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Lectures:
Lecture 1: Introduction: two-body problems
Lecture 2: Axial precession
Lecture 3: Orbital precession
Lecture 4: Three-body problems
Lecture 5: Many-body problems
practice
codes
Coordinate Transform
Time integral
Orbital Elements
Coline three-body rotation
N-body simulation
Astrometry by Prof. Tan (tanbxuan@mail.sysu.edu.cn)
Lecture 1: Introduction
Lecture 2: Astrometry from ground and space
Lecture 3: Gaia in Stellar Astrophysics and An Introduction to Reference Systems
Lecture 4: Timescales
Lecture 5: Reference System
Lecture 6: ITRS to GCRS transformation
Lecture 7: Aberration and Parallax
Assignment 3
Lecture 8: Relativity in astrometry
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