Catalog Service: Narrow line Seyfert 1 galaxies in the FBQS
Description
We present results from the analysis of the optical spectra of 47 radio-selected narrow-line Seyfert 1 (NLS1) galaxies. These objects are a subset of the First Bright Quasar Survey (Cat. <J/AJ/112/407>) and were initially detected at 20cm (flux density limit 1Jy) in the VLA FIRST Survey.
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Publisher: CDSivo://CDS[Pub. ID]
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This resource was registered on: 2008 Jan 29 06:30:05ZThis resource description was last updated on: 2021 Oct 21 00:00:00Z
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This section describes the data's coverage over the sky, frequency, and time.
Wavebands covered:
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This is service that does not comply with any IVOA standard but instead provides access to special capabilities specific to this resource.
This is a standard IVOA service that takes as input an ADQL or PQL query and returns tabular data.
This is a standard IVOA service that takes as input a position in the sky and a radius and returns catalog records with positions within that radius.
Cone search capability for table J/AJ/131/1948/table2 (Narrow-line Seyfert 1 data)
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Developed with the support of the National Science Foundation under Cooperative Agreement AST0122449 with the Johns Hopkins University The NAVO project is a member of the International Virtual Observatory Alliance
This NAVO Application is hosted by the Space Telescope Science Institute