With its phased array synthetic aperture radar (SAR) antenna (X-band wavelength 31 mm, frequency 9.65 GHz), TerraSAR-X provides radar images of the entire planet from an Earth polar orbit of 514 km altitude.
With its phased array synthetic aperture radar (SAR) antenna (X-band wavelength 31 mm, frequency 9.65 GHz), TerraSAR-X generates global radar images from a low Earth orbit of 514 km altitude.