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Hubble Ultra Deep Field

Hubble Ultra Deep Field

About the Object

  • R.A. Position
    R.A. PositionRight ascension – analogous to longitude – is one component of an object's position.
    03h 32m 40s.0
  • Dec. Position
    Dec. PositionDeclination – analogous to latitude – is one component of an object's position.
    -27° 48' 00"
  • Constellation
    ConstellationOne of 88 recognized regions of the celestial sphere in which the object appears.
    Fornax
  • Dimensions
    DimensionsThe physical size of the object or the apparent angle it subtends on the sky.
    The full HUDF image is 3 arcminutes square.

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.
    GRAPES HST Data The science data were selected based on findings from The Grism-ACS Program for Extragalactic Science (GRAPES), HST proposal 9793: S. Malhotra et. al. The science team includes: N. Pirzkal (STSCI/ESA) S. Malhotra and J. Rhoads (Arizona State University), and C. Xu (Shanghai Institute of Technical Physics). HUDF HST Data This image of the HUDF was created from HST data from the following proposal: 9978: S. Beckwith, S. Malhotra, M. Giavalisco, N. Panagia, J. Rhoads, M. Stiavelli, R. Somerville, S. Casertano, B. Margon, C. Blades, J. Caldwell, and M. Clampin (STScI), M. Corbin (STScI/CSC), M. Dickinson, H. Ferguson, and A. Fruchter (STScI), R. Hook (STScI/ECF), S. Jogee, A. Koekemoer, R. Lucas, M. Sosey, and L. Bergeron (STScI). NICMOS HUDF Data The NICMOS HUDF data were from proposal 9803: R. Thompson (University of Arizona), G. Illingworth and R. Bouwens (university of California, Santa Cruz), M. Dickinson (STScI), D. Eisenstein and X. Fan (University of Arizona), M. Franx (University of Leiden), M. Rieke (University of Arizona), A. Riess (STScI), and P. van Dokkum (Yale University). The Spitzer science team includes: H. Yan (Caltech), M Dickinson (NOAO), D. Stern and P. Eisenhardt (Jet Propulsion Lab), R.-R. Chary (Caltech), M. Giavalisco (STScI), H. Ferguson and S. Casertano (STScI), C. Conselice (Caltech), C. Papovich (Steward Observatory), W. Reach (Caltech), N. Grogin (STScI), L. Moustakas (Jet Propulsion Lab), and M. Ouchi (STScI).
  • Instrument
    InstrumentThe science instrument used to produce the data.
    HST>ACS/WFC, HST>ACS/NICMOS, and SST>IRAC
  • Exposure Dates
    Exposure DatesThe date(s) that the telescope made its observations and the total exposure time.
    September 24, 2003 - January 16, 2004, Exposure Time: 11.3 days (ACS/WFC), September 3, 2003 - November 27, 2003, Exposure Time: 11.3 days (ACS/NICMOS), and February 2004, Exposure Time: 5 days (IRAC)
  • Filters
    FiltersThe camera filters that were used in the science observations.
    ACS/WFC: F435W (B), F606W (V), F775W (i), F850LP (z) ACS/NICMOS: F110W (J110) and F160W (H160) IRAC: 3.6, 4.5, 5.8, and 8.0 microns
  • Object Name
    Object NameA name or catalog number that astronomers use to identify an astronomical object.
    HUDF, Hubble Ultra Deep Field
  • Object Description
    Object DescriptionThe type of astronomical object.
    Deep field survey
  • Release Date
    September 6, 2007
  • Science Release
    Hubble and Spitzer Space Telescopes Find “Lego-Block” Galaxies in Early Universe
    Read the release
  • Credit
    Credit: NASA, ESA, N. Pirzkal (STScI/ESA) and the HUDF Team (STScI)

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Hubble Ultra Deep Field
Color Info
Color InfoA brief description of the methods used to convert telescope data into the color image being presented.

Blue: F435W (B) Green: F606W (V) + F775W (i) Red: F850LP (z)

Compass and Scale
Compass and ScaleAn astronomical image with a scale that shows how large an object is on the sky, a compass that shows how the object is oriented on the sky, and the filters with which the image was made.

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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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