CONTENTS

Annex 1  Sensitivity of radio astronomy systems
 1     General considerations and assumptions used in the calculation of interference levels
        1.1     Detrimental-level interference criterion
        1.2     Integration time
        1.3     Antenna response pattern
        1.4     Bandwidth
        1.5     Receiver noise temperature and antenna temperature
 2     Special cases
        2.1     Interference from GSO satellites
        2.2     Interference from non-GSO satellites
        2.3     The response of interferometers and arrays to radio interference