Viewing archive of Wednesday, 18 September 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
106 -341C1.06C4.14

Sunspot regions

Region 13822

Number of
sunspots
Size Class Magn. Class Spot Location
2 10 BXO N14W99
HMIIF
HMIBC

Region 13824

Number of
sunspots
Size Class Magn. Class Spot Location
12 -13 100 EAI S04W69
HMIIF
HMIBC

Solar flares on this day

C2.1

Region 13825

Number of
sunspots
Size Class Magn. Class Spot Location
25 -10 200 20 EHI S15W07
HMIIF
HMIBC

Solar flares on this day

C3.0

Region 13827

Number of
sunspots
Size Class Magn. Class Spot Location
3 2 100 -20 CKO S26E33
HMIIF
HMIBC

Region 13828

Number of
sunspots
Size Class Magn. Class Spot Location
1 140 20 CHO S13E45
HMIIF
HMIBC

Solar flares on this day

C4.1

Region 13829

Number of
sunspots
Size Class Magn. Class Spot Location
4 -1 30 -20 BXO N11W62
HMIIF
HMIBC

Region 13830

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 AXX N15W71
HMIIF
HMIBC

All times in UTC

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Last X-flare2024/11/06X2.39
Last M-flare2024/11/24M1.0
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024144.7 -21.7
Last 30 days158.7 +10.9

This day in history*

Solar flares
12000X3.4
22000X2.87
32000X2.71
41998X1.54
51999M4.33
DstG
12001-221G4
21982-197G3
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*since 1994

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