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Sunspot region AR11838

Number of
sunspots		 Size Class Magn. Class Spot Location
2013/09/06 1 30 HSX S03E68
2013/09/07 1 20 HSX S05E55
2013/09/08 1 30 HAX S05E41
2013/09/09 3 30 HAX S03E27
2013/09/10 3 10 AXX S04E15
2013/09/11 1 0 AXX S04E02
2013/09/12 3 10 AXX S04W13
2013/09/13 2 10 AXX S05W25
BC
21

The top 3 solar flares from sunspot region 11838

Start Maximum End
1C1.032013/09/0815:3215:3815:43
2B5.32013/09/0816:2916:3516:43
3B3.652013/09/1010:2210:5411:03
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Last X-flare2026/04/24X2.5
Last M-flare2026/05/10M5.7
Last geomagnetic storm2026/05/05Kp5 (G1)
Spotless days
Last 365 days3 days
20263 days (2%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
April 202679.3 -6.6
May 202696.6 +17.3
Last 30 days95 +2.5

This day in history*

Solar flares
12024X3.48
22024X2.99
32013X1.85
42000M6.36
52005M5.05
DstG
12005-247G4
21969-121G4
31997-115G3
41981-114G3
52002-65
*since 1994

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