A map indicates that a certain spot on the earth is in the 40 dBW contour of a satellite beam, that is, the EIRP from the satellite is 40 dBW in that direction. What is the actual signal strength at the earth’s surface, in W/m2, if the satellite is 37,000 km away?

A map indicates that a certain spot on the earth is in the 40 dBW contour of a satellite beam, that is, the EIRP from the satellite is 40 dBW in that direction. What is the actual signal strength at the earth’s surface, in W/m2, if the satellite is 37,000 km away?

A map indicates that a certain spot on the earth is in the 40 dBW contour of a satellite beam, that is, the EIRP from the satellite is 40 dBW in that direction. What is the actual signal strength at the earth’s surface, in W/m2, if the satellite is 37,000 km away?
A map indicates that a certain spot on the earth is in the 40 dBW contour of a satellite beam, that is, the EIRP from the satellite is 40 dBW in that direction. What is the actual signal strength at the earth’s surface, in W/m2, if the satellite is 37,000 km away?