Kai YIN, Xin-Hua NIU, E ZHANG. A whole chain automatic simulation method for the on-orbit stray light effect of optical payloads[J]. Journal of Infrared and Millimeter Waves, 2023, 42(6): 924
- Journal of Infrared and Millimeter Waves
- Vol. 42, Issue 6, 924 (2023)
Fig. 1. The blackbody count of Band 3 on 20180321
Fig. 2. The illustration of solar incidence during the satellite exiting penumbra
Fig. 3. Comparison of the blackbody counts between Band 3 and Band 10
Fig. 4. The systematic diagram of the full chain automatic simulation and analysis program for payloads
Fig. 5. The illustration of optical path for on-orbit IR calibration
Fig. 6. Results of the simulation for on-orbit IR calibration，Note： （a） distribution on the receiving plane，（b） distribution on the focal plane of the detector
Fig. 7. Results of the simulation for on-orbit IR calibration
Fig. 8. The distribution of the sunlight vector on 20180321
Fig. 9. The illustration of the stray light path for solar incidence：（a） the sunlight vector in satellite coordinate system，（b） the path of solar stray light inside the instrument
Fig. 10. The simulation results of the solar incidence
Fig. 11. Comparison between the simulation results and the on-orbit data，Note： （a） the equivalent blackbody temperature retrieved by the blackbody count of Band 3，（b） the simulation results of the solar incidence
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