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NASA Spitzer Space Telescope • Jet Propulsion Laboratory
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About the Object Object Name: 4U 0142+61
Object Type: Neutron star (AXP)
Position (J2000): RA: 01 46 22.40 Dec: +61 45 02.9
Distance: 12,700 light-years (3.9 kpc)
Magnitude: Ks = 20; 51.9 +/- 5.2 uJy at 8 microns; 36.3 +/- 3.6 uJy at 4.5 microns
Constellation: Cassiopeia
About the Data Image Credit: NASA/JPL-Caltech/Z. Wang (Massachusetts Institute of Technology)
Instrument: Infrared Array Camera (IRAC)
Wavelength: 4.5 and 8.0 microns
Exposure Date: 17 January 2005
Exposure Time: 75 minutes (8.0 microns); 77 minutes (4.5 microns)
Release Date: 5 April 2006
Observers Zhongxiang Wang (Massachusetts Institute of Technology)
Deepto Chakrabarty (Massachusetts Institute of Technology)
David Kaplan (Massachusetts Institute of Technology)

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