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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February 1999 |
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Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1C5.5 Kp0+ | 2C1.4 Kp1 | 3C1.59 Kp2+ | 4C6.89 Kp3 | 5Kp3 | 6C1.24 Kp4- | 7B9.54 Kp3+ |
8C2.69 Kp2 | 9C3.41 Kp2- | 10C5.31 Kp2+ | 11C2.03 Kp4 | 12M2.24 Kp4+ | 13M1.35 Kp3- | 14M1.44 Kp3 |
15M1.05 Kp4 | 16M4.64 Kp2 | 17C8.24 Kp5 | 18C7.43 Kp7- | 19C5.46 Kp6- | 20M1.18 Kp2+ | 21M1.9 Kp3- |
22C5.46 Kp2+ | 23B8.83 Kp3+ | 24Kp3+ | 25C3.53 Kp4- | 26C2.24 Kp1 | 27C3.07 Kp2- | 28M9.44 Kp5+ |
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 |