Viewing archive of Thursday, 30 September 2021 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
46 -280B2.26C1.221

Sunspot regions

Region 12871

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 AXX S28W79
HMIIF
HMIBC

Region 12877

Number of
sunspots
Size Class Magn. Class Spot Location
13 -1 200 70 DAO S18W52
HMIIF
HMIBC

Solar flares on this day

B9.5 B5.0 B8.3 B6.6 B3.1 B5.5 C1.2 B3.0 B2.8 B3.3

Region 12878

Number of
sunspots
Size Class Magn. Class Spot Location
0 0 AXX S23W17
HMIIF
HMIBC

Region 12880

Number of
sunspots
Size Class Magn. Class Spot Location
13 -5 210 -180 DAO N32E30
HMIIF
HMIBC

Solar flares on this day

B4.9

Region 12881

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 AXX N16W47
HMIIF
HMIBC

All times in UTC

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Last X-flare2024/11/06X2.39
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This day in history*

Solar flares
11999X1.15
21999M8.06
32005M5.58
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52005M3.72
DstG
11960-167G3
21998-109G2
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*since 1994

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