Hubble Deep Field
E824056
The Hubble Deep Field is a landmark astronomical image that revealed thousands of extremely distant galaxies in a tiny patch of sky, providing unprecedented insight into the early universe and galaxy formation.
Observed surface forms (2)
| Surface form | Occurrences |
|---|---|
| Hubble Deep Field follow-up surveys | 1 |
| Hubble Deep Field surveys | 1 |
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
Hubble Space Telescope observation
ⓘ
astronomical image ⓘ deep-field image ⓘ |
| alsoKnownAs | HDF NERFINISHED ⓘ |
| angularSize | about 2.6 arcminutes by 2.6 arcminutes ⓘ |
| dataReleasePolicy | publicly released to the astronomical community ⓘ |
| declination | +62° 12′ 58″ ⓘ |
| exposureStrategy | multiple long exposures combined to increase depth ⓘ |
| fieldOfViewComparison | about one 24-millionth of the entire sky ⓘ |
| filterUsed |
F300W
ⓘ
F450W ⓘ F606W ⓘ F814W ⓘ |
| inspiredFollowup |
CANDELS survey
NERFINISHED
ⓘ
GOODS survey NERFINISHED ⓘ Hubble Deep Field South NERFINISHED ⓘ Hubble Ultra Deep Field NERFINISHED ⓘ Hubble eXtreme Deep Field NERFINISHED ⓘ |
| instrumentUsed | Wide Field and Planetary Camera 2 NERFINISHED ⓘ |
| limitingMagnitude | about 30th magnitude in visible light ⓘ |
| locatedInSkyRegion | Ursa Major NERFINISHED ⓘ |
| numberOfDetectedObjects | about 3,000 galaxies ⓘ |
| observationDuration | 10 consecutive days ⓘ |
| observationEndDate | 1995-12-28 ⓘ |
| observationStartDate | 1995-12-18 ⓘ |
| observedBy | Hubble Space Telescope NERFINISHED ⓘ |
| operatedBy |
ESA
NERFINISHED
ⓘ
NASA ⓘ |
| partOf | Hubble Space Telescope legacy datasets NERFINISHED ⓘ |
| proposalLedBy | Robert Williams NERFINISHED ⓘ |
| proposalRoleOfRobertWilliams | Director of Space Telescope Science Institute ⓘ |
| redshiftRange | up to about z ≈ 6 ⓘ |
| rightAscension | 12h 36m 49.4s ⓘ |
| scientificSignificance |
constrained cosmological models of structure formation
ⓘ
constrained the star-formation history of the universe ⓘ demonstrated that the distant universe is rich in galaxies ⓘ provided insight into early galaxy formation and evolution ⓘ revealed large numbers of very distant galaxies ⓘ served as a benchmark dataset for extragalactic astronomy ⓘ |
| selectionCriterion |
region away from the plane of the Milky Way
ⓘ
region with minimal known nearby galaxies ⓘ region with no bright foreground stars ⓘ region with very low foreground dust extinction ⓘ |
| solidAngle | about 4.4 square arcminutes ⓘ |
| totalExposureTime | about 342,000 seconds ⓘ |
| usedFor |
constraints on the extragalactic background light
ⓘ
measurements of galaxy number counts ⓘ studies of galaxy morphology at high redshift ⓘ studies of gravitational lensing by foreground structures ⓘ tests of hierarchical galaxy formation models ⓘ |
| wavelengthCoverage | near-ultraviolet to near-infrared ⓘ |
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Hubble Deep Field follow-up surveys
this entity surface form:
Hubble Deep Field surveys