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Length/Distance | Convert from megameter to block [South, West U.S.] |
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Common Length Conversions Metric Length Conversions Unit Definition (megameter) The parsec (symbol pc) is a unit of length used in astronomy. It stands for "parallax of one arc second", and is approximately 19,131,554,073,600 (19 trillion) miles. Unit Definition (block [South, West U.S.]) The Block is an informal unit of distance popular in the U.S. A block is the average distance between street intersections in the rectangular street grids common in most American cities. The length of a block is about 1/10 mile (160 meters) in USA cities in the South and West.
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