Viewing archive of Wednesday, 13 November 2013 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxCM
128 -190 -1C1.33M2.04121

Sunspot regions

Region 11890

Number of
sunspots
Size Class Magn. Class Spot Location
32 3 420 10 EKC S11W55
HMIIF
HMIBC

Solar flares on this day

C9.37 C3.78 C3.44 C5.01 C5.75

Region 11893

Number of
sunspots
Size Class Magn. Class Spot Location
8 4 240 70 DSO S13E15
HMIIF
HMIBC

Region 11895

Number of
sunspots
Size Class Magn. Class Spot Location
7 5 90 CSO S16E37
HMIIF
HMIBC

Region 11896

Number of
sunspots
Size Class Magn. Class Spot Location
1 190 50 HSX N11E46
HMIIF
HMIBC

Region 11897

Number of
sunspots
Size Class Magn. Class Spot Location
26 19 600 360 EKC S20E51
HMIIF
HMIBC

Solar flares on this day

C2.56 C3.72 M2.04 C8.53

Region 11898

Number of
sunspots
Size Class Magn. Class Spot Location
2 1 20 10 CRO S26W00
HMIIF
HMIBC

Region 11899

Number of
sunspots
Size Class Magn. Class Spot Location
1 250 HHX N06E76
HMIIF
HMIBC

Solar flares on this day

C3.25 C4.49

All times in UTC

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Space weather facts

Last X-flare2026/03/30X1.5
Last M-flare2026/04/04M1.0
Last geomagnetic storm2026/04/03Kp7- (G3)
Spotless days
Last 365 days3 days
20263 days (3%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
March 202685.9 +7.7
April 2026125 +39.1
Last 30 days99.5 +41.7

This day in history*

Solar flares
12006M1.39
22002M1.38
31997C9.01
42002C8.7
52002C6.29
DstG
12000-292G4
21995-149G4
31977-95G3
41989-85G1
51960-76G1
*since 1994

Aurora on this day in history

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