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home QRZCQ - The database for radio hams 
 
2020-08-08 02:14:34 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:73
Spot number:14
X-Ray index:A0.0
A index:4
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 70cm between NA and NA is 57%
Probability of QSO on 2m between OC and OC is 6%
Probability of QSO on 2m between NA and NA is 86%
Probability of QSO on 6m between NA and NA is 61%
Probability of QSO on 15m between SA and NA is 1%
Probability of QSO on 17m between AS and OC is 66%
Probability of QSO on 20m between NA and AF is 9%
Probability of QSO on 20m between AS and OC is 57%
Probability of QSO on 20m between AS and NA is 55%
Probability of QSO on 20m between AS and EU is 34%
Probability of QSO on 20m between OC and SA is 56%
Probability of QSO on 30m between SA and EU is 15%
Probability of QSO on 30m between AS and OC is 33%
Probability of QSO on 30m between AF and NA is 4%
Probability of QSO on 30m between NA and AF is 14%
Probability of QSO on 30m between EU and AF is 27%
Probability of QSO on 30m between NA and OC is 8%
Probability of QSO on 40m between EU and OC is 100%
Probability of QSO on 40m between NA and AF is 3%
Probability of QSO on 40m between EU and AF is 21%
Probability of QSO on 40m between AF and SA is 3%
Probability of QSO on 40m between EU and AS is 19%
Probability of QSO on 40m between OC and NA is 20%
Probability of QSO on 60m between NA and EU is 100%
Probability of QSO on 60m between EU and SA is 17%
Probability of QSO on 60m between EU and AF is 18%
Probability of QSO on 80m between AF and SA is 61%
Probability of QSO on 630m between NA and EU is 24%

* Propagation probability based on data from WSPRnet (Weak Signal Propagation Reporter Network) Spot Database
PROPAGATION BASED ON DX-CLUSTER
Conditions at 00-10MHz (58%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF0%0%0%0%0%0%
AS0%1%2%0%0%0%
EU3%5%7%15%0%3%
NA1%4%37%4%0%5%
OC0%0%0%1%0%1%
SA0%1%5%7%0%7%
Conditions at 10-20MHz (39%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF0%0%0%0%0%0%
AS0%2%1%1%1%0%
EU0%2%5%9%2%1%
NA2%2%41%17%1%8%
OC0%1%1%0%2%0%
SA0%0%0%9%0%2%
Conditions at 20-30MHz (5%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF0%0%0%0%0%0%
AS0%0%0%4%0%4%
EU0%0%0%0%0%0%
NA0%0%0%0%4%0%
OC0%43%0%4%33%4%
SA0%0%0%0%0%8%
Conditions at 50-54MHz (1%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF0%0%0%0%0%0%
AS0%100%0%0%0%0%
EU0%0%0%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
2020-08-08 00:00:007314A0.0041FairFairFair
2020-08-07 12:00:007314A0.0051FairFairFair
2020-08-07 00:00:007313A0.0040FairFairFair
2020-08-06 12:00:007313A0.0051FairFairFair
2020-08-06 00:00:007312A0.0062FairPoorClosed
2020-08-05 12:00:007312A0.0081FairFairFair
2020-08-05 00:00:007323A0.0092FairPoorClosed
2020-08-04 12:00:007323A0.00162PoorClosedClosed
2020-08-04 00:00:007322A0.00153PoorClosedClosed
2020-08-03 12:00:007322A0.0093FairPoorClosed
2020-08-03 00:00:007222A0.0092FairPoorClosed
2020-08-02 12:00:007222A0.0031FairFairFair
2020-08-02 00:00:007223A0.0051FairFairFair
2020-08-01 12:00:007223A0.0040FairFairFair
2020-08-01 00:00:007322A0.0041FairFairFair
2020-07-31 12:00:007322A0.0041FairFairFair
2020-07-31 00:00:007322A0.0040FairFairFair
2020-07-30 12:00:007322A0.0052FairPoorClosed
2020-07-30 00:00:007222A0.0051FairFairFair
2020-07-29 12:00:007222A0.0042FairPoorClosed
2020-07-29 00:00:007111A0.0051FairFairFair
2020-07-28 12:00:007111A0.0041FairFairFair
2020-07-28 00:00:007111A0.0041FairFairFair
2020-07-27 12:00:007111A0.0031FairFairFair
2020-07-27 00:00:007011A0.0030FairFairFair
2020-07-26 12:00:007011A0.00150FairPoorClosed
2020-07-26 00:00:007011A0.00122FairPoorClosed
2020-07-25 12:00:007011A0.00113FairPoorClosed
2020-07-25 00:00:007011A0.00102FairPoorClosed
2020-07-24 12:00:007011A0.0043FairPoorClosed
2020-07-24 00:00:007011A0.0040FairFairFair
2020-07-23 12:00:007011A0.0031FairFairFair
2020-07-23 00:00:007011A0.0041FairFairFair
2020-07-22 12:00:007011A0.0041FairFairFair
2020-07-22 00:00:00690A0.0040FairFairFair
2020-07-21 12:00:00690A0.0041FairFairFair
2020-07-21 00:00:00690A0.0041FairFairFair
2020-07-20 12:00:00690A0.0041FairFairFair
2020-07-20 00:00:00680A0.0041FairFairFair
2020-07-19 12:00:00680A0.0041FairFairFair
2020-07-19 00:00:00680A0.0041FairFairFair
2020-07-18 12:00:00680A0.0041FairFairFair
2020-07-18 00:00:00690A0.0041FairFairFair
2020-07-17 12:00:00690A0.0041FairFairFair
2020-07-17 00:00:00680A0.0041FairFairFair
2020-07-16 12:00:00680A0.0050FairFairFair
2020-07-16 00:00:00690A0.0061FairFairFair
2020-07-15 12:00:00690A0.00112FairPoorClosed
2020-07-15 00:00:00680A0.00130FairPoorClosed
2020-07-14 12:00:00680A0.0064PoorClosedClosed
2020-07-14 00:00:00680A0.0051FairFairFair
2020-07-13 12:00:00680A0.0032FairPoorClosed
2020-07-13 00:00:00690A0.0040FairFairFair
2020-07-12 12:00:00690A0.0031FairFairFair
2020-07-12 00:00:006912A0.0031FairFairFair
2020-07-11 12:00:006912A0.0030FairFairFair
2020-07-11 00:00:00690A0.0030FairFairFair
2020-07-10 12:00:00690A0.0042FairPoorClosed
2020-07-10 00:00:00670A0.0041FairFairFair
2020-07-09 12:00:00670A0.0021FairFairFair

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