Viewing archive of Wednesday, 22 February 2017 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot numberNew regionsBackground fluxC
17 -20B1.11

Sunspot regions

Region 12638

Number of
sunspots
Size Class Magn. Class Spot Location
9 5 140 60 DSO N18E49

Solar flares on this day

B6.8 C4.1 B4.9

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2018/05/06Kp6 (G2)
Number of spotless days in 2018:78
Last spotless day:2018/05/20

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*since 1994

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