Galaxy Cluster Abell 520 (CFHT and HST)

stsci_2012-10d March 2nd, 2012

Credit: NASA, ESA, CFHT, and M.J. Jee (University of California, Davis)

The natural-color image of the galaxies was taken with NASA's Hubble Space Telescope and the Canada-France-Hawaii Telescope in Hawaii. Abell 520 formed from a violent collision of massive galaxy clusters and resides 2.4 billion light-years away.

Provider: Space Telescope Science Institute

Image Source: https://hubblesite.org/contents/news-releases/2012/news-2012-10

Curator: STScI, Baltimore, MD, USA

Image Use Policy: http://hubblesite.org/copyright/

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Image Details

Image Type: Observation
Object Name: Abell 520
Subject - Distant Universe: Galaxy > Type > Gravitationally Lensed; Galaxy > Grouping > Cluster; Cosmology > Phenomenon > Dark Matter

Distance

2,400,000,000 light years

Position Details

Position (ICRS): RA = 4h 54m 15.6s; DEC = 2° 57’ 7.3”
Orientation: North is 57.3° CCW
Field of View: 8.5 x 5.4 arcminutes
Constellation: Orion

Color Mapping

	Telescope	Spectral Band	Wavelength
	Hubble (WFPC2)	Optical (I)	814.0 nm
	CFHT	Optical (B)	-
	CFHT	Optical (V)	-
Luminosity derived from CFHT is displayed as red.

ID: 2012-10d
Subject Category: D.5.1.8 D.5.5.3 D.6.2.3
Subject Name: Abell 520
Credits: NASA, ESA, CFHT, and M.J. Jee (University of California, Davis)

Release Date: 2012-03-02T00:00:00
Lightyears: 2,400,000,000
Redshift: 2,400,000,000
Reference Url: https://hubblesite.org/contents/news-releases/2012/news-2012-10

Type: Observation
Image Quality: Good
Distance Notes: 2.4 billion light-years (740 million parsecs)

Facility: Hubble, CFHT, CFHT
Instrument: WFPC2, -, -
Color Assignment: Grayscale, Grayscale, Grayscale

Band: Optical, Optical, Optical
Bandpass: I, B, V
Central Wavelength: 814, -, -

Start Time: 2008-08-19, -, -
Integration Time
Dataset ID
Notes: L

Coordinate Frame: ICRS
Equinox: 2000.0
Reference Value: 73.56499315639, 2.95202828167
Reference Dimension: 2734.00, 1758.00

Reference Pixel: 536.35043051836, 920.77021091494
Scale: -0.00005160563, 0.00005160563
Rotation: 57.29548459885
Coordinate System Projection:: TAN

Quality: Full
FITS Header
Notes: World Coordinate System resolved using PinpointWCS 0.9.2 revision 218+ by the Chandra X-ray Center FITS X FITS Y EPO X EPO Y 1689.58 1147.35 581.06 617.76 1712.58 1572.74 779.97 731.06 1524.86 2059.21 945.95 958.27 425.66 841.27 74.96 1101.05 916.92 2115.24 794.55 1249.43 1200.49 393.35 97.81 619.87 2073.89 617.63 452.81 289.81 Center Pixel Coordinates: 1367.00 73.54353417629 879.00 2.91480931968

Creator (Curator): STScI
URL: http://hubblesite.org
Name: Space Telescope Science Institute Office of Public Outreach
Email: outreach@stsci.edu

Telephone: 410-338-4444
Address: 3700 San Martin Drive
City: Baltimore
State/Province: MD

Postal Code: 21218
Country: USA
Rights: http://hubblesite.org/copyright/

Publisher: STScI
Publisher ID: stsci
Resource ID: STSCI-H-p1210d-f-2734x1758.tif

Resource URL: https://mast.stsci.edu/api/latest/Download/file?uri=mast:OPO/product/STSCI-H-p1210d-f-2734x1758.tif
Related Resources: http://hubblesite.org/newscenter/archive/releases/2012/10

Metadata Date: 2022-07-06T00:00:00
Metadata Version: 1.2

Detailed color mapping information coming soon...

2,400,000,000 light years