Pingchuan Ren, Qi Zhou, He Jin, Qingzheng Song, Pengfei Miao. Evaluation method of star sensor dynamic accuracy[J]. Infrared and Laser Engineering, 2022, 51(3): 20210571
- Infrared and Laser Engineering
- Vol. 51, Issue 3, 20210571 (2022)
Fig. 1. Imaging model of the star sensor
Fig. 2. Star angle distance error curves of STA (a) & STB (b) （Using the algorithm of this paper）
Fig. 3. STA (a) & STB (b) three axis attitude error based on sliding window calculation
Fig. 4. Test process diagram of ST3
Fig. 5. Star angle distance error curve of ST1 under different dynamic conditions
Fig. 6. Star angle distance error curve of ST2 under 1 (°)/s angular velocity
Fig. 7. Star angle distance error curve of ST3 under different dynamic conditions
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Table 1. Error comparison table of two methods (on orbit)
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Table 2. Dynamic error comparison table of CCD star sensors
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Table 3. Dynamic error comparison table of APS star Sensor
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