Discovery of shell-like radio-structure in SN1993J

• DOI: 10.1038/373044a0
• Publication Date: 2003-08-12T01:24:03Z
• Authors: J. M. Marcaide; A. Alberdi; E. Ros; P. Diamond; B. Schmidt; I. I. Shapiro; L. Baath; R. J. Davis; A. G. de Bruyn; P. Elósegui; J. C. Guirado; D. L. Jones; T. P. Krichbaum; F. Mantovani; R. A. Preston; M. I. Ratner; A. Rius; A. E. E. Rogers; R. T. Schilizzi; C. Trigilio; A. R. Whitney; A. Witzel; A. Zensus
• Keywords: Circular symmetry; Near-Earth supernova

The radio-luminous supernova SN 1993J in M81 offers an unprecedented opportunity to study with high linear resolution the details of the growth of a supernova radio structure by means of the VLBI technique.