Viewing archive of Saturday, 21 October 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
65 91B4.14C2.842

Sunspot regions

Region 13464

Number of
sunspots
Size Class Magn. Class Spot Location
1 30 -20 HSX N04W90
HMIIF
HMIBC

Solar flares on this day

C1.5 B7.0

Region 13465

Number of
sunspots
Size Class Magn. Class Spot Location
3 -4 20 -10 HRX N12W64
HMIIF
HMIBC

Region 13467

Number of
sunspots
Size Class Magn. Class Spot Location
2 10 AXX N14W28
HMIIF
HMIBC

Solar flares on this day

C2.8

Region 13468

Number of
sunspots
Size Class Magn. Class Spot Location
1 -1 70 HSX S10E01
HMIIF
HMIBC

Region 13469

Number of
sunspots
Size Class Magn. Class Spot Location
6 30 DRO N27W51
HMIIF
HMIBC

Region 13470

Number of
sunspots
Size Class Magn. Class Spot Location
5 20 CRO N25E12
HMIIF
HMIBC

All times in UTC

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Last X-flare2024/11/06X2.39
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Spotless days
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October 2024166.4 +25
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Last 30 days155.8 +4.5

This day in history*

Solar flares
11998X5.37
21998X3.59
32001X1.41
42001M5.51
51998M2.7
DstG
11991-139G2
21982-114G2
31975-97G2
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*since 1994

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