National Affairs: SEVEN JUGHEADS

The upcoming test of "Jughead," the 45-megaton bomb, would produce a radius of approximately 6.7 miles of utter destruction and 22.3 miles of severe-to-slight blast damage. Jughead's calculated effects on some major U.S. cities:

Washington. Aiming point: the Lincoln Memorial. The perimeter of total destruction would include the entire District of Columbia and Arlington County, Va. (the Pentagon, National Airport), the suburbs of Chevy Chase, Bethesda, Silver Spring, Hyattsville, Alexandria.

New York. Aiming point: Rockefeller Center. The circle of complete destruction would extend from Spuyten Duyvil to the Statue of Liberty, cover all Manhattan, Hoboken, Weehawken, large parts of The Bronx, Queens, Brooklyn and Jersey City.

Philadelphia. Aiming point: City Hall. All of the midtown and South Philadelphia areas, the Navy Yard, Germantown, Upper Darby and Camden destroyed; Chestnut Hill, Bryn Mawr, Chester severely damaged.

Boston. Aiming point: the State House. The heart of the city, Cambridge, Watertown, Brookline, most of the Newtons would be destroyed. Severely damaged: Concord, Lexington, Lynn and Quincy.

Detroit. Aiming point: Cadillac Square. Wiped out: downtown Detroit, Hamtramck, River Rouge, Highland Park, Windsor. Major blast damage: Dearborn, Grosse Pointe, Royal Oak.

Los Angeles. Aiming point: the Hollywood Race Track. Totally destroyed: much of the business district, several major aircraft factories, Dow Chemical, MGM. El Segundo Oilfield and part of Santa Monica.

Chicago. Aiming point: the International Amphitheater in the stockyards. Destroyed: the Loop, the Gold Coast, the University of Chicago, Municipal Airport, Cicero. Badly blasted: the South Side steel mills and the North Shore suburbs.