Infrared and Laser Engineering, Volume. 52, Issue 10, 20230106(2023)
Analysis of coverage of the near space spaceborne wind interferometer
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Fig. 3. Orbit coordinate system and earth centered earth fixed coordinate system
Fig. 5. Solar incident angles at the spring equinox (autumn equinox),summer solstice, winter solstice
Fig. 6. Coverage at the spring equinox (autumn equinox), equinox under different solar incident angles
Fig. 7. Coverage at summer solstice under different solar incident angles
Fig. 8. Coverage at winter solstice under different solar incident angles
Fig. 9. Tangent point latitude variation and solar incident angle variation for the one years
Table 1. Orbit elements and boresight parameters
View tableView in ArticleTable 1. Orbit elements and boresight parameters
Parameter index Value Semimajor axis/km 6723.14 Eccentricity/(°) 8.898e-16 Inclination/(°) 41.5913 Right ascension of the ascending node/(°) 89.6792 Argument of perigee/(°) 0 Mean anomaly/(°) 0.0108628 Orientation of boresight (azimuth/elevation)/(°) −45/16.7425
Table 2. Orbit elements and boresight parameters
View tableView in ArticleTable 2. Orbit elements and boresight parameters
Parameter index Value Value Orbit altitude/km 400 300∶50∶1300 Inclination/(°) 0∶10∶180 40 Eccentricity/(°) 0 0 Right ascension of the ascending node/(°) 0 0 Argument of perigee/(°) 0 0 Mean anomaly/(°) 0 0 Azimuth angle/(°) −45 −45 Elevation angle/(°) 16.742 $90-{a}\mathrm{s}\mathrm{i}\mathrm{n}\left(\dfrac{60\; \mathrm{k}\mathrm{m}+{R}_{E} }{\mathrm{O}\mathrm{r}\mathrm{b}\mathrm{i}\mathrm{t}\; \mathrm{a}\mathrm{l}\mathrm{t}\mathrm{i}\mathrm{t}\mathrm{u}\mathrm{d}\mathrm{e}+{R}_{E} }\right)$
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Zhenqing Wen, Yutao Feng, Di Fu, Jun Zhu, Chao Wang. Analysis of coverage of the near space spaceborne wind interferometer[J]. Infrared and Laser Engineering, 2023, 52(10): 20230106
Paper Information
Category: Photoelectric measurement
Received: Jan. 25, 2023
Accepted: --
Published Online: Nov. 21, 2023
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