Detailed Aerosol Optical Depth Intercomparison between Brewer and Li-Cor 1800 Spectroradiometers and a Cimel Sun Photometer Export

@article{citeulike:5696832, abstract = {Aerosol optical depth (AOD) using different instruments during three short and intensive campaigns carried out from 1999 to 2001 at El Arenosillo in Huelva, Spain, are presented and compared. The specific aim of this study is to determine the level of agreement between three different instruments running in operational conditions. This activity, however, is part of a broader objective to recover an extended data series of AOD in the UV range obtained from a Brewer spectroradiometer. This instrument may be used to obtain AOD at the same five UV wavelengths used during normal operation for ozone content determination. As part of the validation of the Brewer AOD data, a Cimel sun photometer and another spectroradiometer, a Li-Cor 1800, were used. A detailed comparison of these three instruments is carried out by means of near-simultaneous measurements, with particular emphasis on examining diurnal AOD variability. Absolute AOD uncertainties range from 0.02 for the Cimel to 0.08 for the Brewer, with intermediate values for the Li-Cor 1800. All data during the comparison are in reasonable agreement, when taking into account the different performance characteristics of each instrument. The comparison also demonstrates current deficiencies in the Brewer data and thus the difficulty to determine AOD values with low errors.}, author = {Cachorro, V. E. and Berj\&\#243;n, A. and Toledano, C. and Mogo, S. and Prats, N. and de Frutos, A. M. and Vilaplana, J. M. and Sorribas, M. and De La Morena, B. A. and Gr\&\#246;bner, J. and Laulainen, N.}, citeulike-article-id = {5696832}, citeulike-linkout-0 = {http://dx.doi.org/10.1175/2009JTECHA1217.1}, day = {1}, doi = {10.1175/2009JTECHA1217.1}, journal = {Journal of Atmospheric and Oceanic Technology}, keywords = {aerosol, aod, comparison}, month = {August}, number = {8}, pages = {1558--1571}, posted-at = {2009-09-01 09:37:06}, priority = {2}, title = {Detailed Aerosol Optical Depth Intercomparison between Brewer and Li-Cor 1800 Spectroradiometers and a Cimel Sun Photometer}, url = {http://dx.doi.org/10.1175/2009JTECHA1217.1}, volume = {26}, year = {2009} }

TY - JOUR ID - citeulike:5696832 L3 - citeulike-article-id:5696832 N2 - Aerosol optical depth (AOD) using different instruments during three short and intensive campaigns carried out from 1999 to 2001 at El Arenosillo in Huelva, Spain, are presented and compared. The specific aim of this study is to determine the level of agreement between three different instruments running in operational conditions. This activity, however, is part of a broader objective to recover an extended data series of AOD in the UV range obtained from a Brewer spectroradiometer. This instrument may be used to obtain AOD at the same five UV wavelengths used during normal operation for ozone content determination. As part of the validation of the Brewer AOD data, a Cimel sun photometer and another spectroradiometer, a Li-Cor 1800, were used. A detailed comparison of these three instruments is carried out by means of near-simultaneous measurements, with particular emphasis on examining diurnal AOD variability. Absolute AOD uncertainties range from 0.02 for the Cimel to 0.08 for the Brewer, with intermediate values for the Li-Cor 1800. All data during the comparison are in reasonable agreement, when taking into account the different performance characteristics of each instrument. The comparison also demonstrates current deficiencies in the Brewer data and thus the difficulty to determine AOD values with low errors. IS - 8 JF - Journal of Atmospheric and Oceanic Technology EP - 1571 TI - Detailed Aerosol Optical Depth Intercomparison between Brewer and Li-Cor 1800 Spectroradiometers and a Cimel Sun Photometer VL - 26 SP - 1558 KW - aerosol KW - aod KW - comparison AU - Cachorro, VE AU - Berjón, A AU - Toledano, C AU - Mogo, S AU - Prats, N AU - de Frutos, AM AU - Vilaplana, JM AU - Sorribas, M AU - De La Morena, BA AU - Gröbner, J AU - Laulainen, N PY - 2009/08/01/ UR - http://dx.doi.org/10.1175/2009JTECHA1217.1 ER -