The Following text was taken from the ESA Science site: URL: http://isowww.estec.esa.nl/science/
This is an ISOCAM image of the dusty quasar BR1202-0725 through the LW10 filter. With a redshift of 4.69 this is the believed to be the farthest known object observed by ISO.
This image is taken from a proposal by K. Leech, P. Barr, A. Salama, R. Saxton, R. Long and B. Altieri and was reduced by B. Altieri.
INFRARED PROCESSING AND ANALYSIS CENTER