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 1997 |
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Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1Kp6+ | 2Kp5 | 3B1.11 Kp3 | 4B2.23 Kp3 | |||
5B5.57 Kp3 | 6B1.59 Kp1+ | 7B2.49 Kp2- | 8Kp2- | 9Kp1+ | 10Kp1+ | 11Kp2+ |
12C1.81 Kp1- | 13B3.69 Kp1- | 14B5.39 Kp3- | 15B1.79 Kp7- | 16B2.7 Kp4- | 17Kp4- | 18B2.74 Kp2 |
19B4.03 Kp1- | 20C6 Kp2 | 21M1.73 Kp1+ | 22B4.04 Kp1+ | 23B4.56 Kp1- | 24B6.89 Kp2+ | 25B8.46 Kp2 |
26B5.34 Kp3+ | 27C6.66 Kp6 | 28C1.84 Kp2+ | 29Kp1+ | 30Kp3- | 31B2.43 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
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 |