Chandra Discovers Relativistic Pinball Machine

Chandra_337_1024

chandra_337 November 15th, 2006

Credit: NASA/CXC/MIT/UMass Amherst/M.D.Stage et al.

New analysis of an extraordinarily deep Chandra image of Cassiopeia A shows that this supernova remnant accelerates electrons to enormous energies. The blue, wispy arcs reveal the acceleration is taking place in an expanding shock wave generated by the explosion that destroyed the progenitor star. This acceleration is close to the theoretical limit and provides strong evidence that supernova remnants are key sites for generating cosmic rays, mysterious high-energy particles that bombard the Earth.

Provider: Chandra X-ray Observatory

Image Source: http://chandra.harvard.edu/photo/2006/casa/

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
Cas A Cassiopeia A
Subject - Milky Way
Nebula > Type > Supernova Remnant

Distance Details Distance

Universescale1
11,000 light years
Chandra_337_128
 

Position Details Position Details

Position (ICRS)
RA = 23h 23m 40.4s
DEC = 58° 50’ 25.2”
Orientation
North is up
Field of View
7.6 x 6.6 arcminutes
Constellation
Cassiopeia

Color Mapping Details Color Mapping

  Telescope Spectral Band Wavelength
Red Chandra (ACIS) X-ray (Low X-ray) 1.24 nm
Green Chandra (ACIS) X-ray (Medium X-ray) 620.0 pm
Blue Chandra (ACIS) X-ray (High X-ray) 250.0 pm
Spectrum_xray1
Red
Green
Blue
Chandra_337_1280
×
ID
337
Subject Category
B.4.1.4  
Subject Name
Cas A, Cassiopeia A
Credits
NASA/CXC/MIT/UMass Amherst/M.D.Stage et al.
Release Date
2006-11-15
Lightyears
11,000
Redshift
11,000
Reference Url
http://chandra.harvard.edu/photo/2006/casa/
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
Low X-ray, Medium X-ray, High X-ray
Central Wavelength
1.24, 0.62, 0.25
Start Time
Integration Time
Dataset ID
Notes
Coordinate Frame
ICRS
Equinox
2000.0
Reference Value
3.5091843664599E+02, 5.8840324072004E+01
Reference Dimension
2700, 2354
Reference Pixel
811.1095, 1694.799
Scale
-4.48469137624E-05, 4.70263395577E-05
Rotation
0.00000000
Coordinate System Projection:
TAN
Quality
Full
FITS Header
Notes
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 Observatory Center
Publisher ID
chandra
Resource ID
casa.tif
Metadata Date
2012-07-09
Metadata Version
1.2
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Detailed color mapping information coming soon...

×
Universescalefull
11,000 light years

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