Data sources & credits

HRIP aggregates publicly available amateur radio and weather data. All credit for the underlying data belongs to these projects and their communities:

• Reverse Beacon Network — CW/RTTY skimmer spots, reversebeacon.net.
• DX Cluster — the worldwide DXSpider cluster network.
• VHF & up skeds — the Telegram channel skedvhf, posts via @sked2bot.
• Ionospheric MUF — prop.kc2g.com, based on global ionosonde and NOAA data.
• Tropospheric ducting — derived from NOAA GFS numerical weather model output.
• Callsign geolocation — DXCC entity data from country-files.com (via pyhamtools) and Maidenhead grid locators.
• Basemap — © OpenStreetMap contributors, CARTO dark-matter tiles; rendered with MapLibre GL.

This site is non-commercial and provided as-is for the amateur radio community. See the about page.