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home QRZCQ - The database for radio hams 
 
2017-05-01 02:31:48 UTC
 

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Sun data and propagation

Current HF propagation

TODAYS SUN DATA AND HF PROPAGATION
Todays sun data

Latest EIT-304 image // Sun images from NASA

Flux index:77
Spot number:34
X-Ray index:A7.3
A index:6
Kp index:2
 
Conditions 00-10MHz:Fair
Conditions 10-20MHz:Poor
Conditions 20-30MHz:Closed
We are working on the algorithm, conditions shown here may not correlate with real conditions.
The best check is always to power up your HF rig and listen on every band to be sure!


GRAPHICAL SUN DATA HISTORY

PROPAGATION BASED ON WSPRNET* (ALPHA)
Probability of QSO on 2m between NA and NA is 43%
Probability of QSO on 4m between EU and EU is 16%
Probability of QSO on 6m between EU and EU is 18%
Probability of QSO on 15m between OC and NA is 33%
Probability of QSO on 20m between AS and NA is 20%
Probability of QSO on 20m between NA and OC is 1%
Probability of QSO on 30m between AS and NA is 6%
Probability of QSO on 30m between AS and EU is 24%
Probability of QSO on 40m between EU and AF is 19%
Probability of QSO on 40m between AS and AF is 10%
Probability of QSO on 80m between EU and AF is 34%

* Propagation probability based on data from WSPRnet (Weak Signal Propagation Reporter Network) Spot Database
PROPAGATION BASED ON DX-CLUSTER
Conditions at 00-10MHz (66%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF1%0%0%0%0%0%
AS1%5%2%4%1%1%
EU3%3%6%6%0%2%
NA11%6%21%10%0%1%
OC0%0%0%0%1%0%
SA2%4%7%3%0%2%
Conditions at 10-20MHz (23%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF0%0%0%0%0%0%
AS1%19%0%2%4%0%
EU1%1%0%3%1%0%
NA5%12%0%23%15%3%
OC0%0%0%0%3%0%
SA1%0%1%2%0%3%
Conditions at 20-30MHz (9%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF0%0%0%0%0%0%
AS0%0%0%0%0%0%
EU0%0%0%0%0%0%
NA0%0%0%8%79%0%
OC0%0%0%8%8%0%
SA0%0%0%0%0%0%
Conditions at 50-54MHz (4%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF0%0%0%0%0%0%
AS0%71%0%0%12%0%
EU0%0%0%0%0%0%
NA0%0%0%12%0%0%
OC0%0%0%0%6%0%
SA0%0%0%0%0%0%

HISTORICAL PROPAGATION DATA

Last 30 days of HF propagation

Date and TimeFlux idx.Spot num.X-Ray idx.X-Ray numA-IndexK-Index00-10MHz10-20MHz20-30MHz
2017-05-01 00:00:007734A7.37352FairPoorClosed
2017-04-30 12:00:007734A7.37362FairPoorClosed
2017-04-30 00:00:007835A8.58562FairPoorClosed
2017-04-29 12:00:007835A8.58562FairPoorClosed
2017-04-29 00:00:007823A9.09061FairFairFair
2017-04-28 12:00:007823A9.09072FairPoorClosed
2017-04-28 00:00:008036A9.59582FairPoorClosed
2017-04-27 12:00:008036A9.59593FairPoorClosed
2017-04-27 00:00:008136A9.292112FairPoorClosed
2017-04-26 12:00:008136A9.292123FairPoorClosed
2017-04-26 00:00:008041B1.0110163PoorClosedClosed
2017-04-25 12:00:008041B1.0110203PoorClosedClosed
2017-04-25 00:00:008343A9.999224ClosedClosedClosed
2017-04-24 12:00:008343A9.999414ClosedClosedClosed
2017-04-24 00:00:008429B1.0110434ClosedClosedClosed
2017-04-23 12:00:008429B1.0110546ClosedClosedClosed
2017-04-23 00:00:008239B1.1111534ClosedClosedClosed
2017-04-22 12:00:008239B1.1111185ClosedClosedClosed
2017-04-22 00:00:008126B1.1111185ClosedClosedClosed
2017-04-21 12:00:008126B1.1111301FairPoorClosed
2017-04-21 00:00:008114B1.3113353PoorClosedClosed
2017-04-20 12:00:008114B1.3113154ClosedClosedClosed
2017-04-20 00:00:008012A9.797153PoorClosedClosed
2017-04-19 12:00:008012A9.79773FairPoorClosed
2017-04-19 00:00:00750B1.111191FairFairFair
2017-04-18 12:00:00750B1.111141FairFairFair
2017-04-18 00:00:00750A7.77780FairFairFair
2017-04-17 12:00:00750A7.77742FairPoorClosed
2017-04-17 00:00:007311A4.54581FairFairFair
2017-04-16 12:00:007311A4.54562FairPoorClosed
2017-04-16 00:00:007311A4.64681FairFairFair
2017-04-15 12:00:007311A4.646142PoorClosedClosed
2017-04-15 00:00:007412A4.848133PoorClosedClosed
2017-04-14 12:00:007412A4.84853FairPoorClosed
2017-04-14 00:00:007113A4.74752FairPoorClosed
2017-04-13 12:00:007113A4.74761FairFairFair
2017-04-13 00:00:007512A4.54570FairFairFair
2017-04-12 12:00:007512A4.545122FairPoorClosed
2017-04-12 00:00:007413A5.858123FairPoorClosed
2017-04-11 12:00:007413A5.85853FairPoorClosed
2017-04-11 00:00:007413A7.27261FairFairFair
2017-04-10 12:00:007413A7.272181FairPoorClosed
2017-04-10 00:00:00730B1.0110201FairPoorClosed
2017-04-09 12:00:00730B1.0110164ClosedClosedClosed
2017-04-09 00:00:007427A9.494153PoorClosedClosed
2017-04-08 12:00:007427A9.494104PoorClosedClosed
2017-04-08 00:00:007638B1.611683FairPoorClosed
2017-04-07 12:00:007638B1.611672FairPoorClosed
2017-04-07 00:00:008537B2.712782FairPoorClosed
2017-04-06 12:00:008537B2.7127101FairFairFair
2017-04-06 00:00:009475B5.515582FairPoorClosed
2017-04-05 12:00:009475B5.5155203PoorClosedClosed
2017-04-05 00:00:0010897C1.2212201PoorFairFair
2017-04-04 12:00:0010897C1.221245ClosedPoorClosed
2017-04-04 00:00:0011275B7.917950FairFairFair
2017-04-03 12:00:0011275B7.917980FairFairFair
2017-04-03 00:00:0010179B2.0120101FairFairFair
2017-04-02 12:00:0010179B2.0120162PoorClosedClosed
2017-04-02 00:00:009165B1.1111203PoorClosedClosed
2017-04-01 12:00:009165B1.1111283PoorClosedClosed

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