NEW YORK (Standard&Poor's CreditWire) April 16, 1999-Standard&Poor's today assigned its single-'A'-minus rating to District of Columbia's $180.45 million revenue refunding bonds series 1999A, issued for Georgetown University. Standard&Poor's also assigned its single-'A'-minus rating to Georgetown University's $35.2 million taxable bonds series 1999B. Bonds are secured by a general obligation pledge and refund several outstanding issues. Standard&Poor's affirmed its single-'A'-minus rating to District of Columbia's $68.35 million bonds series 1989A, 1990A, 1990B, 1992A-C, and 1993, issued for Georgetown University. The single-'A'-minus ratings and negative outlooks are affirmed reflecting Georgetown University's two successive years of large losses at Georgetown University Medical Center and no indication that these losses will be curtailed or eliminated shortly.