A solar-type star polluted by calcium-rich supernova ejecta inside the supernova remnant RCW 86

Vasilii V. Gvaramadze,Norbert Langer,Luca Fossati,D. C.-J. Bock,Norberto Castro,Iskren Y. Georgiev,Jochen Greiner,Simon Johnston,Arne Rau,Thomas M. Tauris

A solar-type star polluted by calcium-rich supernova ejecta inside the supernova remnant RCW 86

2017

Vasilii V. Gvaramadze
Norbert Langer
Luca Fossati
D. C.-J. Bock
Norberto Castro
Iskren Y. Georgiev
Jochen Greiner
Simon Johnston
Arne Rau
Thomas M. Tauris

The detection of a metal-polluted G star in a binary system with an invisible X-ray source offset from the centre of a supernova remnant leads to the suggestion that this was the progenitor pair behind a core-collapse supernova in RCW 86.

Keywords:

Near-Earth supernova
Calcium
Astronomy
Supernova
Binary system
Ejecta
Astrophysics
Physics
Supernova remnant
Neutron star

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