rotation, precession and nutation
本帖最後由 S.mutans 於 11-5-2014 15:32 編輯Rotation (green), precession (blue) and nutation in obliquity (red) of a planet
http://upload.wikimedia.org/wikipedia/commons/b/bb/Praezession.svg
Yearly changes in the location of the Tropic of Cancer near a highway in Mexico
墨西哥每年夏至頭殼頂太陽的位置
http://upload.wikimedia.org/wikipedia/commons/b/b4/Tr%C3%B3pico_de_C%C3%A1ncer_en_M%C3%A9xico_-_Carretera_83_%28V%C3%ADa_Corta%29_Zaragoza-Victoria%2C_Km_27%2B800.jpg
Earth's Orbit Eccentricity Precession, Last Million Years
http://youtu.be/hajMQpLv-YA
Earth's motion around the Sun, not as simple as I thought
http://youtu.be/82p-DYgGFjI
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gravity simulations
Gravity Simulation
http://youtu.be/ztwkXq4Hj7Q
Stable Figure-of-Eight 3-Body Orbit
http://youtu.be/jKvnn1r-9Iw
3-Body Lagrange Problem With Osculating Orbits
http://youtu.be/m689l0sjMmE
4-Body Lagrange Problem With Osculating Orbits
http://youtu.be/BG0Oi1muq_0
3 Body problem: A stable binary system
http://youtu.be/bbWz-8b5FmQ
Numerical Simulation of 5-body Problem
http://youtu.be/3fxYwo8wt9A
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