Sunspot region AR13377

Number of
sunspots
Size Class Magn. Class Spot Location
2023/07/17 1 30 DSO S09E71
2023/07/18 2 210 DSO S09E59
2023/07/19 4 240 DSO S08E46
2023/07/20 5 240 DSO S09E35
2023/07/21 5 210 DSO S09E20
2023/07/22 4 200 DAO S08E08
2023/07/23 3 200 DSO S09W06
2023/07/24 5 260 DHO S11W27
2023/07/25 3 260 DHO S11W40
2023/07/26 3 230 DAO S09W49
2023/07/27 2 220 DSO S09W62
2023/07/28 2 200 DSO S08W74
2023/07/29 2 140 DSO S08W88
2023/07/30 2 140 DSO S08W0*
C
2

The top 2 solar flares from sunspot region 13377

Start Maximum End
1C3.22023/07/1718:1818:2918:38
2C2.22023/07/2005:5706:0406:08

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Last X-flare2024/10/31X2.03
Last M-flare2024/11/05M2.6
Last geomagnetic storm2024/10/12Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
September 2024141.4 -74.1
November 2024215.8 +74.4
Last 30 days161.1 +7.2

This day in history*

Solar flares
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21998X1.21
32014X1.14
42003M7.6
52004M5.72
DstG
12023-172G3
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*since 1994

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