Yue Han, Song Li, Shizhe Yu, Zhiyu Zhang, Hui Zhou. Laser Pointing Error Estimation Based on Energy Data of LOLA System[J]. Acta Optica Sinica, 2020, 40(5): 0528001
- Acta Optica Sinica
- Vol. 40, Issue 5, 0528001 (2020)
![Schematic of laser spots of LOLA on lunar's surface and FOV of detector[11]](/richHtml/gxxb/2020/40/5/0528001/img_1.jpg)
Fig. 1. Schematic of laser spots of LOLA on lunar's surface and FOV of detector[11]
Fig. 2. Relationship between coefficient C of detector 3 in an orbit and time when LOLA is in the moon's daytime
Fig. 3. Schematic of overlapping area between laser spot on lunar's surface and FOV of detector
Fig. 4. Relationship between relative energy received by detector and offset distance
Fig. 5. Flow chart of estimating laser pointing error
Fig. 6. Introduction to Aestuum area. (a) Location of Aestuum area on map; (b) optical image of Aestuum area
Fig. 7. All tracks during process of surveying. (a) Distance between spot 2 and actual receiving FOV 3; (b) distance between spot 5 and actual receiving FOV 4
Fig. 8. Method of laser pointing error estimation based on distance from spot to actual receiving FOV
Fig. 9. All tracks in same night. (a) Distance between spot 2 and actual receiving FOV 3; (b) distance between spot 5 and actual receiving FOV 4
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Table 1. Main data products of LOLA
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Table 2. Offsets of two spots
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