Real Propagation Visualized with FT8 Data

VOACAP Quick Guide: Home

Explore the 18,000+ real-life propagation charts from one ITU zone to another ITU zone over the months of 2018! The raw data comes from the nice people at HamSci, courtesy of Bill Engelke, AB4EJ, and Philip Gladstone, N1DQ. The heavy-lifting, i.e. data processing (incl. pre-processing) and data visualization, has been done by Alex Shovkoplyas, VE3NEA.

Select propagation chart to display:

Show ITU Zone Map

1st Zone:
2nd Zone:

Yellow line: Zone 8. Red line: Zone 18.


There are a number of features in the charts:

The sunrise and sunset times have been calculated for "the center of mass of the callsigns" in each ITU zone, shown as a red circle on the ITU Zone Map above.

© 2003-2019 Jari Perkiömäki OH6BG/OG6G.