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Sunspot region AR12028

Number of
sunspots		 Size Class Magn. Class Spot Location
2014/04/02 3 30 DAO S08E62
2014/04/03 3 30 CRO S08E51
2014/04/04 2 20 CRO S08E37
2014/04/05 5 10 BXO S09E23
2014/04/06 5 10 AXX S08E10
2014/04/07 3 10 BXO S08W04
2014/04/08 2 10 AXX S08W15
C
1

The top 1 solar flares from sunspot region 12028

Start Maximum End
1C2.82014/04/1109:2209:2909:36
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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 days98.2 +38.5

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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