539 datasets found

Keywords: h ii regions

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  • JHK photometry around Sh 217 and Sh 219

    These Tables give the J2000 coordinates and JHK photometry of the stars in a 3.5'x3.5' field centred on Sh 219 (table3.dat) and a 3.1'x3.2' field centred on Sh 217 (table4.dat)....
  • Galactic HII regions

    The Master Catalog collects the information from 24 previously published lists and catalogs for 1442 Galactic HII regions. For each object, the Master Catalog quotes the...
  • Star-forming complexes in the Galaxy

    We have carried out a multiwavelength study of the plane of our Galaxy in order to establish a star-forming-complex catalogue which is as complete as possible. Features observed...
  • HII regions in NGC 5457 and NGC 4395

    Line intensities, visual extinction, abundances and ionization hardness parameter for HII regions in two spiral galaxies are presented. The following galaxies have been...
  • HST photometry of stars in N160A

    Using high-resolution imaging with the Hubble Space Telescope, we study the Large Magellanic Cloud 2 region N160A and uncover several striking features of this complex massive...
  • Arcetri Catalog of H2O maser sources. Update.

    We present a second update of the Arcetri Catalog of water masers (Comoretto et al., 1990A&AS...84..179C; Brand et al., 1994, Cat. ). The present study reports the results...
  • JHK photometry in Sh2-88B HII region

    We present a photometric study of the compact HII region Sh2-88B and its associated stellar cluster. The positions and JHKmagnitudes are obtained for 125 stars over an 80"x80"...
  • HII region catalogue of NGC 3359

    From an H-{alpha} image of the spiral barred galaxy NGC 3359, an HII region catalogue is composed. The catalogue comprises the position, mean radius and the calibrated H-alpha...
  • Sh 138 BVRIJHK photometry

    We present a photometric and spectroscopic study of the compact HII region Sh 138 and its associated stellar cluster. The positions and BVRIJHK magnitudes are obtained for more...
  • Kinematics and electron temperatures in Orion A

    A map of the core of Orion A, with a 42" resolution in the 64{alpha} recombination line of hydrogen, covering ~5' by ~5', is presented. The V_lsr_ distribution shows a complex...
  • CO observations of clouds in IC 1396 region

    ^12^CO and ^13^CO (1-0) parameters are observed for selected clouds and cloud cores (or part of clouds) in the region of IC 1396 Cone search capability for table...
  • HII Regions in M51

    A deeper detection of the spiral structure of the Sbc galaxy M 51 is the main goal of this paper. New UV data in the 2000A range were obtained with a high altitude balloon of...
  • H2O masers in HII regions

    The results of a survey of 22.2GHz H2O maser emission towards a large sample of HII regions (427) detected in hydrogen recombination lines (Lockman) are presented. The sample...
  • Association of HII regions and IRAS PSC sources

    (no description available) Cone search capability for table J/A+A/284/233/table1 (IRAS properties of HII regions)
  • HII Regions in NGC 4258

    (no description available)
  • Radio Recombination Lines of Southern HII Regions

    We tabulate velocities and other parameters of hydrogen recombination lines near 5GHz (H109{alpha} and H110{alpha}) for 316 HII regions observed with the Parkes 64-m radio...
  • H{alpha} emission stars in the Orion Nebula

    The catalog of 534 H{alpha} emission lines stars in the region of the Orion Nebula (5{deg}x5{deg}) is presented, an the basis of 240 "new" H{alpha} stars found on Tonantzintla...
  • Reference HII Regions for Abundance Determination (SCS)

    A table containing reference data for HII regions. We also give a source code to compute abundances and electron temperatures in HII regions from strong emission lines.
  • PPAKM31 – Optical Integral Field Spectroscopy of Star-Forming Regions in M31

    These observations cover five star-forming regions in the Andromeda galaxy (M31) with optical integral field spectroscopy. Each has a field of view of roughly 1 kpc across, at...
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