Proceedings of IAU Colloquium 186, 21-25 January 2002, Tenerife, Spain

The 1995-2002 Long-Term Monitoring of Comet C/1995 O1 (Hale-Bopp) at Radio Wavelength (CP).- Large-Scale Structures in Comet Hale-Bopp. Latitudinal Variations and Monster Disconnection Event (CP).- Modelling of Shape Changes of the Nuclei of Comets C/1995 O1 Hale-Bopp and 46P/Wirtanen Caused by Water Ice Sublimation (CP).- Wide Field Imaging and the Velocity Structure in the Coma of Hale-Bopp (CP).- Observations of Rotating Jets of Carbon Monoxide in Comet Hale-Bopp with the IRAM Interferometer (RN).- From Hale-Bopp's Activity to Properties of its Nucleus (RN).- The Shadow of Comet Hale-Bopp in Lyman-Alpha. An Absolute Measurement of H Production Rate with SOHO/SWAN (CP).- The Gas Production Rate and Coma Structure of Comet C/1995 O1 (Hale-Bopp) (CP).- Velocity-Resolved Observations of H? Emission from Comet C/1995 O1 (Hale-Bopp) (RN).- An Easy-to-Use Model for the Optical Thickness and Ambient Illumination within Cometary Dust Comae (CP).- How Fast the Nucleus of Comet Hale-Bopp Was Rotating? (CP).- A Study of Non-Gravitational Effects of Comet C/1995 O1 Hale-Bopp (CP).- 73P/Schwassmann-Wachmann 3 - One Orbit after Break-Up: Search for Fragments (CP).- Spectra of Split Comet C/1999 S4 (LINEAR) (RN).- Split Comet C/2001 A2 (LINEAR) (RN).- On the 2001 Splitting of the Nucleus of 51P/Harrington (RN).- The Breakup of C/1999 S4 (LINEAR), Days 0-10 (CP).- Comparative Study of the Dust Polarimetric Properties in Split and Normal Comets (CP).- Observations of Comet C/2001 A2 (LINEAR) with the Multipupil Fiber Spectrograph (RN).- Long-Term Amateur CCD Monitoring of Comet C/1999 S4 (LINEAR) (CP).- The Dust Coma of Comet C/1999 S4 (LINEAR) (CP).- Fast Variations of Spectra of Comet Halley (CP).- C/1995 O1 Hale-Bopp: Short and Long Distance Activity from a TheoreticalModel (CP).- Challenging a Paradigm: Do We Need Active and Inactive Areas to Account for Near-Nuclear Jet Activity? (CP).- Evolution of the Rotational State of Irregular Cometary Nuclei (CP).- A Model of an Active Region on the Surface of a Cometary Nucleus (CP).- Spanish Monitoring of Comets: Making Sense of Amateur Photometric Data (CP).- Measuring Thermo-Mechanical Properties of Cometary Surfaces: In Situ Methods (CP).- Impact Break-Up of Cometary Nuclei - Conclusions from Impact Experiments (RN).- Thermophysical Modelling of Comet P/Borrelly Effects of Volume Energy Absorption and Volume Sublimation (CP).- From a Weak to a Strong Comet - 3D Global Hybrid Simulation Studies (CP).- Chemical Composition Diversity among 24 Comets Observed at Radio Wavelengths (CP).- Nitrogen Sulfide in Comets Hyakutake (C/1996 B2) and Hale-Bopp (C/1995 O1) (CP).- Chemical Processes in Cometary Comae (CP).- Optical Spectroscopy of Comet C/2000 WM1 (LINEAR) at the Guillermo Haro Astrophysical Observatory in Mexico (RN).- Observations of the OH Radio Lines of Comets at Nançay - Recent Developments (RN).- Spin Temperature of Ammonia Determined from NH2 in Comet C/2001 A2 (LINEAR) (CP).- Evidence for Chemical Heterogeneity in the Nucleus of C/1995 O1 (Hale-Bopp) (CP).- Optical Spectroscopy and Near-Infrared Observations of Comet C/2000 WM1 (LINEAR) in December 2001 from Chile and Brazil (CP).- Photometry and Imaging of Comet C/2000 WM1 (LINEAR) (RN).- Disconnection Events in Comets (CP).- Polarimetric Study of Comets C/1995 O1 (Hale-Bopp) and C/2000 WM1 (LINEAR) (CP).- Polarimetric and Photometric Observations of Split Comet C/2001 A2 (LINEAR) (CP).- The Near-Nuclear Coma of Comet Halley in March 1986 (CP).- The Experiments Onboard the Rosetta Lander (CP).- Radio Investigations of19P/Borrelly in Support to the Deep Space 1 Flyby (RN).- Visible Lightcurve Observations of Comet 19P/Borrelly (CP).- Spin Axis Direction of Comet 19P/Borrelly Based on Observations from 2000 and 2001 (CP).- Directional Distribution of Observable Comets Induced by a Star Passage through the Oort Cloud (RN).- Modeling of the Orbital Evolution of 2060 Chiron (RN).- The Surface of Cometary Nuclei Related Minor Icy Bodies (RN).- On the Role of Dust Mass Loss in the Evolution of Comets and Dusty Disk Systems (CP).- Confirmation of Cometary Features of Newly Discovered Bodies (CP).- The Round Table Discussion: How Should We Take Best Advantage of the New Generation of Large Telescopes for Cometary Research? (CP).- List of Participants.