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home QRZCQ - The database for radio hams 
 
2020-10-21 03:58:35 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:75
Spot number:11
X-Ray index:A0.0
A index:4
Kp index:3
 
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 13%
Probability of QSO on 2m between NA and NA is 17%
Probability of QSO on 6m between NA and NA is 89%
Probability of QSO on 6m between OC and OC is 26%
Probability of QSO on 20m between AS and AF is 29%
Probability of QSO on 20m between AS and EU is 47%
Probability of QSO on 20m between AS and NA is 23%
Probability of QSO on 20m between NA and AS is 46%
Probability of QSO on 30m between SA and EU is 13%
Probability of QSO on 30m between EU and AF is 38%
Probability of QSO on 30m between EU and SA is 3%
Probability of QSO on 30m between OC and EU is 20%
Probability of QSO on 40m between EU and AS is 1%
Probability of QSO on 40m between AF and SA is 5%
Probability of QSO on 40m between EU and AF is 24%
Probability of QSO on 40m between EU and OC is 100%
Probability of QSO on 60m between EU and AF is 15%
Probability of QSO on 80m between EU and AF is 12%

* Propagation probability based on data from WSPRnet (Weak Signal Propagation Reporter Network) Spot Database
PROPAGATION BASED ON DX-CLUSTER
Conditions at 00-10MHz (80%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF0%0%0%0%0%0%
AS1%0%3%1%0%0%
EU2%5%13%6%0%2%
NA1%3%28%17%0%3%
OC0%0%0%0%1%0%
SA1%0%9%6%0%6%
Conditions at 10-20MHz (10%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF0%0%0%0%0%0%
AS0%12%4%4%0%0%
EU0%0%0%0%0%0%
NA0%32%4%8%12%0%
OC0%12%0%4%0%4%
SA0%0%0%0%0%0%
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%
SA0%100%0%0%0%0%
Conditions at 50-54MHz (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%40%0%0%
OC0%0%0%0%0%0%
SA0%0%0%18%0%44%

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
2020-10-21 00:00:007512A0.0051FairFairFair
2020-10-20 12:00:007512A0.0061FairFairFair
2020-10-20 00:00:007628A0.0062FairPoorClosed
2020-10-19 12:00:007628A0.0031FairFairFair
2020-10-19 00:00:007315A0.0031FairFairFair
2020-10-18 12:00:007315A0.0050FairFairFair
2020-10-18 00:00:007514A0.0051FairFairFair
2020-10-17 12:00:007514A0.0042FairPoorClosed
2020-10-17 00:00:007414A0.0041FairFairFair
2020-10-16 12:00:007414A0.0031FairFairFair
2020-10-16 00:00:007512A0.0031FairFairFair
2020-10-15 12:00:007512A0.0020FairFairFair
2020-10-15 00:00:00720A0.0020FairFairFair
2020-10-14 12:00:00720A0.0030FairFairFair
2020-10-14 00:00:007415A0.0041FairFairFair
2020-10-13 12:00:007415A0.0041FairFairFair
2020-10-13 00:00:007315A0.0041FairFairFair
2020-10-12 12:00:007315A0.0030FairFairFair
2020-10-12 00:00:007426A0.0051FairFairFair
2020-10-11 12:00:007426A0.0021FairFairFair
2020-10-11 00:00:007324A0.0021FairFairFair
2020-10-10 12:00:007324A0.0021FairFairFair
2020-10-10 00:00:00720A0.0020FairFairFair
2020-10-09 12:00:00720A0.0031FairFairFair
2020-10-09 00:00:00710A0.0030FairFairFair
2020-10-08 12:00:00710A0.0051FairFairFair
2020-10-08 00:00:00720A0.0051FairFairFair
2020-10-07 12:00:00720A0.0071FairFairFair
2020-10-07 00:00:00720A0.0081FairFairFair
2020-10-06 12:00:00720A0.0082FairPoorClosed
2020-10-06 00:00:00710A0.00104PoorClosedClosed
2020-10-05 12:00:00710A0.0041FairFairFair
2020-10-05 00:00:00720A0.0040FairFairFair
2020-10-04 12:00:00720A0.0061FairFairFair
2020-10-04 00:00:00720A0.0061FairFairFair
2020-10-03 12:00:00720A0.0092FairPoorClosed
2020-10-03 00:00:00730A0.00102FairPoorClosed
2020-10-02 12:00:00730A0.00112FairPoorClosed
2020-10-02 00:00:00730A0.00132PoorClosedClosed
2020-10-01 12:00:00730A0.00152PoorClosedClosed
2020-10-01 00:00:00730A0.00183PoorClosedClosed
2020-09-30 12:00:00730A0.00163PoorClosedClosed
2020-09-30 00:00:00740A0.00223PoorClosedClosed
2020-09-29 12:00:00740A0.00333PoorClosedClosed
2020-09-29 00:00:00740A0.00364ClosedClosedClosed
2020-09-28 12:00:00740A0.00244ClosedClosedClosed
2020-09-28 00:00:00730A0.00205ClosedClosedClosed
2020-09-27 12:00:00730A0.00262PoorClosedClosed
2020-09-27 00:00:007311A0.00252PoorClosedClosed
2020-09-26 12:00:007311A0.00204ClosedClosedClosed
2020-09-26 00:00:00740A0.00173PoorClosedClosed
2020-09-25 12:00:00740A0.00193PoorClosedClosed
2020-09-25 00:00:007313A0.00211FairPoorClosed
2020-09-24 12:00:007313A0.00115PoorClosedClosed
2020-09-24 00:00:00720A0.00124PoorClosedClosed
2020-09-23 12:00:00720A0.0062FairPoorClosed
2020-09-23 00:00:00710A0.0061FairFairFair
2020-09-22 12:00:00710A0.0032FairPoorClosed
2020-09-22 00:00:00700A0.0031FairFairFair
2020-09-21 12:00:00700A0.0040FairFairFair

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