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home QRZCQ - The database for radio hams 
 
2018-01-17 23:44:49 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:71
Spot number:13
X-Ray index:A3.5
A index:5
Kp index:1
 
Conditions 00-10MHz:Fair
Conditions 10-20MHz:Fair
Conditions 20-30MHz:Fair
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 6m between AS and AS is 33%
Probability of QSO on 20m between OC and AS is 32%
Probability of QSO on 20m between OC and NA is 6%
Probability of QSO on 30m between NA and AF is 12%
Probability of QSO on 30m between EU and SA is 9%
Probability of QSO on 30m between EU and AF is 17%
Probability of QSO on 30m between SA and AF is 25%
Probability of QSO on 40m between EU and AF is 3%
Probability of QSO on 40m between AF and SA is 5%
Probability of QSO on 60m between EU and AF is 22%
Probability of QSO on 80m between EU and AF is 40%
Probability of QSO on 80m between AF and EU is 1%

* Propagation probability based on data from WSPRnet (Weak Signal Propagation Reporter Network) Spot Database
PROPAGATION BASED ON DX-CLUSTER
Conditions at 00-10MHz (67%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF1%1%1%0%0%0%
AS2%1%6%0%1%1%
EU7%9%28%5%2%3%
NA4%3%19%8%2%2%
OC1%0%1%0%1%0%
SA2%1%2%1%1%1%
Conditions at 10-20MHz (27%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF0%0%7%0%0%1%
AS1%1%0%1%1%0%
EU1%1%2%1%0%2%
NA9%15%5%39%4%3%
OC0%0%0%0%1%0%
SA2%0%4%5%0%3%
Conditions at 20-30MHz (2%) 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%0%0%0%
OC0%0%0%0%0%0%
SA13%38%13%25%0%13%
Conditions at 50-54MHz (6%) 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%3%0%0%0%
NA0%0%0%7%0%0%
OC0%0%0%0%37%3%
SA0%0%0%0%0%53%

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
2018-01-17 12:00:007113A3.53540FairFairFair
2018-01-17 00:00:007012A3.33351FairFairFair
2018-01-16 12:00:007012A3.33391FairFairFair
2018-01-16 00:00:00710A3.030102FairPoorClosed
2018-01-15 12:00:00710A3.030143PoorClosedClosed
2018-01-15 00:00:00710A3.030141FairPoorClosed
2018-01-14 12:00:00710A3.03072FairPoorClosed
2018-01-14 00:00:00710A3.13193FairPoorClosed
2018-01-13 12:00:00710A3.13142FairPoorClosed
2018-01-13 00:00:007112A3.13151FairFairFair
2018-01-12 12:00:007112A3.13121FairFairFair
2018-01-12 00:00:007011A3.23231FairFairFair
2018-01-11 12:00:007011A3.23250FairFairFair
2018-01-11 00:00:007113A3.03051FairFairFair
2018-01-10 12:00:007113A3.03091FairFairFair
2018-01-10 00:00:007013A2.82892FairPoorClosed
2018-01-09 12:00:007013A2.82892FairPoorClosed
2018-01-09 00:00:007011A2.727102FairPoorClosed
2018-01-08 12:00:007011A2.72730FairFairFair
2018-01-08 00:00:006911A2.72741FairFairFair
2018-01-07 12:00:006911A2.72730FairFairFair
2018-01-07 00:00:006911A2.82831FairFairFair
2018-01-06 12:00:006911A2.82851FairFairFair
2018-01-06 00:00:007013A3.13151FairFairFair
2018-01-05 12:00:007013A3.13142FairPoorClosed
2018-01-05 00:00:00710A3.13142FairPoorClosed
2018-01-04 12:00:00710A3.13141FairFairFair
2018-01-04 00:00:00700A3.23241FairFairFair
2018-01-03 12:00:00700A3.23251FairFairFair
2018-01-03 00:00:00690A3.53552FairPoorClosed
2018-01-02 12:00:00690A3.535111FairFairFair
2018-01-02 00:00:00710A3.838151FairPoorClosed
2018-01-01 12:00:00710A3.83842FairPoorClosed
2018-01-01 00:00:00700A4.04062FairPoorClosed
2017-12-31 12:00:00700A4.04030FairFairFair
2017-12-31 00:00:00720A4.44431FairFairFair
2017-12-30 12:00:00720A4.44441FairFairFair
2017-12-30 00:00:00710A4.54552FairPoorClosed
2017-12-29 12:00:00710A4.54550FairFairFair
2017-12-29 00:00:007111A4.84851FairFairFair
2017-12-28 12:00:007111A4.84872FairPoorClosed
2017-12-28 00:00:007214A5.05072FairPoorClosed
2017-12-27 12:00:007214A5.050112FairPoorClosed
2017-12-27 00:00:007617A5.454104PoorClosedClosed
2017-12-26 12:00:007617A5.454101FairFairFair
2017-12-26 00:00:007622A5.757123FairPoorClosed
2017-12-25 12:00:007622A5.757122FairPoorClosed
2017-12-25 00:00:007622A5.757123FairPoorClosed
2017-12-24 12:00:007622A5.75752FairPoorClosed
2017-12-24 00:00:007518A6.06061FairFairFair
2017-12-23 12:00:007518A6.06022FairPoorClosed
2017-12-23 00:00:007618A5.85830FairFairFair
2017-12-22 12:00:007618A5.85831FairFairFair
2017-12-22 00:00:007416A5.65640FairFairFair
2017-12-21 12:00:007416A5.65651FairFairFair
2017-12-21 00:00:00690A4.14162FairPoorClosed
2017-12-20 12:00:00690A4.14161FairFairFair
2017-12-20 00:00:00720A4.04062FairPoorClosed
2017-12-19 12:00:00720A4.040171FairPoorClosed
2017-12-19 00:00:00710A3.939202PoorClosedClosed

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