Viewing archive of Sunday, 28 September 2014 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxCM
200 411C1.86M7.2942

Sunspot regions

Region 12169

Number of
sunspots
Size Class Magn. Class Spot Location
1 0 AXX N07W56
HMIIF
HMIBC

Region 12170

Number of
sunspots
Size Class Magn. Class Spot Location
2 10 AXX N12W52
HMIIF
HMIBC

Region 12171

Number of
sunspots
Size Class Magn. Class Spot Location
10 130 EAO S11W28
HMIIF
HMIBC

Region 12172

Number of
sunspots
Size Class Magn. Class Spot Location
55 500 EKC S11W05
HMIIF
HMIBC

Solar flares on this day

C4.92 C4.15

Region 12173

Number of
sunspots
Size Class Magn. Class Spot Location
16 50 CAO S17W10
HMIIF
HMIBC

Solar flares on this day

M7.31 C9.01 M1.5 C5.83

Region 12175

Number of
sunspots
Size Class Magn. Class Spot Location
30 240 DAC N16W25
HMIIF
HMIBC

Region 12176

Number of
sunspots
Size Class Magn. Class Spot Location
4 10 BXO N07E28
HMIIF
HMIBC

Region 12177

Number of
sunspots
Size Class Magn. Class Spot Location
5 80 DAO N12E67
HMIIF
HMIBC

All times in UTC

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Last X-flare2026/03/30X1.5
Last M-flare2026/04/09M1.0
Last geomagnetic storm2026/04/03Kp7- (G3)
Spotless days
Last 365 days3 days
20263 days (3%)
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This day in history*

Solar flares
12022X1.1
22022M4.4
32002M3.79
42001M1.97
52022M1.89
DstG
11994-201G4
21990-113G2
32002-98G3
41999-91G3
52015-79G1
*since 1994

Aurora on this day in history

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