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Sunspot region AR11879

Number of
sunspots		 Size Class Magn. Class Spot Location
2013/10/22 4 60 DSO S13E52
2013/10/23 9 80 CSO S13E37
2013/10/24 11 90 CSO S13E22
2013/10/25 11 100 CAI S12E10
2013/10/26 11 110 CAI S13W03
2013/10/27 6 100 CAO S12W15
2013/10/28 6 100 CAO S12W15
2013/10/29 6 70 DAO S12W41
2013/10/30 2 80 CAO S12W56
2013/10/31 2 80 CAO S13W69
2013/11/01 2 80 HSX S12W83
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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 2026122.8 +36.9
Last 30 days99.9 +42.1

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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