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About the Object	Object Name: Cassiopeia A Object Type: Supernova Remnant Position (J2000): RA: 23h23m24.00s Dec: 58d48m0.00s Distance: 11,000 light-years or 3.4 kpc Constellation: Cassiopeia
About the Data	Image Credit: NASA/JPL-Caltech/J. Rho (Spitzer Science Center) Instrument: IRS Wavelength: 5- 40 micron Exposure Date: January 13 2005 Exposure Time: a total of 11.3 hr with a total of 1756 IRS spectra Image Scale: 5.5 x 5.5 arcminutes Orientation: world coordinate system (north is up and west is right) Release Date: December 20, 2007
Observers	Jeonghee Rho (Spitzer Science Center, California Institute of Technology) Takashi Kozasa (Hokkaido University in Japan) William T. Reach (Spitzer Science Center, California Institute of Technology) J. D. Smith (Steward Observatory, University of Arizona) Lawrence Rudnick (University of Minnesota, Twin Cities) Tracey Delaney (Massachusetts Institute of Technology, Cambridge) Jessica A. Ennis (University of Minnesota, Twin Cities) Haley Gomez (University of Wales, Cardiff., UK) Achim Tappe (Spitzer Science Center/Caltech and the Harvard Smithsonian Center for Astrophysics, Cambridge)

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