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‘El Gordo’ (Chandra X-ray)
About the Object
- R.A. PositionR.A. PositionRight ascension – analogous to longitude – is one component of an object's position.01h 2m 52.99s
- Dec. PositionDec. PositionDeclination – analogous to latitude – is one component of an object's position.-49° 15' 19.01"
- ConstellationConstellationOne of 88 recognized regions of the celestial sphere in which the object appears.Phoenix
- DistanceDistanceThe physical distance from Earth to the astronomical object. Distances within our solar system are usually measured in Astronomical Units (AU). Distances between stars are usually measured in light-years. Interstellar distances can also be measured in parsecs.9.7 billion light-years (3 billion parsecs)
About the Data
- InstrumentInstrumentThe science instrument used to produce the data.Chandra X-ray
- Exposure DatesExposure DatesThe date(s) that the telescope made its observations and the total exposure time.2012
- FiltersFiltersThe camera filters that were used in the science observations.X-ray
- Object NameObject NameA name or catalog number that astronomers use to identify an astronomical object.El Gordo, ACT-CL J0102-4915
- Object DescriptionObject DescriptionThe type of astronomical object.Galaxy Cluster
- Release DateApril 3, 2014
- Science ReleaseHubble Finds That Monster ‘El Gordo’ Galaxy Cluster Is Bigger Than Thought
- CreditNASA, ESA, J. Jee (University of California, Davis), J. Hughes (Rutgers University), F. Menanteau (Rutgers University and University of Illinois, Urbana-Champaign), C. Sifon (Leiden Observatory), R. Mandelbum (Carnegie Mellon University), L. Barrientos (Universidad Catolica de Chile), and K. Ng (University of California, Davis)
Related Images & Videos
Galaxy Cluster 'El Gordo' with Mass Map
This is a Hubble Space Telescope image of the most massive cluster of galaxies ever seen to exist when the universe was just half of its current age of 13.8 billion years. The cluster, catalogued as ACT-CL J0102-4915, contains several hundred galaxies swarming around under the...
Galaxy Cluster 'El Gordo' with Mass Map and X-ray
This is a Hubble Space Telescope image of the most massive cluster of galaxies ever seen to exist when the universe was just half of its current age of 13.8 billion years. The cluster, catalogued as ACT-CL J0102-4915, contains several hundred galaxies swarming around under a...
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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