Viewing archive of Thursday, 4 September 2014 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
136 443 2C1.43C9.119

Sunspot regions

Region 12149

Number of
sunspots
Size Class Magn. Class Spot Location
4 170 DAO N09W0*

Solar flares on this day

C3.48

Region 12150

Number of
sunspots
Size Class Magn. Class Spot Location
1 30 -30 HAX S12W85
HMIIF
HMIBC

Region 12151

Number of
sunspots
Size Class Magn. Class Spot Location
2 80 HAX S07W74
HMIIF
HMIBC

Region 12152

Number of
sunspots
Size Class Magn. Class Spot Location
27 240 10 EAC S15W26
HMIIF
HMIBC

Solar flares on this day

C2.28 C3.2 C9.1

Region 12153

Number of
sunspots
Size Class Magn. Class Spot Location
10 2 90 DAO S10W52
HMIIF
HMIBC

Solar flares on this day

C2.57

Region 12154

Number of
sunspots
Size Class Magn. Class Spot Location
2 -1 30 10 CRO S19E22
HMIIF
HMIBC

All times in UTC

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Last geomagnetic storm2026/04/03Kp7- (G3)
Spotless days
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Last 30 days94.7 +35.4

This day in history*

Solar flares
12024M4.3
22025M4.2
32002M2.07
42023M1.5
52001M1.47
DstG
11973-134G4
21981-129G1
31971-121G4
41961-118G3
51990-104G2
*since 1994

Aurora on this day in history

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