From: An improved ITU-R rain attenuation prediction model over terrestrial microwave links in tropical region
Link
Path length (km)
Frequency (GHz)
Polarization
Measurement duration (years)
Bradesco 2-RIS
12.8
15
V
2
Shell-RIS
7.5
18
1
Cenesp 15-RIS
H
Barueri-RIS
21.7
Cenesp 18-RIS