Viewing archive of Wednesday, 21 February 2024 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxCMX
45 -50C1.08X1.91511

Sunspot regions

Region 13581

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 AXX S21W0*
HMIIF
HMIBC

Region 13584

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 AXX S15W75
HMIIF
HMIBC

Region 13586

Number of
sunspots
Size Class Magn. Class Spot Location
2 1 70 -20 HSX N27W19
HMIIF
HMIBC

Region 13590

Number of
sunspots
Size Class Magn. Class Spot Location
23 16 740 -20 FKI N17E38
HMIIF
HMIBC

Solar flares on this day

C2.4 C1.7 C1.7 C1.4 C3.3 C3.3 C4.0 C3.7 X1.9

All times in UTC

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Last X-flare2024/11/06X2.39
Last M-flare2024/11/22M1.0
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024144.1 -22.3
Last 30 days158 +10.7

This day in history*

Solar flares
11998X3.24
21998M4.53
32013M1.69
42000M1.56
52013M1.54
DstG
11997-108G3
21982-101G2
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51981-81
*since 1994

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