Titlebook: Reports on Astronomy; Transactions of The Jean-Pierre Swings (General Secretary of the Union Book 1988 Springer Science+Business Media Dor

GROG

四目在模仿

Positions and Motions of Minor Planets, Comets and Satellites,luding rings by observational and theoretical investigations, as it is described in this report. In fact observers have been producing tremendous amount of astrometric data, much more than we could imagine twenty years ago, when we heard many complains and appeals to observers for needs of more obse

ABOUT

nettle

适宜

Stellar Photometry and Polarimetry,upled devices). The latter pervade all subdivisions of instrumental astronomy. The gains achieved by their high quantum efficiency, their stability, their capability of delivering immediately recordable signals which can be processed by appropriate computational means, have been the cause of spectac

chemical-peel

HAIL

特别容易碎

Instruments And Techniques,ture; and the use of high quantum efficiency array detectors is now being extended into the infrared spectral region. Important advances have also been made in instrumentation and techniques for ground-based high angular resolution interferometry.

FAR

Leaven

Atomic and Molecular Data,hich, if implemented, would make the work of the Commission too diffuse. The appropriateness of the past working group structure was also carefully reviewed in the light of contemporary needs. The following working groups, which have evolved from those of past years, together with their chairmen was approved: