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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March 2002 |
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Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1M1.39 Kp5- | 2C6.41 Kp2+ | 3C4.7 Kp4- | ||||
4C4.59 Kp3 | 5C1.29 Kp4+ | 6C1.91 Kp4 | 7M1.12 Kp3 | 8M1.24 Kp2+ | 9M3.72 Kp3- | 10M3.28 Kp3+ |
11C2.37 Kp4 | 12M2.18 Kp3 | 13M1.47 Kp2+ | 14M8.25 Kp1 | 15M3.1 Kp3- | 16C4.34 Kp1+ | 17M5.82 Kp1 S1 |
18M1.47 Kp5 S1 | 19M1.48 Kp5+ S1 | 20C5.72 Kp4+ S1 | 21C8.55 Kp3- | 22M2.37 Kp3 S1 | 23C5.11 Kp4 S1 | 24C7.37 Kp6 |
25M1.41 Kp3 | 26C4.39 Kp3+ | 27C4.35 Kp2- | 28M1.09 Kp1 | 29C9.37 Kp3+ | 30M4.88 Kp4+ | 31M1.43 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
AR13883 2024/11/04 CME 13Unspecified geomagnetic activity 1556Coronal holes 32AR 13883 99The 2024 Aurora Summit prize winner is... 2
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Space weather facts
| Last X-flare | 2024/10/31 | X2.03 |
| 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 |