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We report on the results from our deep Chandra observation (120 ks) of the supernova remnant (SNR) N49 and soft Gamma-ray repeater (SGR) 0526-66 in the Large Magellanic Cloud. We firmly establish the detection of an ejecta "bullet" beyond…

High Energy Astrophysical Phenomena · Physics 2015-06-03 Sangwook Park , John P. Hughes , Patrick O. Slane , David N. Burrows , Jae-Joon Lee , Koji Mori

The middle-aged supernova remnant (SNR) N49B in the Large Magellanic Cloud has been observed with the {\it Chandra X-Ray Observatory}. The superb angular resolution of {\it Chandra} resolves the complex structure of X-ray emitting filaments…

We present a multiwavelength analysis of the supernova remnant N49 in the Large Magellanic Cloud. Using high-resolution Hubble Space Telescope WFPC2 images of H-alpha, [S II] and [O III] emission, we study the morphology of the remnant and…

Astrophysics · Physics 2009-06-23 J. Bilikova , R. N. M. Williams , Y. -H. Chu , R. A. Gruendl , B. F. Lundgren

Aims: We present a detailed multi-wavelength study of four new supernova remnants (SNRs) in the Large Magellanic Cloud (LMC). The objects were identified as SNR candidates in X-ray observations performed during the survey of the LMC with…

High Energy Astrophysical Phenomena · Physics 2014-01-14 P. Maggi , F. Haberl , P. J. Kavanagh , S. D. Points , J. Dickel , L. M. Bozzetto , M. Sasaki , Y. -H. Chu , R. A. Gruendl , M. D. Filipovic , W. Pietsch

We have used archival ROSAT data to present X-ray images of thirty-one supernova remnants (SNRs) in the Large Magellanic Cloud (LMC). We have classified these remnants according to their X-ray morphologies, into the categories of…

Using our deep ~120 ks Chandra observation, we report on the results from our spatially-resolved X-ray spectral analysis of the "oxygen-rich" supernova remnant (SNR) 0540-69.3 in the Large Magellanic Cloud. We conclusively establish the…

High Energy Astrophysical Phenomena · Physics 2015-05-14 Sangwook Park , John P. Highes , Patrick O. Slane , Koji Mori , David N. Burrows

0103$-$72.6, the second brightest X-ray supernova remnant (SNR) in the Small Magellanic Cloud (SMC), has been observed with the {\it Chandra X-Ray Observatory}. Our {\it Chandra} observation unambiguously resolves the X-ray emission into a…

The high sensitivity of the XMM-Newton instrumentation offers the opportunity to study faint and extended sources in the Milky Way and nearby galaxies such as the Large Magellanic Cloud (LMC) in detail. The ROSAT PSPC survey of the LMC has…

High Energy Astrophysical Phenomena · Physics 2015-06-03 M. -H. Grondin , M. Sasaki , F. Haberl , W. Pietsch , E. J. Crawford , M. D. Filipovic , L. M. Bozzetto , S. Points , R. C. Smith

We present the first compelling evidence of shock-heated molecular clouds associated with the supernova remnant (SNR) N49 in the Large Magellanic Cloud (LMC). Using $^{12}$CO($J$ = 2-1, 3-2) and $^{13}$CO($J$ = 2-1) line emission data taken…

We present the first X-ray detection of SNR 0450-70.9 the largest known supernova remnant (SNR) in the Large Magellanic Cloud. To study the physical conditions of this SNR, we have obtained XMM-Newton X-ray observations, optical images and…

Astrophysics · Physics 2009-11-10 R. M. Williams , Y. -H. Chu , J. R. Dickel , R. A. Gruendl , R. Shelton , S. D. Points , R. C. Smith

The Large Magellanic Cloud (LMC) hosts a rich and varied population of supernova remnants (SNRs). Optical, X-ray, and radio observations are required to identify these SNRs, as well as to ascertain the various processes responsible for the…

We present a study of the supernova remnant MCSNR J0512-6707 in the Large Magellanic Cloud. We used new data from XMM-Newton to characterise the X-ray emission and data from the Australian Telescope Compact Array, the Magellanic Cloud…

High Energy Astrophysical Phenomena · Physics 2015-11-04 P. J. Kavanagh , M. Sasaki , L. M. Bozzetto , S. D. Points , M. D. Filipovic , P. Maggi , F. Haberl , E. J. Crawford

We report the ATCA and ROSAT detection of Supernova Remnant (SNR) J0529--6653 in the Large Magellanic Cloud (LMC) which is positioned in the projected vicinity of the known radio pulsar PSR B0529-66. In the radio-continuum frequencies, this…

Aims. We present an X-ray study of the supernova remnant SNR J0533-7202 in the Large Magellanic Cloud (LMC) and determine its physical characteristics based on its X-ray emission. Methods. We observed SNR J0533-7202 with XMM-Newton…

High Energy Astrophysical Phenomena · Physics 2015-07-01 P. J. Kavanagh , M. Sasaki , E. T. Whelan , P. Maggi , F. Haberl , L. M. Bozzetto , M. D. Filipovic , E. J. Crawford

The supernova remnant (SNR) W51C is a Galactic object located in a strongly inhomogeneous interstellar medium with signs of an interaction of the SNR blast wave with dense molecular gas. Diffuse X-ray emission from the interior of the SNR…

High Energy Astrophysical Phenomena · Physics 2014-03-05 Manami Sasaki , Cornelia Heinitz , Gabriele Warth , Gerd Puehlhofer

The N206 supernova remnant (SNR) in the Large Magellanic Cloud (LMC) has long been considered a prototypical "mixed morphology" SNR. Recent observations, however, have added a new twist to this familiar plot: an elongated, radially-oriented…

N132D is the brightest gamma-ray supernova remnant (SNR) in the Large Magellanic Cloud (LMC). We carried out $^{12}$CO($J$ = 1-0, 3-2) observations toward the SNR using the Atacama Large Millimeter/submillimeter Array (ALMA) and Atacama…

We present optical, radio and X-ray data that confirm a new supernova remnant (SNR) in the Large Magellanic Cloud (LMC) discovered using our deep H-alpha imagery. Optically, the new SNR has a somewhat filamentary morphology and a diameter…

Astrophysics of Galaxies · Physics 2016-03-08 Warren A. Reid , Milorad Stupar , Luke M. Bozzetto , Quentin A. Parker , Miroslav D. Filipovic

We used the Swedish-ESO Submillimeter Telescope (SEST) to search for CO emission associated with three supernova remnants (SNRs) in the Large Magellanic Cloud: N49, N132D, and N23. Observations were carried out in the J=2-1 rotational…

Astrophysics · Physics 2009-10-26 Kenneth R. Banas , John P. Hughes , L. Bronfman , L. -A. Nyman

We examine the supernova remnant (SNR) 0540-697 in the Large Magellanic Cloud (LMC) using data from the Chandra ACIS. The X-ray emission from this SNR had previously been hidden in the bright emission of nearby X-ray binary LMC X-1;…

Astrophysics · Physics 2009-10-31 Rosa Murphy Williams , Robert Petre , You-Hua Chu , C. -H. Rosie Chen
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