Giant X-Ray Disk Sheds Light On Galactic Merger

Chandra_143_1024

chandra_143 December 18th, 2002

Credit: NASA/Ohio U./T.Statler et al.

Chandra's image of NGC 1700 shows a flattened oval of multi-million degree gas. Low-energy X-ray data reveals a giant inner disk 90,000 light years in diameter. An analysis shows that it is rotating and appears to be cooling. The existence of a large, rotating disk of hot gas suggests that NGC 1700 was created by the merger of a rotating spiral galaxy and an elliptical galaxy containing hot gas.

Provider: Chandra X-ray Observatory

Image Source: http://chandra.harvard.edu/photo/2002/n1700/

Curator: Chandra X-ray Observatory, Cambridge, MA, USA

Image Use Policy: http://chandra.harvard.edu/photo/image_use.html

Image Details Image Details

Image Type
Observation
Object Name
NGC 1700
Subject - Local Universe
Galaxy > Type > Elliptical

Distance Details Distance

Universescale3
160,000,000 light years
Chandra_143_128
 

Position Details Position Details

Position (ICRS)
RA = 4h 56m 56.3s
DEC = -4° 51’ 57.2”
Orientation
North is 0.1° CCW
Field of View
3.9 x 3.9 arcminutes
Constellation
Eridanus

Color Mapping Details Color Mapping

  Telescope Spectral Band Wavelength
Blue Chandra (ACIS) X-ray (X-ray) -
Red Chandra (ACIS) X-ray (X-ray) -
Chandra_143_1280
×
ID
143
Subject Category
C.5.1.4  
Subject Name
NGC 1700
Credits
NASA/Ohio U./T.Statler et al.
Release Date
2002-12-18
Lightyears
160,000,000
Redshift
160,000,000
Reference Url
http://chandra.harvard.edu/photo/2002/n1700/
Type
Observation
Image Quality
Good
Distance Notes
Facility
Chandra, Chandra
Instrument
ACIS, ACIS
Color Assignment
Blue, Red
Band
X-ray, X-ray
Bandpass
X-ray, X-ray
Central Wavelength
Start Time
2000-11-03T22:52:39, 2000-11-03T22:52:39
Integration Time
43350, 43350
Dataset ID
2069, 2069
Notes
Coordinate Frame
ICRS
Equinox
J2000
Reference Value
74.2345574, -4.8658883
Reference Dimension
2400.0, 2400.0
Reference Pixel
1201.0, 1201.0
Scale
2.72367e-05, 2.7236742e-05
Rotation
0.11
Coordinate System Projection:
TAN
Quality
Full
FITS Header
Notes
WCS retrieved using CXCs PinpointWCS
Creator (Curator)
Chandra X-ray Observatory
URL
http://chandra.harvard.edu
Name
Chandra X-ray Observatory Center
Email
cxcpub@cfa.harvard.edu
Telephone
617.496.7941
Address
60 Garden St.
City
Cambridge
State/Province
MA
Postal Code
02138
Country
USA
Rights
http://chandra.harvard.edu/photo/image_use.html
Publisher
Chandra X-Ray Center
Publisher ID
chandra
Resource ID
n1700_xray.tif
Metadata Date
2012-07-26T16:26:18-04:00
Metadata Version
1.2
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Detailed color mapping information coming soon...

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Universescalefull
160,000,000 light years

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