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Sunspot region AR11781

Number of
sunspots		 Size Class Magn. Class Spot Location
2013/06/29 4 10 CRO N22W04
2013/06/30 10 40 DAI N22W18
2013/07/01 12 90 DAI N19W31
2013/07/02 16 140 DAI N22W47
2013/07/03 12 110 DSI N22W57
2013/07/04 5 30 DSO N21W69
2013/07/05 5 30 DSO N21W69
BC
41

The top 5 solar flares from sunspot region 11781

Start Maximum End
1C1.62013/06/2916:0116:0916:13
2B9.992013/06/2917:4717:5017:54
3B8.282013/06/3002:5002:5502:58
4B5.222013/06/2902:2002:2502:32
5B4.252013/06/2903:0003:0403:08
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The maximum X-ray flux of the past two hours is:
M1.03

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Latest alerts

00:09 UTC - Solar flare

Moderate M1.03 flare

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Sunday, 30 March 2025
23:51 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.03)

23:39 UTC - Solar flare

Moderate M1.52 flare

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23:21 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.49)

23:09 UTC - Solar flare

Moderate M1.48 flare

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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/03/30M1.0
Last geomagnetic storm2025/03/27Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
March 2025127.5 -27.1
Last 30 days127.5 -25.1

This day in history*

Solar flares
12022M9.67
22000M5.89
32001M3.06
42000M2.9
52000M2.71
DstG
12001-387G4
21960-191G4
31989-100G2
41990-88
52003-78G2
*since 1994

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