Viewing archive of Wednesday, 20 December 2023 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
133 -111C1.66C8.3310

Sunspot regions

Region 13519

Number of
sunspots
Size Class Magn. Class Spot Location
9 140 50 ESO S11W58
HMIIF
HMIBC

Solar flares on this day

C7.8 C6.5

Region 13521

Number of
sunspots
Size Class Magn. Class Spot Location
4 1 80 60 DSO N11E06
HMIIF
HMIBC

Solar flares on this day

C7.5 C7.9 C8.2 C7.2

Region 13523

Number of
sunspots
Size Class Magn. Class Spot Location
2 1 10 5 BXO N25E10
HMIIF
HMIBC

Region 13524

Number of
sunspots
Size Class Magn. Class Spot Location
1 5 AXX N26E08
HMIIF
HMIBC

Solar flares on this day

C3.4 C4.5

Region 13526

Number of
sunspots
Size Class Magn. Class Spot Location
6 1 200 10 CAO N15E30
HMIIF
HMIBC

Solar flares on this day

C2.6

Region 13527

Number of
sunspots
Size Class Magn. Class Spot Location
2 25 CAO S01W90
HMIIF
HMIBC

Region 13528

Number of
sunspots
Size Class Magn. Class Spot Location
9 -1 140 30 DAI N09W13
HMIIF
HMIBC

Region 13529

Number of
sunspots
Size Class Magn. Class Spot Location
6 -2 450 200 DKO S19E24
HMIIF
HMIBC

Region 13530

Number of
sunspots
Size Class Magn. Class Spot Location
4 180 130 DAO N08E49
HMIIF
HMIBC

Solar flares on this day

C3.8

Region 13531

Number of
sunspots
Size Class Magn. Class Spot Location
1 60 HAX S20E68
HMIIF
HMIBC

Solar flares on this day

C6.8

All times in UTC

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Last X-flare2024/12/08X2.2
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Spotless days
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December 2024103.3 -49.2
Last 30 days115.4 -40.8

This day in history*

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DstG
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*since 1994

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