Viewing archive of Wednesday, 22 February 2017 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 17 -2 | 0 | B1.57 | C5.96 | 1 |
Sunspot regions
Region 12638 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 5 | 140 60 | DSO | N18E49 | |
|
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Solar flares on this day | ||||
| B9.23 C5.92 B6.51 | ||||
All times in UTC
Latest news
Sunday, 8 December 2024
X2.2 solar flare, SDO outage
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Power transmission for all of us. And why I believe we are better prepared than ever for major solar events 10Strong far side CME 334Incoming & Unnumbered Active Regions 1353Unspecified geomagnetic activity 1750Filaments and prominences 595
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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 |