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Related papers: The deeply embedded starburst in SBS 0335-052

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The metal deficient (Z = Z_sun/41) Blue Compact Dwarf Galaxy (BCD) SBS 0335-052 was observed with ISOCAM between 5 and 17 mic. With a L_12mic/L_B ratio of 2.15, the galaxy is unexpectedly bright in the mid-infrared for such a…

Astrophysics · Physics 2009-10-31 T. X. Thuan , M. Sauvage , S. Madden

We analyze the infrared (6-100 micron) spectral energy distribution of the blue compact dwarf and metal-poor (Z=Z_solar/41) galaxy SBS0335-052. With the help of DUSTY (Ivezic et al. 1999), a program that solves the radiation transfer…

Astrophysics · Physics 2009-11-07 Stephanie Plante , Marc Sauvage

SBS0335-052 is a blue compact dwarf galaxy (BCD) with one of the lowest known metallicities, Z$\sim$Z$_{\sun}$/41, making it a local example of how primordial starburst galaxies and their precursors might appear. A spectrum obtained with…

New infrared and millimeter observations from Keck, Palomar, ISO, and OVRO and archival data from the NRAO VLA and IRAS are presented for the low metallicity blue compact dwarf galaxy SBS 0335-052. Mid-infrared imaging shows this young…

The results of deep long-slit spectroscopy of the extremely low-metallicity blue compact dwarf (BCD) galaxy SBS 0335-052 are presented. Down to intensity levels of 10^{-3 ... -4} of Hbeta, unprecedented for spectroscopy of extra-galactic…

Astrophysics · Physics 2009-11-07 Y. I. Izotov , F. H. Chaffee , D. Schaerer

We present high-resolution radio continuum observations of the nascent starburst in the metal-poor galaxy SBS 0335-052. These radio data were taken with the Very Large Array and include observations at 0.7cm, 1.3cm, 2cm, 3.6cm, and 6cm.…

Cosmology and Nongalactic Astrophysics · Physics 2009-11-13 K. E. Johnson , L. K. Hunt , A. E. Reines

We present HST WFPC2 V and I images and GHRS UV spectrophotometry of the spectral regions around Ly$_alpha$ and OI 1302 of the extremely metal-deficient (Z~Zsun/41) blue compact dwarf (BCD) galaxy SBS 0335-052. All the star formation in the…

Astrophysics · Physics 2009-10-28 Trinh X. Thuan , Yu. I. Izotov , V. A. Lipovetsky

We present a study of the individual super star clusters (SSCs) in the low-metallicity galaxy SBS 0335-052 using new near-infrared and archival optical Hubble Space Telescope observations. The physical properties of the SSCs are derived…

Astrophysics · Physics 2009-11-13 Amy E. Reines , Kelsey E. Johnson , Leslie K. Hunt

Properties of the cold interstellar medium of low-metallicity galaxies are not well-known due to the faintness and extremely small scale on which emission is expected. We present deep ALMA band 6 (230GHz) observations of the nearby,…

We present Multiple Mirror Telescope (MMT) and Keck II telescope spectrophotometry and 3.5m Calar Alto telescope R, I photometry of the western component of the extremely low-metallicity blue compact galaxy SBS 0335-052. The components,…

Astrophysics · Physics 2014-10-13 V. A. Lipovetsky , F. H. Chaffee , Y. I. Izotov , C. B. Foltz , A. Y. Kniazev , U. Hopp

We present Atacama Large Millimeter/submillimeter Array (ALMA) Cycle 0 Band 7 observations of an extremely metal-poor dwarf starburst galaxy in the Local Universe, SBS0335-052 (12+log(O/H)~7.2). With these observations, dust is detected at…

We present a detailed optical spectroscopic and B,V,I,Halpha photometric study of the metal-deficient cometary blue compact dwarf (BCD) galaxy SBS 1415+437. We derive an oxygen abundance 12+log(O/H)=7.61+/-0.01 and 7.62+/-0.03 (Z =Zsun/20)…

Astrophysics · Physics 2009-11-07 N. G. Guseva , P. Papaderos , Y. I. Izotov , R. F. Green , K. J. Fricke , T. X. Thuan , K. J. Noeske

We present FUSE spectroscopy of SBS 0335-052, the second most metal-deficient blue compact dwarf (BCD) galaxy known (log O/H = -4.70). In addition to the H I Lyman series, we detect C II, N I, N II, O I, Si II, Ar I and Fe II absorption…

Astrophysics · Physics 2009-11-10 T. X. Thuan , A. Lecavelier des Etangs , Y. I. Izotov

Spectroscopy and V,I CCD photometry of the dwarf irregular galaxy SBS 1129+576 are presented for the first time. The CCD images reveal a chain of compact H II regions within the elongated low-surface-brightness (LSB) component of the…

Astrophysics · Physics 2009-11-07 N. G. Guseva , P. Papaderos , Y. I. Izotov , R. F. Green , K. J. Fricke , T. X. Thuan , K. J. Noeske

We present near-infrared (NIR) spectra, deep J, H and K low-resolution ima ges, and high-resolution images in J and Ks of the low-metallicity blue dwarf gal axy SBS 0335-052. These new NIR data, together with optical and mid-infrared data…

Astrophysics · Physics 2007-05-23 L. Vanzi , L. H. Hunt , T. X. Thuan , Y. I. Izotov

During the early stages of galaxy evolution, the metallicity is generally low and nearby metal-poor star-forming galaxies may provide templates for primordial star formation. In particular, the dust content of such objects is of great…

Astrophysics · Physics 2009-11-07 H. Hirashita , L. K. Hunt , A. Ferrara

We present 4-meter Kitt Peak telescope and 6.5-meter MMT spectrophotometry of the extremely low-metallicity galaxy SBS 0335-052W, the western companion of the blue compact dwarf galaxy SBS 0335-052E. These observations have been combined…

Astrophysics · Physics 2009-11-13 Y. I. Izotov , T. X. Thuan , N. G. Guseva

The Blue Compact Dwarf (BCD) galaxy SBS 0335--052 is one of the most metal--deficient galaxies known and one of the best candidates for a young dwarf galaxy in the process of formation. A VLA HI map reveals an unusual structure: the neutral…

We present Multiple Mirror Telescope (MMT) spectrophotometry and 3.5m Calar Alto telescope R, I photometry of the western component of the extremely low-metallicity blue compact galaxy SBS 0335-052. We argue that both components, separated…

Astrophysics · Physics 2007-05-23 V. A. Lipovetsky , F. Chaffee , C. Foltz , Yu. I. Izotov , A. Yu. Kniazev , Ulrich Hopp

SBS 0335$-$052 E is an extremely low-metallicity ($Z\sim0.04\,Z_{\odot}$) blue compact dwarf galaxy. An active galactic nucleus has been proposed to explain the broad H$\alpha$ emission and near-infrared (NIR) time variability in super star…

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