Viewing archive of Saturday, 29 July 2023 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxCM
147 -11C1.47M1.4461

Sunspot regions

Region 13377

Number of
sunspots
Size Class Magn. Class Spot Location
2 140 -60 DSO S08W88
HMIIF
HMIBC

Region 13379

Number of
sunspots
Size Class Magn. Class Spot Location
1 180 HSX N14W64
HMIIF
HMIBC

Solar flares on this day

C4.9

Region 13380

Number of
sunspots
Size Class Magn. Class Spot Location
16 2 230 30 DAI S10W13
HMIIF
HMIBC

Solar flares on this day

C5.5 M1.4

Region 13384

Number of
sunspots
Size Class Magn. Class Spot Location
3 10 AXX S16E03
HMIIF
HMIBC

Region 13385

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 -10 AXX S15W64
HMIIF
HMIBC

Region 13386

Number of
sunspots
Size Class Magn. Class Spot Location
12 -6 300 -60 DKI N12E20
HMIIF
HMIBC

Solar flares on this day

C2.8

Region 13387

Number of
sunspots
Size Class Magn. Class Spot Location
5 1 120 CAO N20E40
HMIIF
HMIBC

Region 13388

Number of
sunspots
Size Class Magn. Class Spot Location
5 2 60 CSO S23E35
HMIIF
HMIBC

Region 13389

Number of
sunspots
Size Class Magn. Class Spot Location
1 40 HSX S09E46
HMIIF
HMIBC

Solar flares on this day

C2.2

Region 13390

Number of
sunspots
Size Class Magn. Class Spot Location
3 2 30 10 CRO S18E56
HMIIF
HMIBC

Solar flares on this day

C9.1

Region 13391

Number of
sunspots
Size Class Magn. Class Spot Location
1 30 HSX N25E75
HMIIF
HMIBC

All times in UTC

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Last X-flare2024/10/31X2.03
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Spotless days
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Last 30 days161.1 +7.2

This day in history*

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*since 1994

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