2014年国产陆地观测卫星绝对辐射定标系数

2014年国产遥感卫星外场绝对辐射定标系数1、高分一号（GF-1）卫星绝对辐射定标系数见表1表1GF-1卫星各载荷的绝对辐射定标系数卫星载荷波段号2014Gain2013gainPMS1PAN0.1963Band10.2247Band20.1892Band30.1889Band40.1939PMS2PAN0.2147Band10.2419Band20.2047Band30.2009Band40.2058WFV1Band10.2004Band20.1648Band30.1243Band40.1563WFV2Band10.1733Band20.1383Band30.1122Band40.1391WFV3Band10.1745Band20.1514Band30.1257Band40.1462WFV4Band10.1713Band20.16Band30.1497Band40.1435注：利用绝对定标系数将GF-1卫星CCD图像DN值转换为辐亮度图像的公式为：eeLGainDN式中：式中eeL为转换后辐亮度，单位为211Wmsrm，DN为卫星载荷观测值；Gain为定标斜率，单位为211Wmsrm。2、资源三号（ZY-3）卫星绝对辐射定标系数见表2表2ZY-3卫星在轨绝对辐射定标系数卫星载荷波段光谱范围（μm）Gain全色相机NAD0.50~0.800.1708资源三号多光谱相机Band-10.45~0.520.2509Band-20.52~0.590.2338Band-30.63~0.690.1885Band-40.77~0.890.2035注：利用绝对定标系数将ZY-3卫星CCD图像DN值转换为辐亮度图像的公式为：eeLGainDN式中：式中eeL为转换后辐亮度，单位为211Wmsrm，DN为卫星载荷观测值；Gain为定标斜率，单位为211Wmsrm。3、资源一号02C（ZY-102C）卫星绝对辐射定标系数见表3表3ZY-102C星CCD相机的定标系数卫星载荷波段号GainZY-1-02C-PMSBand1(P)0.6422Band20.6885Band30.7130Band40.6544注：利用绝对定标系数将ZY-102C卫星CCD图像DN值转换为辐亮度图像的公式为：eeLGainDN式中：式中eeL为转换后辐亮度，单位为211Wmsrm，DN为卫星载荷观测值；Gain为定标斜率，单位为211Wmsrm。4、环境减灾-AB（HJ-1A/B）卫星绝对辐射定标系数见表4表4HJ-1A/B星CCD相机（增益2）的定标系数卫星载荷波段号GainOffsetHJ-1A-CCD1Band11.45107.325Band21.39326.0737Band30.99293.6123Band41.00621.9028HJ-1A-CCD2Band11.14514.6344Band21.16604.0982Band30.76473.736Band40.75580.7385HJ-1B-CCD1Band11.51223.0089Band21.44464.4487Band30.98723.2144Band40.93982.5609HJ-1B-CCD2Band11.46822.2219Band21.44834.0683Band31.03475.2537Band41.05116.3497注：利用绝对定标系数将HJ-1A/B卫星CCD图像DN值转换为辐亮度图像的公式为：eeLGainDNOffset式中：式中eeL为转换后辐亮度，单位为211Wmsrm，DN为卫星载荷观测值；Gain为定标斜率，单位为211Wmsrm，Offset为绝对定标系数偏移量，单位为211Wmsrm。5、实践九号A（SJ-9A）卫星绝对辐射定标系数见表5表5SJ-9A星多光谱相机的定标系数卫星载荷波段号GainOffsetSJ-9A-MUSBand10.1830-2.1067Band20.1660-1.8065Band30.1570-0.4350Band40.1428-0.3639注：利用绝对定标系数将SJ-9A卫星多光谱图像DN值转换为辐亮度图像的公式为：eeLGainDNOffset式中：式中eeL为转换后辐亮度，单位为211Wmsrm，DN为卫星载荷观测值；Gain为定标斜率，单位为211Wmsrm，Offset为绝对定标系数偏移量，单位为211Wmsrm。定标技术支持：韩启金、张学文电话：[phone]手机：[phone]