Viewing archive of Saturday, 11 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
93 -60B6.991

Sunspot regions

Region 12863

Number of
sunspots
Size Class Magn. Class Spot Location
1 30 -40 HSX S17W92
HMIIF
HMIBC

Region 12864

Number of
sunspots
Size Class Magn. Class Spot Location
1 -1 50 -30 HSX N22W90
HMIIF
HMIBC

Region 12866

Number of
sunspots
Size Class Magn. Class Spot Location
17 400 -60 DKC S18W32
HMIIF
HMIBC

Solar flares on this day

B4.9 B4.3 B4.5

Region 12868

Number of
sunspots
Size Class Magn. Class Spot Location
21 1 260 10 DKI S21W50
HMIIF
HMIBC

Solar flares on this day

B5.2 B3.9 B7.8 C1.3 B5.4

Region 12869

Number of
sunspots
Size Class Magn. Class Spot Location
3 -6 40 -20 CAO S35W26
HMIIF
HMIBC

Solar flares on this day

B7.1 B5.3

All times in UTC

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Last X-flare2024/10/31X2.0
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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*

Solar flares
12013X4.93
21998X1.21
32014X1.14
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52004M5.72
DstG
12023-172G3
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*since 1994

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