Contents

pp v-vii

List of contributors

pp viii-x

List of acronyms

pp xi-xvi

Preface

pp xvii-xviii

Part I - Astrometry in the twenty-first century

pp 1-2

1 - Opportunities and challenges for astrometry in the twenty-first century

pp 3-13

2 - Astrometric satellites

pp 14-28

3 - Ground-based opportunities for astrometry

pp 29-36

Part II - Foundations of astrometry and celestial mechanics

pp 37-38

4 - Vectors in astrometry: an introduction

pp 39-46

5 - Relativistic foundations of astrometry and celestial mechanics

pp 47-68

6 - Celestial mechanics of the N-body problem

pp 69-92

7 - Celestial coordinate systems and positions

pp 93-111

8 - Fundamental algorithms for celestial coordinate systems and positions

pp 112-118

Part III - Observing through the atmosphere

pp 119-120

9 - The Earth's atmosphere: refraction, turbulence, delays, and limitations to astrometric precision

pp 121-141

10 - Astrometry with ground-based diffraction-limited imaging

pp 142-153

11 - Optical interferometry

pp 154-174

12 - Radio astrometry

pp 175-198

Part IV - From detected photons to the celestial sphere

pp 199-200

13 - Geometrical optics and astrometry

pp 201-221

14 - CCD imaging detectors

pp 222-234

15 - Using CCDs in the time-delay integration mode

pp 235-241

16 - Statistical astrometry

pp 242-256

17 - Analyzing poorly sampled images: HST imaging astrometry

pp 257-264

18 - Image deconvolution

pp 265-276

19 - From measures to celestial coordinates

pp 277-296

20 - Astrometric catalogs: concept, history, and necessity

pp 297-308

21 - Trigonometric parallaxes

pp 309-322