What is new at the LAMBDA Data Center http://lambda.gsfc.nasa.gov/ en-us The WMAP Monte Carlo Markov Chain foreground maps underwent a FITS header update to make them compatible with HEALPIX file I/O software. http://lambda.gsfc.nasa.gov//product/map/dr4/mcmc_maps_info.cfm lambda.gsfc.nasa.gov#139 19 Jan 2012 12:00:00 EST