This website aggregates various resources that will help radio amateurs to operate their stations in search of long distance contacts (DX).
We would like to thank these contributors. Dear visitors, please visit the following links.
3000 km MUF and critical frequencies maps :
Aurora (30 min forecast) layer data :
SFI, A and K indexes :
About propagation, you will learn a lot with this article written by Ian G3YWX published in an ARRL QST magazine.
Enjoy your reading.