M.1748

Protection of the radio astronomy service in the band 1400-1427 MHz from unwanted emissions of MSS feeder links that may operate in the bands 1390-1392 MHz (Earth-to-space) and 1430-1432 MHz (space-to-Earth)

RA.314

Preferred frequency bands for radioastronomical measurements

RA.479

Protection of frequencies for radioastronomical measurements in the shielded zone of the Moon

RA.517

Protection of the radio astronomy services from transmitters operating in adjacent bands

RA.611

Protection of the radio astronomy service from spurious emissions

RA.769

Protection criteria used for radioastronomical measurements

RA.1031

Protection of the radioastronomy service in frequency bands shared with other services

RA.1237

Protection of the radio astronomy service from unwanted emissions resulting from applications of wideband digital modulation

RA.1272

Protection of radio astronomy measurements above 60 GHz from ground based interference

RA.1417

A radio-quiet zone in the vicinity of the L2 Sun-Earth Lagrange point

RA.1513

Levels of data loss to radio astronomy observations and percentage-of-time criteria resulting from degradation by interference for frequency bands allocated to the radio astronomy on a primary basis

RA.1630

Technical and operational characteristics of ground-based astronomy systems for use in sharing studies with active services between 10 THz and 1000 THz

RA.1631

Reference radio astronomy antenna pattern to be used for compatibility analyses between non-GSO systems and radio astronomy service stations based on the [equivalent power flux density] concept

RA.1750

Mutual planning between the Earth exploration-satellite service (active) and the radio astronomy service in the 94 GHz and 130 GHz bands

S.1341

Sharing between feeder links for the mobile-satellite service and the aeronautical radi-onavigation service in the space-to-Earth direction in the band 15.4-15.7 GHz and the protection of the radio astronomy service in the band 15.35-15.4 GHz

S.1586

Calculation of unwanted emission levels produced by a non-geostationary fixed-satellite service system at radio astronomy sites

SA.509

Space research earth station and radio astronomy reference antenna radiation pattern for use in interference calculations, including coordination procedures