Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Skip to content
  • Feedback

    • COSMOS 3GHz AGN Catalog

    Metadata Updated: September 19, 2025

    The VLA-COSMOS 3 GHz AGN catalog includes classification and selected physical properties for the 3 GHz radio sample with optical/NIR counterparts (7 903 sources in total). For more information see Delvecchio et al. (2017).

    Access & Use Information

    Public: This dataset is intended for public access and use. License: No license information was provided. If this work was prepared by an officer or employee of the United States government as part of that person's official duties it is considered a U.S. Government Work.

    Downloads & Resources

    Dates

    Metadata Created Date April 11, 2025
    Metadata Updated Date September 19, 2025

    Metadata Source

    Harvested from NASA Data.json

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date April 11, 2025
    Metadata Updated Date September 19, 2025
    Publisher NASA/IPAC Infrared Science Archive
    Maintainer
    Identifier ivo://irsa.ipac/cosmos/catalog/cosmos3ghzagn
    Data Last Modified 2025-09-10
    Category Astrophysics
    Public Access Level public
    Bureau Code 026:00
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Harvest Object Id 56b8e658-aab5-495d-bbdb-421fafcc65d1
    Harvest Source Id 58f92550-7a01-4f00-b1b2-8dc953bd598f
    Harvest Source Title NASA Data.json
    Homepage URL https://irsa.ipac.caltech.edu/data/COSMOS/gator_docs/cosmos_3ghzagn_colDescriptions.html
    Program Code 026:000
    Source Datajson Identifier True
    Source Hash 494816ed703ccc55d30b19db6cc9b2f9141df279b9706c29938931be8f61499b
    Source Schema Version 1.1

    Didn't find what you're looking for? Suggest a dataset here.