Compass/Scale Annotated Image of the Center of the Milky Way

Image Details

About The Object
Object Name	Galactic Center
Object Description	Center of the Milky Way Galaxy
R.A. Position	17h 45m 36.0s
Dec. Position	-28° 55' 58.8"
Constellation	Sagittarius
Distance	26,000 light-years (8 kiloparsecs)
Dimensions	The composite image of the galactic center is 32.5 arcminutes (246 light-years or 75.5 parsecs) wide.
About The Data
Data Description	Spitzer Data: The Spitzer Space Telescope data were courtesy of NASA, Jet Propulsion Laboratory, and S. Stolovy (Spitzer Science Center/California Institute of Technology). Hubble Data: The Hubble component was from the HST proposal : Q.D. Wang (University of Massachusetts, Amherst), S. Stolovy (Caltech), C. Lang (University of Iowa), A. Cotera (SETI Institute), M. Muno (Caltech), M. Morris (University of California, Los Angeles), D. Calzetti (University of Massachusetts, Amherst), S. Ramirez (Caltech), and G. Schneider (University of Arizona). Chandra Data: The science team was led by Q.D. Wang (University of Massachusetts, Amherst). Image courtesy of NASA/CXC/UMass/Q.D. Wang et al.
Instrument	SST>IRAC, HST>NICMOS, and CXO>ACIS
Exposure Dates	September 3, 2004, and September 15, 2005 (SST), February 22 - June 5, 2008 (HST), and March 2000 - July 2007 (CXO)
Filters	SST: 3.6 microns, 4.5 microns, 5.8 microns, and 8.0 microns HST: F187N (Paschen-Alpha) and F190N (Paschen-Alpha continuum) CXO: 1-3 keV, 3-5 keV, 5-8 keV

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