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Sunspot region AR11722

Number of
sunspots		 Size Class Magn. Class Spot Location
2013/04/10 3 20 CSO S20E44
2013/04/11 4 80 DAO S21E30
2013/04/12 4 30 DRO S21E17
2013/04/13 4 20 CRO S21E03
2013/04/14 4 20 CRO S22W11
2013/04/15 5 30 CAO S21W24
2013/04/16 8 40 CAO S20W36
2013/04/17 6 90 DAO S19W48
2013/04/18 10 90 DAO S20W62
2013/04/19 6 40 CAO S21W73
2013/04/20 4 30 CRO S20W86
2013/04/21 4 30 CRO S20W0*
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Space weather facts

Last X-flare2025/01/04X1.85
Last M-flare2025/01/21M3.3
Last geomagnetic storm2025/01/04Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
December 2024154.5 +2
January 2025145.2 -9.3
Last 30 days163.2 +45.8

This day in history*

Solar flares
12024M3.45
21999M2.14
32024M2.11
42024M2.07
52015M2.03
DstG
11957-235G4
22004-130G3
32005-97G2
42000-91G1
52012-70G1
*since 1994

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