The X-Ray Remnant of SN 1987A

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Published 2000 October 31 © 2000. The American Astronomical Society. All rights reserved. Printed in U.S.A.
, , Citation David N. Burrows et al 2000 ApJ 543 L149 DOI 10.1086/317271

1538-4357/543/2/L149

Abstract

We present high-resolution Chandra observations of the remnant of SN 1987A in the Large Magellanic Cloud. The high angular resolution of the Chandra X-Ray Observatory permits us to resolve the X-ray remnant. We find that the remnant is shell-like in morphology, with X-ray peaks associated with some of the optical hot spots seen in Hubble Space Telescope images. The X-ray light curve has deviated from the linear flux increase observed by ROSAT, with a 0.5-2.0 keV luminosity of 1.5 × 1035 ergs s-1 in 2000 January. We set an upper limit of 2.3 × 1034 ergs s-1 on the observed luminosity of any embedded central source (0.5-2 keV). We also present a high-resolution spectrum and show that the X-ray emission is thermal in origin and is dominated by highly ionized species of O, Ne, Mg, and Si.

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10.1086/317271