from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A unit of angle; 1/60th of a degree.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a unit of angular distance equal to a 60th of a degree


Sorry, no etymologies found.


  • The scale of the Hubble/VLA/Chandra image is probably on the scale of arcminutes (1 arcminute = 60,000 milliarcseconds).

    Archive 2008-08-22

  • Groups and clusters of galaxies can be effectively found using their extended x-ray emission on sub-arcminute scales.

    Dark Matter in Distant Galaxy Groups Mapped for the First Time | Universe Today

  • However, this does not take into account the optics of the system which degrade image quality somewhat giving a commonly accepted resolution of 1 arcminute/cycle.

    The Register

  • So, if a normal human eye can discriminate two points separated by 1 arcminute/cycle at a distance of a foot, we should be able to discriminate two points 89 micrometers apart which would work out to about 287 pixels per inch.

    The Register

  • See, I'm just biased towards interferometers; -) ** One arcsecond is 1/60th of an arcminute, and one arcminute is 1/60th of a degree.

    Archive 2009-02-25


Log in or sign up to get involved in the conversation. It's quick and easy.

  • That's 360 degrees times 60 minutes per degree.

    November 7, 2007

  • Also called the minute of arc. There are 21,600 arcminutes in a circle.

    November 6, 2007