- ... Arecibo
- The Arecibo Observatory is part of the National Astronomy and Ionosphere Center, which is operated by Cornell University under a cooperative agreement with the National Science Foundation.
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- ... Array
- The National Radio Astronomy Observatory is a facility of the National Science Foundation operated under cooperative agreement by Associated Universities, Inc.
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- ... AIPS
- http://www.aips.nrao.edu/aips_faq.html
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- ... (APEX
- APEX is a collaboration between the Max-Planck-Institut für Radioastronomie, the European Southern Observatory, and the Onsala Space Observatory.
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- ... MIRIAD
- http://www.atnf.csiro.au/computing/software/miriad/
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- ... NED
- This research has made use of the NASA/IPAC Extragalactic Database (NED), which is operated by the Jet Propulsion Laboratory, California Institute of Technology, under contract with the National Aeronautics and Space Administration.
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- ...
HEASARC
- http://heasarc.gsfc.nasa.gov/
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- ... SKYVIEW
- http://skyview.gsfc.nasa.gov/
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- ... IRSA
- This research has made use of the NASA/IPAC Infrared Science Archive, which is operated by the Jet Propulsion Laboratory, California Institute of Technology, under contract with the National Aeronautics and Space Administration.
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