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home QRZCQ - The database for radio hams 
 
2018-08-19 23:46:52 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:67
Spot number:11
X-Ray index:A1.7
A index:8
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 OC and OC is 1%
Probability of QSO on 6m between EU and EU is 6%
Probability of QSO on 6m between OC and OC is 100%
Probability of QSO on 10m between AF and EU is 33%
Probability of QSO on 10m between SA and AF is 6%
Probability of QSO on 17m between EU and AF is 36%
Probability of QSO on 20m between EU and AF is 7%
Probability of QSO on 20m between OC and AS is 38%
Probability of QSO on 20m between NA and AF is 10%
Probability of QSO on 20m between SA and EU is 29%
Probability of QSO on 20m between SA and NA is 9%
Probability of QSO on 40m between AF and EU is 8%

* Propagation probability based on data from WSPRnet (Weak Signal Propagation Reporter Network) Spot Database
PROPAGATION BASED ON DX-CLUSTER
Conditions at 00-10MHz (32%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF0%0%0%0%0%0%
AS1%2%4%0%1%2%
EU3%5%35%5%0%4%
NA2%3%9%8%0%2%
OC0%0%0%0%0%0%
SA3%1%2%2%0%14%
Conditions at 10-20MHz (63%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF0%0%0%1%0%0%
AS1%4%1%0%1%1%
EU2%1%12%13%1%9%
NA3%7%22%10%1%6%
OC0%1%0%0%0%1%
SA0%1%5%5%0%2%
Conditions at 20-30MHz (3%) 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%6%62%0%0%6%
NA0%0%0%12%0%6%
OC0%0%0%0%0%0%
SA0%0%0%0%0%12%
Conditions at 50-54MHz (4%) 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%100%0%0%
OC0%0%0%0%0%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
2018-08-19 12:00:006711A1.313122FairPoorClosed
2018-08-19 00:00:006711A1.414121FairFairFair
2018-08-18 12:00:006711A1.212134ClosedClosedClosed
2018-08-18 00:00:006812A1.717123FairPoorClosed
2018-08-17 12:00:006812A1.313113FairPoorClosed
2018-08-17 00:00:006912A1.515112FairPoorClosed
2018-08-16 12:00:006912A2.424143PoorClosedClosed
2018-08-16 00:00:006912A1.616143PoorClosedClosed
2018-08-15 12:00:006912A2.12142FairPoorClosed
2018-08-15 00:00:00680A1.51540FairFairFair
2018-08-14 12:00:00680A2.02051FairFairFair
2018-08-14 00:00:00680A2.82851FairFairFair
2018-08-13 12:00:00680A1.51551FairFairFair
2018-08-13 00:00:00670A1.51562FairPoorClosed
2018-08-12 12:00:00670A1.313101FairFairFair
2018-08-12 00:00:00700A1.414102FairPoorClosed
2018-08-11 12:00:00700A1.01042FairPoorClosed
2018-08-11 00:00:00700A1.11141FairFairFair
2018-08-10 12:00:00700A1.41441FairFairFair
2018-08-10 00:00:00700A1.41451FairFairFair
2018-08-09 12:00:00700A1.21252FairPoorClosed
2018-08-09 00:00:00700A1.31361FairFairFair
2018-08-08 12:00:00700A1.717102FairPoorClosed
2018-08-08 00:00:00690A1.31393FairPoorClosed
2018-08-07 12:00:00690A1.51542FairPoorClosed
2018-08-07 00:00:00690A1.41441FairFairFair
2018-08-06 12:00:00690A1.81841FairFairFair
2018-08-06 00:00:00700A1.01050FairFairFair
2018-08-05 12:00:00700A1.61651FairFairFair
2018-08-05 00:00:00700A1.41461FairFairFair
2018-08-04 12:00:00700A1.91961FairFairFair
2018-08-04 00:00:007011A1.61671FairFairFair
2018-08-03 12:00:007011A1.71761FairFairFair
2018-08-03 00:00:007011A1.11170FairFairFair
2018-08-02 12:00:007011A2.02062FairPoorClosed
2018-08-02 00:00:00690A1.01052FairPoorClosed
2018-08-01 12:00:00690A1.01061FairFairFair
2018-08-01 00:00:00680A1.01052FairPoorClosed
2018-07-31 12:00:00680A1.11151FairFairFair
2018-07-31 00:00:00680A1.01052FairPoorClosed
2018-07-30 12:00:00680A1.01051FairFairFair
2018-07-30 00:00:00680A1.01052FairPoorClosed
2018-07-29 12:00:00680A1.01051FairFairFair
2018-07-29 00:00:00670A1.01061FairFairFair
2018-07-28 12:00:000FairPoorClosed
2018-07-28 00:00:00660A1.31341FairFairFair
2018-07-27 12:00:00660A1.01041FairFairFair
2018-07-27 00:00:00660A1.01040FairFairFair
2018-07-26 12:00:00660A1.01091FairFairFair
2018-07-26 00:00:00670A1.010111FairFairFair
2018-07-25 12:00:00670A1.111172PoorClosedClosed
2018-07-25 00:00:00670A1.111193PoorClosedClosed
2018-07-24 12:00:00670A1.01043FairPoorClosed
2018-07-24 00:00:00680A1.01061FairFairFair
2018-07-23 12:00:00680A1.31351FairFairFair
2018-07-23 00:00:007011A1.01051FairFairFair
2018-07-22 12:00:007011A2.626112FairPoorClosed
2018-07-22 00:00:00710A2.424122FairPoorClosed
2018-07-21 12:00:00710A2.62673FairPoorClosed
2018-07-21 00:00:00710A2.62672FairPoorClosed

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