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home QRZCQ - The database for radio hams 
 
2017-01-21 08:34:23 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:83
Spot number:61
X-Ray index:B1.0
A index:11
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 2m between NA and NA is 37%
Probability of QSO on 2m between OC and OC is 16%
Probability of QSO on 4m between EU and EU is 10%
Probability of QSO on 6m between EU and EU is 19%
Probability of QSO on 6m between OC and OC is 11%
Probability of QSO on 15m between AS and OC is 6%
Probability of QSO on 15m between AF and EU is 10%
Probability of QSO on 30m between NA and EU is 100%
Probability of QSO on 40m between NA and AF is 12%
Probability of QSO on 40m between AF and NA is 2%

* Propagation probability based on data from WSPRnet (Weak Signal Propagation Reporter Network) Spot Database
PROPAGATION BASED ON DX-CLUSTER
Conditions at 00-10MHz (40%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF2%0%1%0%0%0%
AS1%1%3%1%1%0%
EU3%4%53%4%7%3%
NA2%1%12%1%4%1%
OC0%0%2%0%0%1%
SA1%0%1%1%2%0%
Conditions at 10-20MHz (54%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF1%0%0%0%0%0%
AS1%11%15%1%4%1%
EU1%20%34%3%6%0%
NA1%1%1%0%2%1%
OC0%1%2%1%2%0%
SA0%0%0%1%1%1%
Conditions at 20-30MHz (7%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF2%0%0%0%0%0%
AS4%14%7%0%23%0%
EU0%5%10%0%7%0%
NA0%4%0%2%0%0%
OC0%12%2%0%14%0%
SA0%0%0%0%0%0%
Conditions at 50-54MHz (1%) 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%100%0%0%0%
NA0%0%0%0%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
2017-01-21 00:00:008026A7.171113FairPoorClosed
2017-01-20 12:00:008026A7.171112FairPoorClosed
2017-01-20 00:00:007925A7.070151FairPoorClosed
2017-01-19 12:00:007925A7.070173PoorClosedClosed
2017-01-19 00:00:007926A7.070204ClosedClosedClosed
2017-01-18 12:00:007926A7.07043FairPoorClosed
2017-01-18 00:00:007824A6.96951FairFairFair
2017-01-17 12:00:007824A6.96920FairFairFair
2017-01-17 00:00:007823A6.36331FairFairFair
2017-01-16 12:00:007823A6.36351FairFairFair
2017-01-16 00:00:007725A6.46452FairPoorClosed
2017-01-15 12:00:007725A6.46442FairPoorClosed
2017-01-15 00:00:007524A6.56551FairFairFair
2017-01-14 12:00:007524A6.56541FairFairFair
2017-01-14 00:00:007611A8.58552FairPoorClosed
2017-01-13 12:00:007611A8.58551FairFairFair
2017-01-13 00:00:00750A8.38351FairFairFair
2017-01-12 12:00:00750A8.38380FairFairFair
2017-01-12 00:00:00730A6.26282FairPoorClosed
2017-01-11 12:00:00730A6.262102FairPoorClosed
2017-01-11 00:00:00710A5.555103FairPoorClosed
2017-01-10 12:00:00710A5.555122FairPoorClosed
2017-01-10 00:00:00720A5.555142PoorClosedClosed
2017-01-09 12:00:00720A5.555162PoorClosedClosed
2017-01-09 00:00:00720A5.858154ClosedClosedClosed
2017-01-08 12:00:00720A5.858202PoorClosedClosed
2017-01-08 00:00:00720A5.656213PoorClosedClosed
2017-01-07 12:00:00720A5.656163PoorClosedClosed
2017-01-07 00:00:00730A5.555193PoorClosedClosed
2017-01-06 12:00:00730A5.555183PoorClosedClosed
2017-01-06 00:00:00720A5.454194ClosedClosedClosed
2017-01-05 12:00:00720A5.454112FairPoorClosed
2017-01-05 00:00:007311A5.555144ClosedClosedClosed
2017-01-04 12:00:007311A5.555122FairPoorClosed
2017-01-04 00:00:00730A5.757143PoorClosedClosed
2017-01-03 12:00:00730A5.75772FairPoorClosed
2017-01-03 00:00:00730A5.75781FairFairFair
2017-01-02 12:00:00730A5.757142PoorClosedClosed
2017-01-02 00:00:007411A6.464142PoorClosedClosed
2017-01-01 12:00:007411A6.464123FairPoorClosed
2017-01-01 00:00:007411A7.171173PoorClosedClosed
2016-12-31 12:00:007411A7.17142FairPoorClosed
2016-12-31 00:00:00730A6.96951FairFairFair
2016-12-30 12:00:00730A6.96950FairFairFair
2016-12-30 00:00:007314A6.46451FairFairFair
2016-12-29 12:00:007314A6.46461FairFairFair
2016-12-29 00:00:007414A6.46461FairFairFair
2016-12-28 12:00:007414A6.464111FairFairFair
2016-12-28 00:00:007413A6.363102FairPoorClosed
2016-12-27 12:00:007413A6.363222PoorClosedClosed
2016-12-27 00:00:00730A5.757223PoorClosedClosed
2016-12-26 12:00:00730A5.757213PoorClosedClosed
2016-12-26 00:00:00730A6.363224ClosedClosedClosed
2016-12-25 12:00:00730A6.363142PoorClosedClosed
2016-12-25 00:00:00740A6.363152PoorClosedClosed
2016-12-24 12:00:00740A6.363243PoorClosedClosed
2016-12-24 00:00:007512A6.262234ClosedClosedClosed
2016-12-23 12:00:007512A6.262233PoorClosedClosed
2016-12-23 00:00:007515A6.767264ClosedClosedClosed
2016-12-22 12:00:007515A6.767234ClosedClosedClosed

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