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Radio and X-ray Emission from Newly Born Remnants

Published online by Cambridge University Press:  04 August 2017

Marco Salvati*
Affiliation:
Istituto di Astrofisica Spaziale - CNR, C.P. 67 00044 Frascati Italy

Abstract

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Radio and X-ray observations of SN 1979c and SN 1980k offer a unique opportunity of monitoring the transition from supernovae to remnants. By means of the two-frequency radio light curves, we test the hypothesis that these objects are surrounded by circumstellar matter, originated in a pre supernova wind, and derive the relevant parameters. Then we use the absorption-corrected light curves to test the various proposed models. SN 1980 k appears to be powered by a canonical shock, while SN 1979c is a good plerion candidate. An optical pulsar could still be detected at its location.

Type
I. Young Supernova Remnants
Copyright
Copyright © Reidel 1983 

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