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Sunspot region AR12550

Number of
sunspots		 Size Class Magn. Class Spot Location
2016/05/31 6 20 CRO N15W31
2016/06/01 4 20 CRO N15W45
2016/06/02 4 10 BXO N15W58
2016/06/03 4 10 BXO N15W72
BC
22

The top 4 solar flares from sunspot region 12550

Start Maximum End
1C1.982016/05/3007:3307:3707:42
2C1.462016/05/3013:1813:2413:28
3B5.862016/05/3017:0317:1017:12
4B4.92016/05/3015:0215:0715:11
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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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