All-sky radio continuum surveys
NVSS (Condon et al. 1998)
n = 1.4 GHz dec +90o to -40o
SUMSS (Bock et al. 1999)
n = 843 MHz dec -30o to -90o
Currently almost 70% complete, will be finished by Dec 2003
Both surveys have 45” beam, 3-5 mJy det. limit, position accuracy 1-2”
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