Sept 7 (Reuters) - Wall Street"s main indexes opened flat on Tuesday, as worries over the slowing pace of economic recovery overshadowed hopes that the Federal Reserve would maintain its accommodative stance a little longer after a soft U.S. payrolls report. The Dow Jones Industrial Average (.DJI) rose 4.15 points, or 0.01%, at the open to 35,373.24. The S&P 500 (.SPX) opened lower by 0.05 points, or 0.00%, at 4,535.38, while the Nasdaq Composite (.IXIC) gained 12.47 points, or 0.08%, to 15,375.98 at the opening bell. Reporting by Shreyashi Sanyal in Bengaluru; Editing by Arun Koyyur Our Standards: The Thomson Reuters Trust Principles.