Sunspot region AR11035

Number of
sunspots
Size Class Magn. Class Spot Location
2009/12/15 4 20 BXO N31E07
2009/12/16 16 120 DAI N30W05
2009/12/17 20 140 EAC N30W18
2009/12/18 14 210 EAC N30W32
2009/12/19 10 310 ESI N30W45
2009/12/20 8 220 EHO N30W56
2009/12/21 4 310 EHO N31W70
2009/12/22 2 90 FSO N31W85
BCM
2061

The top 10 solar flares from sunspot region 11035

Start Maximum End
1M1.082009/12/1818:4818:5518:58
2C7.572009/12/1601:0201:2401:35
3C5.292009/12/1612:3613:0213:20
4C4.32009/12/1900:1000:1400:17
5C1.382009/12/1715:0115:1315:17
6C1.312009/12/1901:3601:5301:55
7C1.232009/12/1608:3408:3708:39
8B8.062009/12/1802:0402:1302:17
9B7.72009/12/1818:2018:2718:30
10B7.372009/12/1816:1016:2316:31

Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future

Oulu, Rovaniemi, Kuopio, Sodankylä, Utsjoki
Kirkenes, Trondheim
Arkhangelsk, Murmansk, Vorkuta
Kiruna, Luleå, Sundsvall, Umeå
The solar wind speed is currently moderately high (656 km/sec.)

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02:00 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 01:50 UTC

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Saturday, 5 April 2025
20:30 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 20:20 UTC

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20:24 UTC - Solar flare

Moderate M1.05 flare

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20:09 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.05)


10:00 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 78GW at 10:32 UTC


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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/05M1.0
Last geomagnetic storm2025/04/05Kp6- (G2)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025150.4 +16.2
Last 30 days131.6 -13.4

This day in history*

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DstG
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*since 1994

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