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SW Group

SW Group

About the Object

  • Constellation
    ConstellationOne of 88 recognized regions of the celestial sphere in which the object appears.
    Leo

About the Data

  • Data Description
    Data DescriptionProposal: A description of the observations, their scientific justification, and the links to the data available in the science archive.
    Science Team: The astronomers who planned the observations and analyzed the data. "PI" refers to the Principal Investigator.
    HST Proposal: 10395 M. Gray (University of Nottingham) The science team is being led by C. Heymans (University of British Columbia). The full list of team members is available at the STAGES team webpage.
  • Instrument
    InstrumentThe science instrument used to produce the data.
    HST>ACS/WFC and MPG/ESO 2.2-meter telescope
  • Exposure Dates
    Exposure DatesThe date(s) that the telescope made its observations and the total exposure time.
    June and July, 2005, Exposure Time: 1.6 days (HST data)
  • Filters
    FiltersThe camera filters that were used in the science observations.
    ACS/WFC: F606W (V)
  • Object Name
    Object NameA name or catalog number that astronomers use to identify an astronomical object.
    SW Group
  • Object Description
    Object DescriptionThe type of astronomical object.
    Space Telescope A901/902 Galaxy Evolution Survey (STAGES)
  • Release Date
    January 10, 2008
  • Science Release
    The Violent Lives of Galaxies: Caught in the Cosmic Dark Matter Web
    Read the release
  • Credit
    NASA, ESA, C. Heymans (University of British Columbia, Vancouver), M. Gray (University of Nottingham, U.K.), M. Barden (Innsbruck), and the STAGES collaboration

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SW Group
Color Info
Color InfoA brief description of the methods used to convert telescope data into the color image being presented.

Visible: MPG/ESO Magenta (dark matter): F606W (V)

Related Images & Videos

Hubble Maps Dark Matter Web in a Large Galaxy Cluster

Hubble Maps Dark Matter Web in a Large Galaxy Cluster

These images reveal the distribution of dark matter in the supercluster Abell 901/902, composed of hundreds of galaxies. The image in the center shows the entire supercluster. Astronomers assembled this photo by combining a visible-light image of the supercluster taken with the...

Dark Matter Distribution in Supercluster Abell 901/902

Dark Matter Distribution in Supercluster Abell 901/902

Astronomers assembled this photo by combining a visible-light image of the Abell 901/902 supercluster taken with the MPG/ESO 2.2-meter telescope in La Silla, Chile, with a dark matter map derived from observations with NASA's Hubble Space Telescope. The magenta-tinted clumps...

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Details

Last Updated
Mar 28, 2025
Contact
Media

Claire Andreoli
NASA’s Goddard Space Flight Center
Greenbelt, Maryland
claire.andreoli@nasa.gov

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