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风云二号B星星载扫描辐射计水汽通道定标方法
引用本文:戎志国,张玉香,王玉花,邱康睦,张如意.风云二号B星星载扫描辐射计水汽通道定标方法[J].红外与毫米波学报,2005,24(5):357-360365.
作者姓名:戎志国  张玉香  王玉花  邱康睦  张如意
作者单位:1. 国家卫星气象中心,北京,100081;北京大学物理学院,北京,100871
2. 国家卫星气象中心,北京,100081
3. 上海卫星工程研究所,上海,200240
基金项目:本项研究得到FY-2卫星工程地面应用系统预研项目支持.
摘    要:FY-2B静止气象卫里扫描辐射计水汽通道发射前定标在实验室真空罐内进行.发射在轨后,可以利用里上黑体监视探测器性能变化,但由于呈上黑体光路与目标光路不同,无法进行水汽通道的在轨全光路定标.介绍了FY-2B水汽通道的发射前定标、利用在轨电定标确定量化关系进行的定标处理以及与NOAA-17卫里HIRS/3通道12的相对定标方法.

关 键 词:定标  水汽通道  性能变化  相对定标  HIRS/3
文章编号:1001-9014(2005)05-0357-04
收稿时间:2004-12-25
修稿时间:2004-12-252005-06-21

CALIBRATION METHOD FOR WATER VAPOR CHANNEL OF SCANNING-RADIOMETER CARRIED BY FY-2B SATELLITE
Rong ZhiGuo;Zhang YuXiang;Wang YuHua;Qiu KangMu;Zhang RuYi.CALIBRATION METHOD FOR WATER VAPOR CHANNEL OF SCANNING-RADIOMETER CARRIED BY FY-2B SATELLITE[J].Journal of Infrared and Millimeter Waves,2005,24(5):357-360365.
Authors:Rong ZhiGuo;Zhang YuXiang;Wang YuHua;Qiu KangMu;Zhang RuYi
Abstract:The pre-launch calibration of the water vapor channel onboard FY-2B geostationary meteorological satellite was made in the Lab's vacuum container.The change of sensor's characteristics post-launch is normally monitored by the onboard blackbody.However,since the blackbody calibration path adopts different objective optic path,it is hard to make the in-orbit absolute calibration for the WV channel of the satellite.The pre-launch calibration of FY-2B's WV channel was introduced,and the calibration processing method with the quantized relation derived from in-orbit electronic calibration,as well as the inter-calibration for the channel 12 of HIRS/3 aboard NOAA-17 was also deseribed.
Keywords:calibration  WV channel  change of characteristics  inter-calibration  HIRS/3
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