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 1998 |
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Sunday Sun. |
1C4.74 Kp6- | 2C2.56 Kp2+ | |||||
3B8.2 Kp2+ | 4B6.5 Kp3- | 5C1.79 Kp2+ | 6C4.13 Kp7+ | 7C6.87 Kp6 | 8M4.29 Kp3- | 9M4.8 Kp1+ |
10C2.49 Kp4- | 11C2.04 Kp3 | 12C1.91 Kp3 | 13M1.37 Kp3- | 14M4.44 Kp3- | 15M1.09 Kp2+ | 16M4.54 Kp1+ |
17X1.79 Kp1+ | 18X7.03 Kp2 | 19X5.57 Kp4 | 20C8.27 Kp4 | 21C7.37 Kp3 | 22X1.29 Kp4+ | 23M3.2 Kp4 |
24X1.57 Kp3 S1 | 25Kp4- S2 | 26C1.37 Kp6+ S2 | 27C4.29 Kp8 S1 | 28C2.64 Kp5 S1 | 29C7.69 Kp5+ S1 | 30M1.97 Kp4- |
31M2.27 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
Latest forum messages
AR 13883 93"Sorry, you have been blocked" 2New satellites - Proba-3, PUNCH, SWFO-L1, GOES-U/19 19Incoming & Unnumbered Active Regions 1182Unspecified geomagnetic activity 1555
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Space weather facts
| Last X-flare | 2024/10/31 | X2.0 |
| Last M-flare | 2024/11/05 | M2.6 |
| 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 |