English
Related papers

Related papers: H{\alpha} imaging for BeXRBs in the Small Magellan…

200 papers

[abridged] We present 52-93 micron spectra obtained with Spitzer in the MIPS-SED mode, of a representative sample of luminous compact far-IR sources in the LMC. These include carbon stars, OH/IR AGB stars, post-AGB objects and PNe,…

We report on a new Be/X-ray pulsar binary located in the Wing of the Small Magellanic Cloud (SMC). The strong pulsed X-ray source was discovered with the Chandra and XMM-Newton X-ray observatories. The X-ray pulse period of 1062 s is…

Solar and Stellar Astrophysics · Physics 2015-06-03 V. Hénault-Brunet , L. M. Oskinova , M. A. Guerrero , W. Sun , Y. -H. Chu , C. J. Evans , J. S. Gallagher , R. A. Gruendl , J. Reyes-Iturbide

We report the first detection of hot molecular cores in the Small Magellanic Cloud, a nearby dwarf galaxy with 0.2 solar metallicity. We observed two high-mass young stellar objects in the SMC with ALMA, and detected emission lines of CO,…

Astrophysics of Galaxies · Physics 2023-04-12 Takashi Shimonishi , Kei E. I. Tanaka , Yichen Zhang , Kenji Furuya

We observed five central stars of planetary nebulae (CSPN) in the Large Magellanic Cloud (LMC) and three in the Small Magellanic Cloud (SMC) with the Far Ultraviolet Spectroscopic Explorer (FUSE), in the range 905-1187 Ang. We performed a…

Astrophysics · Physics 2011-02-11 J. E. Herald , L. Bianchi

Aims: We present a comprehensive study of the supernova remnant (SNR) population of the Small Magellanic Cloud (SMC). We measure multiwavelength properties of the SMC SNRs and compare them to those of the Large Magellanic Cloud (LMC)…

High Energy Astrophysical Phenomena · Physics 2019-11-13 P. Maggi , M. D. Filipovic , B. Vukotic , J. Ballet , F. Haberl , C. Maitra , P. Kavanagh , M. Sasaki , M. Stupar

The Swift Small Magellanic Cloud Survey, S-CUBED, is a high cadence shallow X-ray survey of the SMC. The survey consists of 142 tiled pointings covering the optical extent of the SMC, which is performed weekly by NASA's Neil Gehrels Swift…

High Energy Astrophysical Phenomena · Physics 2018-11-28 J. A. Kennea , M. J. Coe , P. A. Evans , J. Waters , R. E. Jasko

The persistent BeXRBs are a class of High-Mass X-ray Binaries (HMXRBs), which are characterized by persistent low X-ray luminosities ($L_{\rm X} \sim 10^{34}$ erg s$^{-1}$) and wide ($P_{\rm orb} >$ 30 d), almost circular orbits. In these…

High Energy Astrophysical Phenomena · Physics 2024-11-25 N. La Palombara , L. Sidoli , S. Mereghetti , G. L. Israel , P. Esposito , INAF - IASF Milano , INAF - OA Roma , IUSS Pavia

We present new observations of 470 stars using the Fibre Large Array Multi-Element Spectrograph (FLAMES) instrument in fields centered on the clusters NGC 330 and NGC 346 in the Small Magellanic Cloud (SMC), and NGC 2004 and the N11 region…

Astrophysics · Physics 2007-05-23 C. J. Evans , D. J. Lennon , S. J. Smartt , C. Trundle

Aims: We investigated in detail nine sources in the direction of the young sigma Orionis cluster, which is considered a unique site for studying stellar and substellar formation. The nine sources were selected because of some peculiar…

The Large Magellanic Cloud (LMC) has been observed by both the Midcourse Space Experiment (MSX) in the mid-infrared and the Two Micron All Sky Survey (2MASS) in the near-infrared. We have performed a cross-correlation of the 1806 MSX…

Astrophysics · Physics 2009-11-06 Michael P. Egan , Schuyler D. Van Dyk , Stephan D. Price

We combine new CCD UBV photometry and spectroscopy with that from the literature to investigate 19 Magellanic Cloud OB associations that contain Wolf-Rayet (WR) and other types of evolved massive stars. Our spectroscopy reveals a wealth of…

Astrophysics · Physics 2009-10-31 Philip Massey , Elizabeth Waterhouse , Kathleen DeGioia-Eastwood

We observed seven central stars of planetary nebulae (CSPN) in the Large Magellanic Cloud (LMC) with the Far Ultraviolet Spectroscopic Explorer (FUSE), and performed a model-based analysis of these spectra in conjunction with Hubble Space…

Astrophysics · Physics 2009-11-10 J. E. Herald , L. Bianchi

We have derived high spatial resolution metallicity maps covering $\sim$42 deg$^2$ across the Small Magellanic Cloud (SMC) in an attempt to understand its metallicity distribution and gradients up to a radius of $\sim$ 4$^{\circ}$. Using…

(abridged) We analysed eight XMM-Newton observations toward the Small Magellanic Cloud (SMC), performed between October 2006 and June 2007, to investigate high mass X-ray binary systems. We found new X-ray binary pulsars with periods of 202…

Astrophysics · Physics 2009-11-13 F. Haberl , P. Eger , W. Pietsch

The Magellanic System (MS), consisting of the Large Magellanic Cloud (LMC), the Small Magellanic Cloud (SMC) and the Magellanic Bridge (MBR), contains diverse sample of star clusters. Their spatial distribution, ages and chemical abundances…

We present 52-93 micron spectra, obtained with the Spitzer Space Telescope, of luminous compact far-IR sources in the SMC. These comprise 9 Young Stellar Objects (YSOs), the compact HII region N81 and a similar object within N84, and two…

Astrophysics of Galaxies · Physics 2015-05-18 Jacco Th. van Loon , Joana M. Oliveira , Karl D. Gordon , G. C. Sloan , C. W. Engelbracht

Observations at various wavelengths of late B-type stars exhibiting strong overabundances of the chemical elements Hg and Mn in their atmospheres indicate that these stars are frequently found in binary and multiple systems. We intend to…

Solar and Stellar Astrophysics · Physics 2015-05-20 M. Schöller , S. Correia , S. Hubrig , N. Ageorges

We have carried out a search for optically visible post-AGB candidates in the Small Magellanic Cloud (SMC). We used mid-IR observations from the Spitzer Space Telescope to select optically visible candidates with a mid-IR excess. We…

Solar and Stellar Astrophysics · Physics 2014-03-04 D. Kamath , P. R. Wood , H. Van Winckel

The Magellanic System (MS) encompasses the nearest neighbors of the Milky Way, the Large (LMC) and Small (SMC) Magellanic Clouds, and the Magellanic Bridge (MBR). This system contains a diverse sample of star clusters. Their parameters,…

The population of low-luminosity (< 10^35 erg/s) X-Ray Binaries (XRBs) has been investigated in our Galaxy and M31 but not further. To address this problem, we have used data from the Chandra X-Ray Observatory and the Hubble Space Telescope…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-12 N. Vulic , P. Barmby , S. C. Gallagher