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contributor authorKatsaros, Kristina B.
contributor authorDevault, John E.
date accessioned2017-06-09T14:43:33Z
date available2017-06-09T14:43:33Z
date copyright1986/12/01
date issued1986
identifier issn0739-0572
identifier otherams-253.pdf
identifier urihttp://onlinelibrary.yabesh.ir/handle/yetl/4162067
description abstractCalculations are made of errors in the measurement of solar irradiance at the sea surface. which occur when pyranometers are tilled. Tilts due to buoy or ship motion caused by wave action or a preferential tilt due to drag are considered. Errors depend on sky condition and are maximum for clear skies. They depend on soar zenith angle and on the relative azimuth of sun and tilt directions, and vary, therefore, with latitude and season or time of day. Errors as large as ±10% to ±20% in the daily average (with sign dependent on azimuth of the tilt) could be encountered for clear skies poleward of 45°N or S in the winter half of the year for a 10° preferential tilt. Instantaneous errors due to wave action can be as large. Because of the difficulty of making corrections a posteriori, gimbal mounting of pyranometers is recommended.
publisherAmerican Meteorological Society
titleOn Irradiance Measurement Errors at Sea Due to Tilt of Pyranometers
typeJournal Paper
journal volume3
journal issue4
journal titleJournal of Atmospheric and Oceanic Technology
identifier doi10.1175/1520-0426(1986)003<0740:OIMEAS>2.0.CO;2
journal fristpage740
journal lastpage745
treeJournal of Atmospheric and Oceanic Technology:;1986:;volume( 003 ):;issue: 004
contenttypeFulltext


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