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Sunspot region AR12159

Number of
sunspots		 Size Class Magn. Class Spot Location
2014/09/06 6 30 CAO S19E74
2014/09/07 5 30 CRO S20E60
2014/09/08 5 20 CRO S20E49
2014/09/09 3 30 CRO S21E36
2014/09/10 5 10 BXO S21E22
2014/09/11 3 10 AXX S21E08
2014/09/12 2 10 AXX S21W09
M
1

The top 1 solar flares from sunspot region 12159

Start Maximum End
1M1.072014/09/0701:5302:0402:23
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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 2026128.3 +42.3
Last 30 days97.5 +35.7

This day in history*

Solar flares
12001X1.21
22001M7.3
32001M4.52
42013M3.28
52004M2.47
DstG
11993-165G3
21968-112G3
31978-109G1
41984-108G2
51989-101G2
*since 1994

Aurora on this day in history

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