Viewing archive of Thursday, 21 August 2014 - Sunspot regions

It appears that the image of the visible solar disk for this day in history is missing.
Sunspot number New regionsBackground fluxMaximum fluxCM
128 391B8.29M4.9182

Sunspot regions

Region 12139

Number of
sunspots
Size Class Magn. Class Spot Location
3 -2 30 -20 DAO N15W49
HMIIF
HMIBC

Region 12141

Number of
sunspots
Size Class Magn. Class Spot Location
5 -4 50 -30 CSI N16W20
HMIIF
HMIBC

Region 12143

Number of
sunspots
Size Class Magn. Class Spot Location
8 3 50 20 DAI S04W26
HMIIF
HMIBC

Region 12144

Number of
sunspots
Size Class Magn. Class Spot Location
2 100 DAO S17W0*

Region 12146

Number of
sunspots
Size Class Magn. Class Spot Location
6 5 120 -30 CSI N09E21
HMIIF
HMIBC

Solar flares on this day

C1.21

Region 12147

Number of
sunspots
Size Class Magn. Class Spot Location
2 40 -10 CAO S09E33
HMIIF
HMIBC

Region 12148

Number of
sunspots
Size Class Magn. Class Spot Location
5 30 DRO N06E41
HMIIF
HMIBC

Solar flares on this day

C2.44

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Last X-flare2024/03/28X1.1
Last M-flare2024/04/25M1.0
Last geomagnetic storm2024/04/19Kp7 (G3)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2024104.9 -19.8
Last 30 days133.9 +26.6

This day in history*

Solar flares
12014X1.99
22001M3.98
32004M3.25
42003M1.84
52004M1.3
ApG
1200333G1
2201227G1
3199826G1
4202118G1
5199517G1
*since 1994

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