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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May 1998 |
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Monday Mon. |
Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1M1.6 Kp4+ | 2X1.61 Kp7- S2 | 3M1.91 Kp6 S1 | ||||
4C3.89 Kp9- S1 | 5M3.43 Kp7- | 6X3.81 Kp2+ S2 | 7M3.99 Kp3 S1 | 8M4.31 Kp4+ | 9X1.05 Kp4- S1 | 10M5.29 Kp3 S1 |
11C1.25 Kp4- | 12C1.61 Kp4- | 13C2.04 Kp2- | 14C3.21 Kp1+ | 15C2.5 Kp3 | 16C2.91 Kp4 | 17C1.24 Kp5 |
18C1.2 Kp3 | 19C6.06 Kp2+ | 20C1.54 Kp4+ | 21B4.8 Kp3+ | 22B2.71 Kp3+ | 23B5.63 Kp3+ | 24C2.39 Kp4- |
25B9.03 Kp3 | 26C2.23 Kp3 | 27C9.97 Kp2 | 28M1.51 Kp3 | 29M9.14 Kp7- | 30C1.41 Kp5- | 31C2.74 Kp2 |
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
Incoming & Unnumbered Active Regions 1185Unspecified geomagnetic activity 155750 mhz F2 39AR13883 2024/11/04 CME 14AR 13883 106
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Space weather facts
| Last X-flare | 2024/10/31 | X2.03 |
| Last M-flare | 2024/11/05 | M4.1 |
| 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 | 160.9 +7.7 |