Chandra Examines Black Holes Large and Small in Nearby Galaxy

Chandra_156_1024

chandra_156 May 14th, 2001

Credit: NASA/Penn State/F.Bauer et al NASA/Penn State/F.Bauer et al.

Chandra's observations of a large, nearby galaxy in the constellation of Circinus presents a new view of both the galaxy's supermassive black hole and a host of potential smaller black holes sprinkled throughout its spiral arms. The X-ray emission is resolved into a number of distinct components, many of which are associated with a central black hole. A bright, compact emission source is present at the center of the image and that nuclear source is surrounded by a diffuse X-ray halo that extends out several hundred light years. The Chandra results also include the first detection of a black hole's periodic variability in X-rays outside our galactic neighborhood.

Provider: Chandra X-ray Observatory

Image Source: http://chandra.harvard.edu/photo/2001/0167/

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
Circinus Galaxy
Subject - Local Universe
Galaxy > Type > Spiral
Galaxy > Activity > AGN > Seyfert

Distance Details Distance

Universescale2
13,000,000 light years
Chandra_156_128
 

Position Details Position Details

Position (ICRS)
RA = 14h 13m 9.1s
DEC = -65° 20’ 25.9”
Orientation
North is 0.5° CCW
Field of View
1.4 x 1.4 arcminutes
Constellation
Circinus

Color Mapping Details Color Mapping

  Telescope Spectral Band Wavelength
Red Chandra (ACIS) X-ray (X-ray) -
Green Chandra (ACIS) X-ray (X-ray) -
Blue Chandra (ACIS) X-ray (X-ray) -
Spectrum_xray1w
Chandra_156_1280
×
ID
156
Subject Category
C.5.1.1   C.5.3.2.2  
Subject Name
Circinus Galaxy
Credits
NASA/Penn State/F.Bauer et al NASA/Penn State/F.Bauer et al.
Release Date
2001-05-14
Lightyears
13,000,000
Redshift
13,000,000
Reference Url
http://chandra.harvard.edu/photo/2001/0167/
Type
Observation
Image Quality
Good
Distance Notes
Facility
Chandra, Chandra, Chandra
Instrument
ACIS, ACIS, ACIS
Color Assignment
red, green, blue
Band
X-ray, X-ray, X-ray
Bandpass
X-ray, X-ray, X-ray
Central Wavelength
-, -, -
Start Time
2000-06-16T00:39:32, 2000-06-16T00:39:32, 2000-06-16T00:39:32
Integration Time
67000, 67000, 67000
Dataset ID
Notes
Coordinate Frame
ICRS
Equinox
J2000
Reference Value
213.2880595, -65.3405140
Reference Dimension
933.0, 933.0
Reference Pixel
467.5, 467.5
Scale
2.47175e-05, 2.4717521e-05
Rotation
0.51
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
0167_xray.tif
Metadata Date
2011-07-07
Metadata Version
1.2
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Detailed color mapping information coming soon...

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Universescalefull
13,000,000 light years

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