He JIN, Xiao-nan MAO, Xin-peng LI, Lu-wei YU, Ping-chuan REN. Research on Star Tracker On-orbit Low Spatial Frequency Error Compensation[J]. Acta Photonica Sinica, 2020, 49(1): 0112005
- Acta Photonica Sinica
- Vol. 49, Issue 1, 0112005 (2020)
Fig. 1. 热真空试验Thermal vacuum test
Fig. 2. 真实焦距与在轨标定焦距Real focal length and calibrated focal length
Fig. 3. 焦距校正前后误差Angle distance error before and after on-orbit calibration
Fig. 4. 焦距与畸变同时更新Focal length and distortion parameter calibrated at the same time
Fig. 5. 观星1数据在轨校正前后对比Comparison between data of star observation 1 before and after on-orbit calibration
Fig. 6. 观星2数据在轨校正前后对比Comparison between data of star observation 2 before and after on-orbit calibration
Fig. 7. 观星3数据在轨校正前后对比Comparison between data of star observation 3 before and after on-orbit calibration
Fig. 8. 在轨数据在轨校正前后对比Comparison between on-board data before and after on-orbit calibration
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Table 1. Simulation parameter
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Table 2. Accuracy before and after on-orbit calibration during star observation
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Table 3. Accuracy before and after on-orbit calibration
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