Viewing archive of Thursday, 22 April 2021 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
42 -50B2.31C8.5611

Sunspot regions

Region 12816

Number of
sunspots
Size Class Magn. Class Spot Location
6 -3 50 -50 CRO S24W19
HMIIF
HMIBC

Solar flares on this day

C3.9 C2.7

Region 12817

Number of
sunspots
Size Class Magn. Class Spot Location
5 -2 140 -40 CSO N18W92
HMIIF
HMIBC

Solar flares on this day

B6.3 C1.7 C2.3 B4.5 C4.3 C1.4 C3.7 C8.6 B6.3 B5.5 B5.5

Region 12818

Number of
sunspots
Size Class Magn. Class Spot Location
1 50 10 HSX S17E39
HMIIF
HMIBC

All times in UTC

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