Conventional altimeters include nadir looking colocated 18-37 GHz microwave radiometer to measure wet tropospheric path delay. These have reduced accuracy in coastal zone (within ~50 km from land) and do not provide wet path delay over land. The addition of high frequency channels to Jason-class radiometer will improve retrievals in coastal regions and enable retrievals over land. High-frequency window channels, 90, 130 and 166 GHz are optimum for improving performance in coastal region and channels on 183 GHz water vapor line are ideal for over-land retrievals.
Radiometer Testbed Development for SWOT
Earth Science Technology Forum-10 ; 2010 ; Arlington, VA, United States
2010-06-22
Conference paper
No indication
English
British Library Conference Proceedings | 2002
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