Acquired vertical and oblique ionograms at the different receiving stations. Select ionogram to show the ionogramm plot.
| Transmitting stations | ||||
| Receiving stations | Roma | Montelibretti | Gibilmanna | Varese Ligure |
| Roma | ionograms | |||
| Rocca di Papa | ionograms | ionograms | ionograms | ionograms |
| L'Aquila | ionograms | ionograms | ionograms | ionograms |
| Duronia | ionograms | ionograms | ionograms | ionograms |
| Castello Tesino | ionograms | ionograms | ||
| Sopron | ionograms | ionograms | ||
| Lampedusa | ionograms | ionograms | ||
| Chambon La Forêt | ionograms | ionograms | ||
| Dourbes | ionograms | ionograms | ||
| Nicosia | ionograms | ionograms | ||
| Vihti | ionograms | ionograms | ||
Stations logbook contains installation information.