An arcminute, also called a minute of arc or arc minute, is a unit of angular measure equal to 60 arcseconds, or 1/60 of a degree.
The arcminute is denoted 
(not to be confused with the symbol for feet).
Arcminute
See also
Arcsecond, DegreeExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Arcminute." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Arcminute.html