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Precession, Aberration, Nutation
1987In the Astronomical Ephemeris, you find for a number of bright stars the mean position and also the apparent position. (Since 1957 these last data are published in a separate volume.) The apparent positions vary in the course of the year. What is the reason? Or better: What are the reasons?
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Feasibility analysis of using a two-stage nutation drive as joint reducer for industrial robots
Journal of Mechanical Science and Technology, 2019Yongwu Cai +4 more
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Tracking Compensation Control for Nutation Mode of High-Speed Rotors With Strong Gyroscopic Effects
IEEE transactions on industrial electronics (1982. Print), 2018Shiqiang Zheng +3 more
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