Viewing archive of Wednesday, 7 February 2018 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C | M |
|---|---|---|---|---|---|
| 20 3 | 0 | A8.71 | M1.17 | 2 | 1 |
Sunspot regions
Region 12699 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 4 | 160 30 | DSO | S08E51 | |
|
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Solar flares on this day | ||||
| C1.11 B1.6 C2.44 B1.73 B2.7 | ||||
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AR 13901 88Incoming & Unnumbered Active Regions 1245Sunspot Latitudes at or near Solar Maximum 76The Rotations of AR 13780 and AR 13902 1Space Weather Memes 580
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
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| Last 30 days | 155.2 +4.4 |