Viewing archive of Thursday, 23 December 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
143 60 -2B8.04C2.6915

Sunspot regions

Region 12907

Number of
sunspots
Size Class Magn. Class Spot Location
17 3 300 70 EKI S20W64
HMIIF
HMIBC

Solar flares on this day

C1.4 C1.1 C1.1 C1.7 C2.6 C2.0 C2.1 C2.7 C1.4 C1.1 C1.0 C1.1 C1.2 C1.1 C1.2 C1.3

Region 12908

Number of
sunspots
Size Class Magn. Class Spot Location
10 -6 100 CAI S20W53
HMIIF
HMIBC

Region 12909

Number of
sunspots
Size Class Magn. Class Spot Location
2 -1 50 -20 HAX S21W40
HMIIF
HMIBC

Region 12911

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 AXX N20W26
HMIIF
HMIBC

Region 12912

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 -10 HRX S13E13
HMIIF
HMIBC

Region 12915

Number of
sunspots
Size Class Magn. Class Spot Location
2 -1 30 CRO N16E08
HMIIF
HMIBC

Region 12916

Number of
sunspots
Size Class Magn. Class Spot Location
7 4 190 -50 DSO S16E55
HMIIF
HMIBC

Region 12917

Number of
sunspots
Size Class Magn. Class Spot Location
7 5 30 20 CRO S27E16
HMIIF
HMIBC

Solar flares on this day

C1.4 C1.9

Region 12918

Number of
sunspots
Size Class Magn. Class Spot Location
6 2 80 60 DAO N20E38
HMIIF
HMIBC

All times in UTC

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*since 1994

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