |
| Last M-flare | 2024/11/02 | M1.2 |
| Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2024 | 141.4 -74.1 |
| November 2024 | 210 +68.6 |
| Last 30 days | 158.8 +9.2 |