File:Spectrum of gas disc in active galaxy M87 (opo9423b).tiff

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Captions

Captions

A schematic diagram of velocity measurements of a rotating disk of hot gas in the core of active galaxy M87.

Summary

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Description
English: A schematic diagram of velocity measurements of a rotating disk of hot gas in the core of active galaxy M87.The measurement was made by studying how the light from the disk is redshifted and blueshifted -- as part of the swirling disk spins in earth's direction and the other side spins away from earth.
Date 25 May 1994 (upload date)
Source Spectrum of gas disc in active galaxy M87
Author Holland Ford, Space Telescope Science Institute/Johns Hopkins University; Richard Harms, Applied Research Corp.; Zlatan Tsvetanov, Arthur Davidsen, and Gerard Kriss at Johns Hopkins; Ralph Bohlin and GeorgeHartig at Space Telescope Science Institute; Linda Dressel and Ajay K.Kochhar at Applied Research Corp. in Landover, Md.; and Bruce Margon fromthe University of Washington in Seattle NASA/ESA
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Licensing

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Public domain This file is in the public domain because it was created by NASA and ESA. NASA Hubble material (and ESA Hubble material prior to 2009) is copyright-free and may be freely used as in the public domain without fee, on the condition that only NASA, STScI, and/or ESA is credited as the source of the material. This license does not apply if ESA material created after 2008 or source material from other organizations is in use.
The material was created for NASA by Space Telescope Science Institute under Contract NAS5-26555, or for ESA by the Hubble European Space Agency Information Centre. Copyright statement at hubblesite.org or 2008 copyright statement at spacetelescope.org. For material created by the European Space Agency on the spacetelescope.org site since 2009, use the {{ESA-Hubble}} tag.

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current00:48, 19 June 2024Thumbnail for version as of 00:48, 19 June 2024800 × 800 (474 KB)OptimusPrimeBot (talk | contribs)#Spacemedia - Upload of https://esahubble.org/media/archives/images/original/opo9423b.tif via Commons:Spacemedia

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