Viewing archive of Sunday, 21 January 2024 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
150 60 -1C1.31C7.1116

Sunspot regions

Region 13545

Number of
sunspots
Size Class Magn. Class Spot Location
1 -1 120 -10 HSX S06W91
HMIIF
HMIBC

Region 13549

Number of
sunspots
Size Class Magn. Class Spot Location
1 -2 170 -10 HSX S17W56
HMIIF
HMIBC

Solar flares on this day

C1.8

Region 13553

Number of
sunspots
Size Class Magn. Class Spot Location
1 20 -20 HRX N05W38
HMIIF
HMIBC

Region 13555

Number of
sunspots
Size Class Magn. Class Spot Location
5 -1 110 -40 CSO S09W07
HMIIF
HMIBC

Region 13556

Number of
sunspots
Size Class Magn. Class Spot Location
1 70 -20 HAX N17W03
HMIIF
HMIBC

Region 13559

Number of
sunspots
Size Class Magn. Class Spot Location
28 6 300 80 FKC N29E18
HMIIF
HMIBC

Solar flares on this day

C4.0 C5.3 C6.3 C2.2 C2.0 C2.5 C2.2 C2.9 C3.9 C5.8 C5.7 C2.7 C3.7

Region 13560

Number of
sunspots
Size Class Magn. Class Spot Location
10 2 60 20 CRI S11E21
HMIIF
HMIBC

Region 13561

Number of
sunspots
Size Class Magn. Class Spot Location
8 2 90 10 DRI S16W14
HMIIF
HMIBC

Solar flares on this day

C6.6

Region 13562

Number of
sunspots
Size Class Magn. Class Spot Location
5 110 80 DAO S09W29
HMIIF
HMIBC

All times in UTC

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Last X-flare2024/10/31X2.0
Last M-flare2024/11/05M2.6
Last geomagnetic storm2024/10/12Kp5 (G1)
Spotless days
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September 2024141.4 -74.1
November 2024215.8 +74.4
Last 30 days161.1 +7.2

This day in history*

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*since 1994

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