Viewing archive of Monday, 18 April 2016 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot numberNew regionsBackground fluxMaximum fluxM
28 -70B2.5M6.721

Sunspot regions

Region 12529

Number of
sunspots
Size Class Magn. Class Spot Location
10 -8 780 60 EKI N10W52

Solar flares on this day

M6.7 B5.0 B5.7 B5.1

Region 12532

Number of
sunspots
Size Class Magn. Class Spot Location
5 3 50 30 CAO N07E53

Solar flares on this day

B4.0 B4.3

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/09/28Kp5 (G1)
Number of spotless days in 2019:218
Current stretch spotless days:21

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*since 1994

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