Weiwei Xu, Liming Zhang, Xin Li, Xiaolong Si, Yongping Xu. On-Orbit Radiometric Calibration of High-Resolution Optical Remote Sensing Satellite Based on Sub-Pixel Targets[J]. Acta Optica Sinica, 2019, 39(10): 1001001
- Acta Optica Sinica
- Vol. 39, Issue 10, 1001001 (2019)
Fig. 1. Diagram of solar radiation and interaction of atmosphere and sub-pixel targets
Fig. 2. On-orbit experiment. (a) Sub-pixel target; (b) gray-scale target; (c) remote sensing image
Fig. 3. System performance detection. (a) PSF; (b) MTF
Fig. 4. Synchronous test data. (a) Target reflectance; (b) atmospheric transmittance
Fig. 5. Remote sensing image process. (a) Image of sub-pixel target; (b) linear fitting
Fig. 6. Gray-scale target method. (a) Incident pupil radiance; (b) calibration coefficient
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Table 1. Analysis on uncertainty
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