Satellite Link Budget Evaluation for Envisat Satellite

Cirrus Cloud Transmission [] : 0.5
Atmospheric Transmission [] : 0.2
Longterm Beam Spread [1E-6 rad] : 5
Shortterm Beam Spread [1E-6 rad] : 20
Receive Efficiency [] : 0.5
Satellite Backscattering Cross Section [1E6 m^2] : 0.3
Quantum Efficiency [%] : 10
Receive Aperture [m^2] : 0.4
Satellite Height [km] : 800.0
Wavelength [1E-6 m] : 0.532
Transmit Efficiency [] : 0.5
Pulse Energy [mJ] : 30

For the given system parameters the average signal level is 659.882996 Photoelectrons

The Lageos normalized signal level is 135.602679

A detailed description of the algorithm

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