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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Monday Mon. |
Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1Kp1+ | 2Kp5 | 3Kp5 | 4B2.5 Kp4 | 5C2 Kp4 | 6B3.88 Kp3+ | 7M1.96 Kp4+ |
8C8.11 Kp4- | 9M1.27 Kp3+ | 10C1.17 Kp4- | 11C3.52 Kp3 | 12B9.62 Kp4- | 13B3.68 Kp2- | 14C1.55 Kp2- |
15C1.64 Kp1+ | 16C1.12 Kp3+ | 17B4.54 Kp3 | 18B1.48 Kp3 | 19Kp1+ | 20B5.84 Kp2 | 21Kp4- |
22B3.64 Kp1+ | 23B3.82 Kp5 | 24Kp5+ | 25Kp3+ | 26B8.98 Kp3- | 27B3.1 Kp2+ | 28C1.4 Kp1 |
29C3.18 Kp3 | 30C2.14 Kp4+ | 31C3.2 Kp3- | ||||
Latest news
Sunday, 8 December 2024
X2.2 solar flare, SDO outage
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Monday, 11 November 2024
Coronal hole faces Earth
Latest forum messages
Incoming & Unnumbered Active Regions 1351Power transmission for all of us. And why I believe we are better prepared than ever for major solar events 7Unspecified geomagnetic activity 1747Strong far side CME 322jsoc 64
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/22 | M1.0 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 103.3 -49.2 |
| Last 30 days | 115.4 -40.8 |