Viewing archive of Wednesday, 1 October 2014 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
164 -20 -2C1.71C9.581

Sunspot regions

Region 12171

Number of
sunspots
Size Class Magn. Class Spot Location
1 -4 40 10 HSX S06W83
HMIIF
HMIBC

Region 12172

Number of
sunspots
Size Class Magn. Class Spot Location
14 -14 320 -190 FKC S10W57
HMIIF
HMIBC

Solar flares on this day

C9.57

Region 12173

Number of
sunspots
Size Class Magn. Class Spot Location
9 -2 100 -50 EAI S14W66
HMIIF
HMIBC

Region 12175

Number of
sunspots
Size Class Magn. Class Spot Location
11 450 -50 EKC N17W79
HMIIF
HMIBC

Region 12176

Number of
sunspots
Size Class Magn. Class Spot Location
3 -1 30 20 DRO N08W25
HMIIF
HMIBC

Region 12177

Number of
sunspots
Size Class Magn. Class Spot Location
19 2 140 -60 EAC N12E16
HMIIF
HMIBC

Region 12178

Number of
sunspots
Size Class Magn. Class Spot Location
5 2 120 DAO S03E32
HMIIF
HMIBC

Region 12179

Number of
sunspots
Size Class Magn. Class Spot Location
1 30 -10 HAX S11E41
HMIIF
HMIBC

Region 12180

Number of
sunspots
Size Class Magn. Class Spot Location
2 10 BXO N12W13
HMIIF
HMIBC

Region 12181

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 HRX S09E23
HMIIF
HMIBC

All times in UTC

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Last X-flare2026/03/30X1.5
Last M-flare2026/04/02M3.5
Last geomagnetic storm2026/04/02Kp6- (G2)
Spotless days
Last 365 days3 days
20263 days (3%)
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February 202678.2 -34.3
April 2026141 +62.8
Last 30 days94.6 +27

This day in history*

Solar flares
12001X1.77
22017M8.35
31999M6.2
42001M3.57
52017M1.81
DstG
11979-168G4
21960-151G3
31992-105G2
42004-104G2
51994-103G3
*since 1994

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