Sunspot region AR11678

Number of
sunspots
Size Class Magn. Class Spot Location
2013/02/19 6 30 DRO N10W26
2013/02/20 14 130 DAI N10W40
2013/02/21 13 360 DKC N11W54
2013/02/22 11 470 DKC N11W67
2013/02/23 4 380 DKO N10W80
2013/02/24 4 350 DKO N08W93
BCM
5191

The top 10 solar flares from sunspot region 11678

Start Maximum End
1M1.22013/02/2011:0811:1111:13
2C6.852013/02/2315:5616:0916:20
3C4.262013/02/2014:5214:5614:58
4C4.152013/02/2318:4518:5619:09
5C3.672013/02/2104:5605:0505:17
6C3.112013/02/1910:0910:5111:26
7C2.912013/02/2104:0104:0904:16
8C2.82013/02/2103:0703:1003:12
9C2.442013/02/2021:5021:5822:12
10C1.472013/02/2212:1412:2212:33
The maximum X-ray flux of the past two hours is:
M5.87

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13:39 UTC - Solar flare

Strong M6.17 flare from sunspot region 3981

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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
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*since 1994

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