4,306 datasets

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

This table contains a source list from a 325-MHz survey undertaken with the Giant Metrewave Radio Telescope (GMRT). This survey covers a large part of the three equatorial fields at 9, 12 and 14.5 h of Right Ascension from the Herschel-Astrophysical Terahertz Large Area Survey (H-ATLAS) in the area also covered by the Galaxy And Mass Assembly (GAMA) survey. The full data set, after some observed p

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

This table contains the results of an 87 deg<sup>2</sup> point-source survey centered at RA = 5<sup>h</sup>30<sup>m</sup>, Dec = -55<sup>o</sup> (J2000.0) taken with the South Pole Telescope at 1.4 and 2.0 mm wavelengths with arcminute resolution and milli-Jansky (mJy) depth. Based on the ratio of flux in the two bands, the authors separate the detec

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

The Wilkinson Microwave Anisotropy Probe (WMAP) is designed to produce all-sky maps of the cosmic microwave background (CMB) anisotropy. The WMAP 9-Year CMB-Free Point Source Catalog contained herein has information on 502 point sources in three frequency bands (41, 61 and 94 GHz, also known as the Q, V, and W bands, respectively) based on data from the entire 9 years of the WMAP sky survey from 1

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

Galaxy clusters are an important tool for cosmology, and their detection and characterization are key goals for current and future surveys. Using data from the Wide-field Infrared Survey Explorer (WISE), the Massive and Distant Clusters of WISE Survey (MaDCoWS) located 2839 significant galaxy overdensities at redshifts 0.7 <= z <= 1.5, which included extensive follow-up imaging from the Spit

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

The authors have conducted a deep radio survey with the Very Large Array (VLA) at 1.4 GHz of a region containing the Hubble Deep Field (HDF). This survey overlaps previous observations at 8.5 GHz allowing them to investigate the radio spectral properties of microJansky sources to flux densities greater than 40 µJy (µJy) at 1.4 GHz and greater than 8 uJy at 8.5 GHz. A total of 371 sourc

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

Planck was a European Space Agency (ESA) mission, with significant contributions from the National Aeronautics and Space Agency (NASA). It was the third generation of space-based cosmic microwave background experiments, after the Cosmic Background Explorer (COBE) and the Wilkinson Microwave Anisotropy Probe (WMAP). Planck was launched on 14 May 2009 on an Ariane 5 rocket from Kourou, French Guiana

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

This database table contains a catalog of confirmed and suspected symbiotic stars. The list includes 188 symbiotic stars as well as 30 objects suspected of being symbiotic. For each star, basic observational material is presented: coordinates, V and K magnitudes, ultraviolet (UV), infrared (IR), X-ray and radio observations. Also listed are the spectral type of the cool component, the maximum ioni

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

In the run-up to routine observations with the upcoming generation of radio facilities, the nature of the sub-mJy radio population has been hotly debated. In this paper, the authors describe multi-frequency data designed to probe the emission mechanism that dominates in these faint radio sources. Their analysis is based on observations of the Lockman Hole (LH) using the Giant Metrewave Radio Teles

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

The authors have constructed a uniform all-sky survey of bright blazars, selected primarily by their flat radio spectra, that is designed to provide a large catalog of likely gamma-ray active galactic nuclei (AGNs). The defined sample, the Candidate Gamma-Ray Blazar Survey (CGRaBS) source catalog, has 1625 targets with radio and X-ray properties similar to those of the EGRET blazars, spread unifor

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

This table contains a source catalog based on 90-cm (324-MHz) Very Large Array (VLA) imaging of the COSMOS field, comprising a circular area of 3.14 square degrees centered on 10<sup>h</sup> 00<sup>m</sup> 28.6<sup>s</sup>, _02<sup>o</sup> 12' 21" (J2000.0 RA and Dec). The image from the merger of 3 nights of observations using all 27 VLA an

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

This catalog contains some of the results of an investigation into the X-ray properties of radio-intermediate and radio-loud quasars (RIQs and RLQs, respectively). The authors have combined large, modern optical (e.g., SDSS) and radio (e.g., FIRST) surveys with archival X-ray data from Chandra, XMM-Newton, and ROSAT to generate an optically selected sample that includes 188 RIQs and 603 RLQs. This

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

This table contains the catalog of 624 radio sources detected around the North Celestial Pole (NCP) with the 21 Centimeter Array (21CMA), a radio interferometer dedicated to the statistical measurement of the epoch of reionization (EoR). The data are taken from a 12-hr observation made on 2013 April 13, with a frequency coverage from 75 to 175 MHz and an angular resolution of ~4 arcminutes. The ca

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

The Australia Telescope Large Area Survey (ATLAS) aims to image a 7 deg<sup>2</sup> region centered on the European Large Area ISO Survey - South 1 (ELAIS-S1) field and the Chandra Deep Field South (CDF-S) at 1.4 GHz with high sensitivity (up to sigma ~ 10 uJy) to study the evolution of star-forming galaxies (SFGs) and Active Galactic Nuclei (AGN) over a wide range of cosmic time. The

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

This table contains a sample of 883 sources detected in a deep Very Large Array (VLA) survey at 1.4 GHz in the Extended-Chandra Deep Field South (E-CDFS). The reference paper focuses on the identification of their optical and infrared (IR) counterparts. The authors use a likelihood-ratio technique that is particularly useful when dealing with deep optical images to minimize the number of spurious

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

The Sydney University Molonglo Sky Survey (SUMSS) is a deep radio survey at 843 MHz of the entire sky south of declination -30&amp;#176;;, made using the Molonglo Observatory Synthesis Telescope (<a href="https://www.physics.usyd.edu.au/astrop/most/"> MOST </a>), located near Canberra, Australia. The images from the SUMSS are produced as 4 x 4 degree mosaics of up to seventeen individual observati

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

This table contains a source catalog from multi-epoch, large-scale (~2,000 arcmin&lt;sup&gt;2&lt;/sup&gt;), fairly deep (~16 microJansky or uJy), high-resolution (~1&quot;) radio observations of the Perseus star-forming complex that were obtained with the Karl G. Jansky Very Large Array (VLA) at frequencies of 4.5 and 7.5 GHz. These observations were mainly focused on the clouds NGC 1333 and IC 34

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

This table contains results from wide-area, deep, high-resolution 153-MHz GMRT observations of the NOAO Bootes field, adding to the extensive, multi-wavelength data of this region. The observations, data reduction, and catalog construction and description are described in the reference paper. The seven pointings (listed in Table 2 of the reference paper) produced a final mosaic covering 30 square

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

This table contains a catalog of 3405 X-ray sources from the ROSAT All Sky Survey (RASS) Bright Source Catalog which fall within the area covered by the 6dF Galaxy Survey (6dFGS). The catalog is count-rate limited at 0.05 ct s&lt;sup&gt;-1&lt;/sup&gt; in the X-ray and covers the area of sky with Declination &lt; 0 degrees and |b| &gt; 10 degrees. The RASS-6dFGS sample was one of the additional tar

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

Planck was a European Space Agency (ESA) mission, with significant contributions from the National Aeronautics and Space Agency (NASA). It was the third generation of space-based cosmic microwave background experiments, after the Cosmic Background Explorer (COBE) and the Wilkinson Microwave Anisotropy Probe (WMAP). Planck was launched on 14 May 2009 on an Ariane 5 rocket from Kourou, French Guiana

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

This catalog comprises the Faint Images of the Radio Sky at Twenty cm (FIRST) Survey. The FIRST survey began in 1993, and covers the north and south Galactic caps. The present 14Dec17 version is derived from the 1993 through 2011 observations. The catalog covers a total of about 10,575 square degrees of sky (8,444 square degrees in the north Galactic cap and 2,131 square degrees in the south Galac

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

The Australia Telescope National Facility (ATNF) Pulsar Catalog is a catalog of known pulsars compiled by R.N. Manchester et al. and is descended from pulsar database used for the paper &quot;Catalog of 558 Pulsars&quot; by J.H. Taylor, R.N. Manchester and A.G. Lyne 1993, ApJS, 88, 529-568. The current catalog has been supplemented by inclusion of published data from more recent radio surveys, in

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

This table contains a source catalog based on observations of the Lockman Hole with the Giant Metrewave Radio Telescope (GMRT) taken at 610 MHz (49 cm). Twelve pointings were observed, covering a total area of ~5 deg&lt;sup&gt;2&lt;/sup&gt; with a resolution of 6 x 5 arcsec&lt;sup&gt;2&lt;/sup&gt;, position angle +45 degrees. The majority of the pointings have an rms noise of ~ 60 &micro;Jy/beam (

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

In the reference paper, the authors study the composition of the faint radio population selected from the VLA-COSMOS 3-GHz Large Project, a radio continuum survey performed at 10-cm wavelength. The survey covers a 2.6 square degree area with a mean rms of ~2.3 &micro;Jy/beam (&micro;Jy/beam), cataloguing 10,830 sources above 5 sigma, and enclosing the full 2 square degree COSMOS field. By combinin

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

This table contains results from the deep radio imaging at 1.4 GHz of the 1.3-deg&lt;sup&gt;2&lt;/sup&gt; Subaru/XMM-Newton Deep Field (SXDF), made with the Very Large Array (VLA) in B and C configurations. This resulted in a radio map of the entire field, and a catalog of 505 sources covering 0.8 deg&lt;sup&gt;2&lt;/sup&gt; to a peak flux density limit of 100 microJansky (&micro;Jy), which corres

IVOA Registry (Virtual Observatory)2026 · Astronomical catalogue

The Planck-ATCA Co-eval Observations (PACO) project collected data between 4.5 and 40 GHz for 482 sources selected within the Australia Telescope 20-GHz (AT20G) catalog and observed with the Australia Telescope Compact Array (ATCA). Observations were done almost simultaneously with the Planck satellite, in the period between 2009 July and 2010 August. In this paper, the authors present and discuss