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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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Short "hint"

n. - A 60th part of a minute of curve.

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Usage examples (14)
  • Quite nice, with image/elevation data of the world down to 1 arcsecond.
  • The Very Long Baseline Array, stretching from Hawaii to the Caribbean, regularly produces images with milli-arcsecond resolution.
  • To image something green on the sky to 1 arcsecond (which optical telescopes routinely do) thus requires a telescope of size at least 10 cm.
  • The parsec in turn is defined to be a certain multiple of the astronomical unit original such that the parallax of a star as it appears from the Earth is 1 arcsecond.
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