Viewing archive of Wednesday, 31 January 2007 - Sunspot regions

It appears that the image of the visible solar disk for this day in history is missing.
Sunspot numberNew regionsBackground fluxMaximum flux
32 -10A3.4B7.5

Sunspot regions

Region 10940

Number of
sunspots
Size Class Magn. Class Spot Location
12 6 280 40 DAO S04E21

Region 10941

Number of
sunspots
Size Class Magn. Class Spot Location
1 130 20 HSX S06E56

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2020/02/19Kp5 (G1)
Number of spotless days in 2020:40
Current stretch spotless days:25

This day in history*

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*since 1994

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