Sunspot region AR11745

Number of
sunspots
Size Class Magn. Class Spot Location
2013/05/10 1 120 HRX N11E73
2013/05/11 5 300 DKI N11E62
2013/05/12 15 600 EKC N14E51
2013/05/13 15 600 EKC N14E51
2013/05/14 18 430 DKC N13E24
2013/05/15 18 430 DKC N13E24
2013/05/16 28 390 EKC N13E12
2013/05/17 20 350 CKI N12W01
2013/05/18 10 300 CKO N13W15
2013/05/19 11 210 DAO N14W27
2013/05/20 8 180 CAO N13W40
2013/05/21 8 180 CAO N13W40
2013/05/22 5 120 CAO N13W66
2013/05/23 3 100 CAO N13W80
2013/05/24 1 10 AXX N15W92
2013/05/25 1 10 AXX N15W0*
CM
144

The top 10 solar flares from sunspot region 11745

Start Maximum End
1M7.242013/05/2213:0813:3214:08
2M5.672013/05/1000:4400:5701:08
3M1.952013/05/1012:3712:5613:04
4M1.192013/05/1321:5822:0522:11
5C6.482013/05/1308:3508:3808:44
6C3.662013/05/1014:3014:3714:42
7C3.162013/05/1113:3113:5914:09
8C2.912013/05/1215:5716:0116:05
9C2.82013/05/2202:2502:5603:08
10C2.762013/05/1004:0104:0704:14
The maximum X-ray flux of the past two hours is:
M6.17

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Latest alerts

13:39 UTC - Solar flare

Strong M6.17 flare from sunspot region 3981

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13:21 UTC - Radio Blackout

Moderate R2 radio blackout in progress (≥M5 - current: M6.1)


13:18 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M3.66)


09:33 UTC - Solar flare

Moderate M1.42 flare

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09:15 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.25)


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Space weather facts

Last X-flare2025/01/04X1.85
Last M-flare2025/02/03M1.4
Last geomagnetic storm2025/01/04Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
December 2024154.5 +2
February 2025150.5 -4
Last 30 days142.5 +0.6

This day in history*

Solar flares
12025M8.7
22001M3.53
32025M3.1
42025M2.5
52025M1.4
DstG
11992-170G4
21969-161G2
31982-82G1
41989-74G2
52022-66G1
*since 1994

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