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Sunspot region AR11835

Number of
sunspots		 Size Class Magn. Class Spot Location
2013/08/25 1 30 HSX S09E80
2013/08/26 1 180 HSX S10E63
2013/08/27 3 140 CSO S10E51
2013/08/28 5 240 DSO S10E39
2013/08/29 6 280 DKO S11E26
2013/08/30 7 250 DKO S10E13
2013/08/31 10 180 DAI S10W00
2013/09/01 9 140 DSC S11W13
2013/09/02 11 110 CSO S11W26
2013/09/03 3 110 CSO S10W41
2013/09/04 3 80 HAX S10W54
2013/09/05 4 60 CSO S12W67
2013/09/06 2 30 CSO S08W82
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Space weather facts

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%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
March 202685.9 +7.7
April 2026107.7 +21.8
Last 30 days100 +44.8

This day in history*

Solar flares
12013M9.34
22024M5.47
32001M3.41
42000M1.63
52000M1.5
DstG
12001-271G4
21990-190G3
31978-114G4
41982-110G2
51959-88G1
*since 1994

Aurora on this day in history

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