Titlebook: Astronomy and Astrophysics Abstracts; Volume 42 Literature S. Böhme,U. Esser,G. Zech Book 1987 Springer-Verlag Berlin Heidelberg 1987 astro

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Space Research,This report contains a brief description of the scientific goals, spacecraft trajectories and measurement objectives for the 1985–86 missions to comet Halley and to comet Giacobini-Zinner.

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https://doi.org/10.1007/978-3-7091-6351-1Sun on two Fe I photospheric lines. The observations do not show any significant latitudinal dependence of the line asymmetry. Instead, the limb shift curves obtained along the polar diameter systematically differ from those obtained along the equator. This difference, if interpreted as due to a sur

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M. McNeil,A. G. Darvill,P. Albersheim on the small scale fluctuations in the microwave background. The survey region covers ~10.ster and is nearly coincident with the survey previously reported by Fomalont et al. (1984). Both the observing time and bandwidth were increased by a factor of two over the previous survey to give a factor of