Hubble Ultra Deep Field
E825607
The Hubble Ultra Deep Field is one of the deepest astronomical images ever taken, revealing thousands of extremely distant and early galaxies and providing key insights into the formation and evolution of the universe.
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical image
ⓘ
deep field observation ⓘ |
| alsoKnownAs | HUDF NERFINISHED ⓘ |
| angularArea | about 11 square arcminutes ⓘ |
| angularSize | about 2.7 arcminutes by 2.7 arcminutes ⓘ |
| announcedBy |
ESA
NERFINISHED
ⓘ
NASA NERFINISHED ⓘ |
| approximateSkyCoverage | about one‑tenth the diameter of the full Moon ⓘ |
| contains | about 10,000 galaxies ⓘ |
| dataUsedBy | astronomers worldwide ⓘ |
| declination | −27° 47′ 29″ ⓘ |
| fieldSelectionCriterion |
low density of bright foreground stars
ⓘ
low foreground dust extinction ⓘ no bright nearby galaxies ⓘ |
| firstPublicReleaseDate | March 2004 GENERATED ⓘ |
| followedBy |
Hubble Frontier Fields
NERFINISHED
ⓘ
Hubble Ultra Deep Field 2012 NERFINISHED ⓘ Hubble eXtreme Deep Field NERFINISHED ⓘ |
| hostObservatory | NASA Goddard Space Flight Center NERFINISHED ⓘ |
| imageProcessing | stacking of multiple long exposures ⓘ |
| imageType | composite image ⓘ |
| lightTravelTimeRange | up to about 13 billion years ⓘ |
| locatedInSkyRegion | constellation Fornax NERFINISHED ⓘ |
| numberOfExposures | 800 GENERATED ⓘ |
| observationEndDate | January 2004 ⓘ |
| observationStartDate | September 2003 ⓘ |
| predecessor |
Hubble Deep Field
NERFINISHED
ⓘ
Hubble Deep Field South NERFINISHED ⓘ |
| probesCosmicEpoch |
early universe
ⓘ
era of galaxy formation ⓘ |
| purpose |
constrain reionization epoch
ⓘ
measure star‑formation history of the universe ⓘ study formation and evolution of galaxies ⓘ |
| redshiftRange | up to about z ≈ 7 ⓘ |
| rightAscension | 03h 32m 39.0s ⓘ |
| scienceOperationsCenter | Space Telescope Science Institute NERFINISHED ⓘ |
| selectedBy | Hubble Ultra Deep Field Team NERFINISHED ⓘ |
| significance |
one of the deepest optical images of the universe
ⓘ
provided constraints on galaxy evolution models ⓘ revealed extremely distant galaxies ⓘ |
| takenBy | Hubble Space Telescope NERFINISHED ⓘ |
| telescopeInstrument |
Advanced Camera for Surveys
NERFINISHED
ⓘ
Near Infrared Camera and Multi-Object Spectrometer NERFINISHED ⓘ |
| totalExposureTime |
about 1 million seconds
ⓘ
about 11.6 days ⓘ |
| usedFor |
estimating luminosity functions at high redshift
ⓘ
identifying high‑redshift galaxy candidates ⓘ |
| wavelengthCoverage |
near‑infrared
ⓘ
near‑ultraviolet ⓘ visible light ⓘ |
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.