Sunspot region AR11645

Number of
sunspots
Size Class Magn. Class Spot Location
2013/01/04 11 30 DRO S13W05
2013/01/05 8 50 DAO S13W18
2013/01/06 5 30 CSO S14W32
2013/01/07 4 10 BXO S13W45
2013/01/08 2 10 BXO S14W58
2013/01/09 5 30 CRO S14W72
2013/01/10 2 30 CRO S14W85
C
2

The top 2 solar flares from sunspot region 11645

Start Maximum End
1C1.872013/01/0516:1916:2216:24
2C1.612013/01/0700:4501:0201:10

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Space weather facts

Last X-flare2024/11/06X2.39
Last M-flare2024/11/11M1.3
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024175.7 +9.3
Last 30 days166.1 +21.7

This day in history*

Solar flares
12012M8.59
22012M4.14
32005M3.59
42012M3.56
52003M2.36
DstG
11960-339G5
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31989-121G1
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*since 1994

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