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Length/Distance | Convert from span to megameter |
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Common Length Conversions Metric Length Conversions Unit Definition (span) Span is the width of a human hand, from the tip of the thumb to the tip of the pinky finger. 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.
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