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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November 1998 |
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Sunday Sun. |
1C2.43 Kp2- | ||||||
2C6.41 Kp2+ | 3M1.53 Kp2+ | 4C7.44 Kp3- | 5X1.21 Kp3 | 6M2.56 Kp4+ | 7M3.44 Kp5 | 8M3.86 Kp8- S1 |
9C7.36 Kp7- | 10M2.66 Kp4- | 11M1.61 Kp2- | 12M1.54 Kp2- | 13C7.37 Kp6 | 14C3.6 Kp6- S2 | 15C1.81 Kp3+ S1 |
16M1.14 Kp3- S1 | 17C3.33 Kp3 | 18C1.53 Kp2+ | 19C1.22 Kp3- | 20C3.59 Kp3+ | 21C4.7 Kp2+ | 22X5.37 Kp2+ |
23X3.24 Kp3+ | 24X1.54 Kp4 | 25C9.19 Kp4- | 26C5.77 Kp3+ | 27M2.3 Kp3 | 28X4.77 Kp3 | 29C4.13 Kp4- |
30C7.11 Kp4+ | ||||||
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 | 2024/11/04 | M3.6 |
| 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 | 215.8 +74.4 |
| Last 30 days | 161.1 +7.2 |