摘要： 基于敦煌辐射校正场，利用高、中两类定标场地，采用反射率基法对资源三号卫星多光谱传感器进行在轨场地绝对辐射定标，获取多光谱传感器的2013年绝对辐射定标系数，并与2012年定标结果进行对比分析。同时，利用2013年7月1日Landsat 8的operational land imager(OLI)影像对资源三号卫星多光谱传感器进行交叉定标，验证定标系数的可靠性。结果表明，一年来资源三号卫星多光谱传感器各波段性能存在1%～8.5%的变化;交叉定标和场地定标的结果有较好的一致性，说明定标结果具有较高的可信度。
关键词：资源三号卫星;多光谱传感器;场地定标;交叉定标
Abstract：A field calibration campaign of ZY-3 multispectral sensor (MUS) was performed by the China Center for Resources Satellite Data and Application at the Dunhuang site. The reflectance-based method with two-point sites was used to obtain MUS absolute calibration coefficients in 2013. Compared to the calibration results in 2012, the calibration coefficients in 2013 changed by about 1%～8.5% in different bands. The results were also validated by intercalibration method using the Landsat 8 Operational Land Imager (OLI) data. It shows largely good consistency between field calibration and intercalibration. It was concluded that the absolute calibration coefficients were highly reliable.
张学文，傅俏燕，韩启金*，潘志强，杨 磊 . 资源三号多光谱传感器场地辐射定标与验证 [J]. 光谱学与光谱分析, 2014, 34(09): 2476-2480.
ZHANG Xue-wen, FU Qiao-yan, HAN Qi-jin*, PAN Zhi-qiang, YANG Lei . The Field Radiometric Calibration and Validation of ZY-3 Multispectral Sensor . SPECTROSCOPY AND SPECTRAL ANALYSIS, 2014, 34(09): 2476-2480.
[1] Slater P N, Biggar S F, Holm R G, et al. Remote Sensing of Environment，1987, 22(1): 11. [2] Loeb N G. Int. J. Remote Sensing, 1997, 18(3): 477. [3] Kaufman Y J. IEEE Trans. Geosci. & Remote Sensing, 1988, 26(4). [4] Teillet P M, Markham B L, Richard R. Remote Sensing of Environment, 2006, 102: 264. [5] Thome K, LaMarr J, Scott K, et al. Proceedings of SPIE Volume 3439, Earth Observing Systems III, William L. Barnes, Editor, 1998. 439. [6] David Meyer, Gyanesh Chander. Proc. SPIE，2006, 6296：62960H. [7] Chen Zhengchao, Liu Xiang, Li Junsheng, et al. Journal of Astronautics，2008, 29(2): 638. [8] Fu Qiaoyan, Min Xiangjun, Li Xingchao, et al. Journal of Remote Sensing，2006，10(4): 433. [9] Yu Xiaolei, Wu Zhaocong. Chinese Journal of Sensors and Actuators. 2011，24(10): 1435. [10] Gong Hui, Tian Guoliang, Yu Tao, et al. Journal of Remote Sensing，2010，14(1): 7. [11] Biggar S F, Gellman D I, Slater N. Remote Sens Environ, 1990, 32: 91. [12] Liang Sunlin. Quantitative Remote Sensing. Beijing：Science Press, 2009. 146.
