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home QRZCQ - The database for radio hams 
 
2015-04-28 05:18:12 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:108
Spot number:42
X-Ray index:B2.7
A index:5
K index:2
 
Conditions 00-10MHz:Poor
Conditions 10-20MHz:Poor
Conditions 20-30MHz:Very Poor
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 10m between NA and OC is 60%
Probability of QSO on 10m between AS and OC is 52%
Probability of QSO on 10m between EU and AF is 52%
Probability of QSO on 17m between EU and OC is 54%
Probability of QSO on 20m between EU and AS is 56%
Probability of QSO on 20m between NA and OC is 51%
Probability of QSO on 20m between EU and NA is 54%
Probability of QSO on 30m between SA and OC is 56%
Probability of QSO on 30m between EU and AS is 54%
Probability of QSO on 30m between NA and EU is 53%
Probability of QSO on 30m between OC and NA is 76%
Probability of QSO on 30m between OC and AF is 87%
Probability of QSO on 30m between OC and EU is 75%
Probability of QSO on 40m between EU and NA is 52%
Probability of QSO on 630m between AF and NA is 58%
Probability of QSO on 630m between NA and OC is 51%

* Propagation probability based on data from WSPRnet (Weak Signal Propagation Reporter Network) Spot Database
PROPAGATION BASED ON DX-CLUSTER
Conditions at 00-10MHz (14%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF0%0%0%0%0%0%
AS0%0%4%0%0%0%
EU0%3%35%16%0%3%
NA2%3%18%8%0%0%
OC0%0%0%0%0%0%
SA0%0%12%0%0%4%
Conditions at 10-20MHz (82%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF1%0%0%0%0%0%
AS0%2%4%1%0%1%
EU1%4%12%10%3%5%
NA1%9%33%4%2%2%
OC0%0%3%0%1%0%
SA0%2%5%1%0%1%
Conditions at 20-30MHz (4%) based on DX-Cluster
Spots dedx AFdx ASdx EUdx NAdx OCdx SA
AF0%0%0%0%0%0%
AS0%0%8%0%8%0%
EU0%0%0%0%16%0%
NA0%0%8%16%27%0%
OC0%0%8%0%8%0%
SA0%0%4%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%50%0%0%0%0%
EU0%0%0%0%0%0%
NA0%0%0%0%0%0%
OC0%0%0%0%50%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
2015-04-28 00:00:0011955B3.813852PoorPoorVery Poor
2015-04-27 12:00:0011955B3.813841FairPoorPoor
2015-04-27 00:00:0012677B5.115140GoodGoodNormal
2015-04-26 12:00:0012677B5.115131GoodGoodNormal
2015-04-26 00:00:0013579B7.117151GoodGoodNormal
2015-04-25 12:00:0013579B7.117151GoodGoodNormal
2015-04-25 00:00:00141110B8.618660GoodGoodGood
2015-04-24 12:00:00141110B8.618671GoodGoodGood
2015-04-24 00:00:00150134B9.019080GoodGoodGood
2015-04-23 12:00:00150134B9.0190112NormalGoodNormal
2015-04-23 00:00:00154153B9.0190182FairNormalFair
2015-04-22 12:00:00154153B9.0190223FairNormalFair
2015-04-22 00:00:00150125B5.6156273FairNormalFair
2015-04-21 12:00:00150125B5.6156103NormalGoodNormal
2015-04-21 00:00:00152142B5.4154102NormalGoodNormal
2015-04-20 12:00:00152142B5.415491GoodGoodGood
2015-04-20 00:00:00148114B5.315392NormalGoodNormal
2015-04-19 12:00:00148114B5.3153132FairNormalFair
2015-04-19 00:00:0015093B5.4154103NormalGoodNormal
2015-04-18 12:00:0015093B5.4154253FairNormalFair
2015-04-18 00:00:0015085B7.5175353FairNormalFair
2015-04-17 12:00:0015085B7.5175434PoorFairPoor
2015-04-17 00:00:0015585B6.7167365PoorFairPoor
2015-04-16 12:00:0015585B6.7167295PoorFairPoor
2015-04-16 00:00:0014797B6.6166275PoorFairPoor
2015-04-15 12:00:0014797B6.6166133FairNormalFair
2015-04-15 00:00:0014168B7.8178124NormalFairPoor
2015-04-14 12:00:0014168B7.817882GoodNormalFair
2015-04-14 00:00:0013464B8.318381GoodGoodNormal
2015-04-13 12:00:0013464B8.318342GoodNormalFair
2015-04-13 00:00:0012374B6.316351GoodGoodNormal
2015-04-12 12:00:0012374B6.3163201GoodNormalFair
2015-04-12 00:00:0011534B4.0140203PoorVery PoorVery Poor
2015-04-11 12:00:0011534B4.0140344Very PoorVery PoorVery Poor
2015-04-11 00:00:0011337B2.5125363PoorVery PoorVery Poor
2015-04-10 12:00:0011337B2.5125125PoorVery PoorVery Poor
2015-04-10 00:00:0010640B2.0120122PoorPoorVery Poor
2015-04-09 12:00:0010640B2.012042PoorPoorVery Poor
2015-04-09 00:00:0011139B3.313341FairPoorPoor
2015-04-08 12:00:0011139B3.313350FairPoorPoor
2015-04-08 00:00:0012678B4.114162GoodNormalFair
2015-04-07 12:00:0012678B4.114161GoodGoodNormal
2015-04-07 00:00:0012266B4.814881GoodGoodNormal
2015-04-06 12:00:0012266B4.814882GoodNormalFair
2015-04-06 00:00:0012268B3.913982GoodNormalFair
2015-04-05 12:00:0012268B3.9139122GoodNormalFair
2015-04-05 00:00:0012029B4.1141132PoorVery PoorVery Poor
2015-04-04 12:00:0012029B4.1141142PoorVery PoorVery Poor
2015-04-04 00:00:0012131B4.1141162NormalFairPoor
2015-04-03 12:00:0012131B4.1141133NormalFairPoor
2015-04-03 00:00:0012469B3.9139113GoodNormalFair
2015-04-02 12:00:0012469B3.913972GoodNormalFair
2015-04-02 00:00:0012853B4.7147102GoodNormalFair
2015-04-01 12:00:0012853B4.714792GoodNormalFair
2015-04-01 00:00:0013456B6.6166103GoodNormalFair
2015-03-31 12:00:0013456B6.616652GoodNormalFair
2015-03-31 00:00:0014573B9.119161GoodGoodNormal
2015-03-30 12:00:0014573B9.1191141GoodNormalFair
2015-03-30 00:00:0014682B7.9179182FairNormalFair
2015-03-29 12:00:0014682B7.917993NormalGoodNormal

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image of 9n1emergency

9N1EMERGENCY is now at 14205.0 kHz

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